pmxt good first issues (TypeScript)

Spec drift: kalshi — LOW: GET /events/{event_ticker} gains optional exclude_markets query param (2026-10-15) 9 days ago

enhancement good first issue core effort: small type: inconsistency P3: low spec-drift

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

spec-drift [rain] LOW: getTransactions missing required skip/orderDirection params — SDK v2.0.0 may error on user trade fetches 16 days ago

enhancement good first issue core effort: small type: inconsistency P3: low spec-drift rain

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Spec drift: gemini-titan — GET /v1/prediction-markets/taker-rewards/summary missing from spec (added 2026-10-01; not in rewards namespace issue #2336) 17 days ago

enhancement good first issue core effort: small P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Spec drift: gemini-titan — GET /v1/prediction-markets/events/{eventTicker}/strike endpoint missing (added 2026-03-30) 17 days ago

enhancement good first issue core effort: small P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

[smarkets] GET /v3/events/ jurisdiction enum missing IRGC value — filtering broken for IRGC-regulated markets 23 days ago

enhancement good first issue core effort: small type: inconsistency P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Spec drift: kalshi — Ed25519 key type added to POST /api_keys/generate; not in spec 30 days ago

enhancement good first issue core effort: small type: inconsistency P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: suibets — remainingStake and totalMatched absent from live offers response 30 days ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

docs/api-reference/ has no dedicated page for fetchTrades/fetch_trades despite being claimed as a supported, parity method about 1 month ago

documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

docs/router/prices.mdx's "Composing with venue exchanges" example is Python-only, unlike every other example on the page about 1 month ago

documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

docs/router/search.mdx shows curl-only examples with no Python or TypeScript SDK code, unlike every other docs/router/ page about 1 month ago

bug documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: hosted order-build amount-validation error message doesn't distinguish malformed vs. non-positive input in TypeScript, but does in Python about 1 month ago

bug good first issue sdk-parity python sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/python/pmxt/server_manager.py:397 — `except OSError: pass` in `_remove_stale_lock` silently leaves lock behind about 1 month ago

bug good first issue python maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: smarkets — events[].venue (object | null) present in live response, not in SmarketsRawEvent interface or surfaced by normalizer about 1 month ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

BinanceFeed doesn't normalize symbol case — fetchTicker/watchTicker silently hang then time out for non-canonical-case symbols about 1 month ago

bug good first issue core core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

docs/security.mdx wrongly claims Limitless has no scoped API-key alternative to a raw private key about 1 month ago

bug documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

docs/router/prices.mdx's fetchMatchedMarketClusters Parameters table documents only 4 of ~16 real, working parameters about 1 month ago

bug documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

spec-drift [metaculus] POST /posts/ conditional-question validation tightened Sep 15 — returns 400 for non-viewable referenced questions about 1 month ago

bug good first issue core effort: small type: inconsistency P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

spec-drift [metaculus] /posts/{postId}/download-data/ auth narrowing Sep 15 — silent data reduction for unauthenticated fetches about 1 month ago

bug good first issue core effort: small type: inconsistency P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

spec-drift [hunch] HunchRawPosition.status missing "resolved-refunded" enum value about 1 month ago

bug good first issue core effort: small type: inconsistency P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Spec drift: kalshi — target_cost_excludes_fees field missing from CreateRFQ request body (POST /communications/rfqs, added Sep 17, 2026) about 1 month ago

enhancement good first issue core effort: small type: inconsistency P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Spec drift: gemini-titan — contracts[].totalShares formally documented as removed Sep 16, 2026 — stale field in types.ts:25 about 1 month ago

good first issue core maintenance effort: small P3: low spec-drift type: dead-code

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Python SDK trading examples call create_order(type=...) but the SDK requires order_type= — both examples raise TypeError about 1 month ago

bug documentation good first issue python core-sdk-gap effort: small type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

myriad — GET /tags and GET /topics endpoints missing from spec (v2.0.4 additions) about 1 month ago

enhancement good first issue core effort: small type: inconsistency P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Spec drift: kalshi — Series.categories[] list field missing from spec (added September 17, 2026) about 1 month ago

enhancement good first issue core effort: small type: inconsistency P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Spec drift: kalshi — GET /live_data/weather/{city}/calibrations endpoint missing (added August 31, 2026) about 1 month ago

enhancement good first issue core effort: small P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: kalshi — market.previous_price_dollars absent from live API (renamed to previous_yes_ask_dollars / previous_yes_bid_dollars), priceChange24h always 0 about 1 month ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: Python's `position_from_v0` drops TypeScript's camelCase alternate-wire-key fallback for 7 fields beyond `shares`/`amount` about 1 month ago

bug good first issue sdk-parity python sdk-drift P2: medium effort: small component: ts-sdk type: inconsistency

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: `Escrow.withdrawals` validates wallet address vs. `include` in opposite order about 1 month ago

bug good first issue sdk-parity python sdk-drift P2: medium effort: small component: ts-sdk type: inconsistency

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: TypeScript's `HostedRoute` objects are runtime-mutable (no `readonly` fields); Python's are a frozen dataclass about 1 month ago

bug good first issue sdk-parity sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Router.sql() — a real, typed method in both SDKs — has zero narrative documentation about 2 months ago

documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

core/docs/ERRORS.md and SETUP_KALSHI.md TypeScript samples import from a nonexistent 'pmxt' package about 2 months ago

bug documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: rain — `topOption.{pair,optionName}` present in live list response, not accessed about 2 months ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: rain — `poolDescription` present in detail response, not mapped to market description about 2 months ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: rain — `isDisputed` present in detail response, not mapped to market status about 2 months ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: hyperliquid — `outcomes[].deployerFeeScale: str` present in live response, not accessed about 2 months ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: polymarket — `spread: float` present in live response, not accessed by normalizer about 2 months ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

spec-drift/limitless: stpPolicy (self-trade prevention) field missing from POST /orders spec (added June 9, 2026) about 2 months ago

enhancement good first issue core effort: small type: inconsistency P3: low spec-drift limitless

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

openapi-hosted-trading.json's info block is copy-pasted from openapi-hosted.json — claims "search, matching, arbitrage, and SQL" for a trade-only spec about 2 months ago

bug documentation good first issue core-sdk-gap effort: small type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: Python's `SIX_DEC_SCALE` in `_hosted_mappers.py` lacks the underscore-private naming its TypeScript counterpart and its own Python sibling use about 2 months ago

good first issue sdk-parity python sdk-drift effort: small type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

core/docs/SETUP_POLYMARKET.md has no TypeScript initialization sample, unlike SETUP_KALSHI.md and SETUP_LIMITLESS.md about 2 months ago

documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: `MissingWalletAddress` constructor accepts only `message` in TypeScript but inherits `ValidationError`'s full `(message, field, exchange)` signature in Python 2 months ago

enhancement good first issue sdk-parity python sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: TypeScript ServerManager's monorepo dev-path fallback for the version-mismatch check resolves to a nonexistent directory when run from compiled output 2 months ago

bug good first issue sdk-parity sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Router.fetchHedges/fetchArbitrage are real, SDK-exposed methods but never mentioned in any router doc page 2 months ago

documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

docs/api-reference/configuration.mdx documents trade_base_url/local_port/timeout config surface that doesn't exist in either SDK 2 months ago

bug documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: `WsClientConfig` type is never exported from TypeScript's package root, unlike sibling options types 2 months ago

good first issue sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: Python's hosted-venue-unsupported error substitutes "unknown" for an empty venue name; TypeScript emits an empty segment instead 2 months ago

good first issue sdk-parity sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/python/pmxt/ws_client.py:132 — bare `except Exception: pass` during WebSocket close 2 months ago

bug good first issue python maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: dead unused import `MatchedMarketClusterParams` in `router.ts`, no Python equivalent 2 months ago

good first issue maintenance sdk-drift effort: small component: ts-sdk P3: low type: dead-code

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/python/pmxt/ws_client.py:161 — `except Exception: pass` silently masks ws.close() failure during connect-retry cleanup 2 months ago

good first issue python maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: Python exports a named `OutcomeType` literal alias; TypeScript inlines the same union with no equivalent name 2 months ago

good first issue sdk-parity sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: `verifySignature`/`verify_signature` return different hex casing for an already-canonical normalized signature 2 months ago

bug good first issue sdk-parity python sdk-drift effort: small type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: dead, unused `self._port` attribute in Python's `ServerManager`, with no TypeScript equivalent 3 months ago

good first issue python maintenance sdk-drift effort: small P3: low type: dead-code

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: dead unused `NotSupported` import in Python's `_hosted_errors.py`, no TypeScript equivalent 3 months ago

good first issue python maintenance sdk-drift effort: small P3: low type: dead-code

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

TypeScript SDK filterMarkets() includes markets with missing resolutionDate instead of excluding them 3 months ago

bug good first issue sdk-parity core-sdk-gap P2: medium effort: small component: ts-sdk type: inconsistency

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

TypeScript SDK getExecutionPrice() doesn't sort or filter order-book levels, unlike core and its own sibling getExecutionPriceDetailed() 3 months ago

bug good first issue core-sdk-gap effort: small P1: high component: ts-sdk type: inconsistency

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

TypeScript SDK Router.compareMarketPrices bypasses the shared retry/host-resolution transport 3 months ago

bug good first issue sdk-parity core-sdk-gap P2: medium effort: small component: ts-sdk type: inconsistency

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

TypeScript SDK UserTrade type is missing the fee field 3 months ago

enhancement good first issue sdk-parity core-sdk-gap effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: Hosted error classes not exported at package level in Python; TypeScript exports all of `hosted-errors.ts` 3 months ago

enhancement good first issue sdk-parity python sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Router.fetchEventsImpl never maps status:'closed'/'inactive' to the closed query flag, unlike fetchMarketsImpl 3 months ago

bug good first issue core core-sdk-gap P2: medium effort: small type: inconsistency

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: TypeScript exports two unrelated types both named `HostedRoute`; Python has one unambiguous `HostedRoute` 3 months ago

good first issue sdk-parity sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

exchange-factory.ts never forwards Rain's rpcUrl credential — custom Arbitrum RPC unreachable for trading via the sidecar or either SDK 3 months ago

bug enhancement good first issue core core-sdk-gap P2: medium effort: small type: inconsistency

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

GeminiTitan has no way, at any layer, to configure its native WebSocket transport (reconnectIntervalMs, watchTimeoutMs) 3 months ago

bug enhancement good first issue core core-sdk-gap P2: medium effort: small type: inconsistency

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

`compareMarketPrices` and `fetchRelatedMarkets` take non-optional `params` while sibling router methods take optional `params` 3 months ago

enhancement good first issue core api-consistency effort: small type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Spec drift: metaculus — server-side `search` param exists on GET /posts/ but PMXT does expensive client-side filtering 3 months ago

enhancement good first issue core effort: small type: inconsistency P3: low spec-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

kalshi-demo omitted from watchOrderBook/watchOrderBooks/watchTrades docs venue lists despite full inherited support 3 months ago

documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: FeedClient query-string encoding differs — encodeURIComponent (TypeScript) vs urlencode/quote_plus (Python) 3 months ago

good first issue sdk-parity python sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: TypeScript exports a `MatchedMarketClusterParams` alias for SDK-naming consistency but has no analogous `MatchedEventClusterParams` alias, unlike Python which exports both 3 months ago

good first issue sdk-parity sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

docs/guides/self-hosted.mdx sections 3, 4, and 6 show Python-only code samples despite both SDKs supporting every feature shown 3 months ago

documentation good first issue core-sdk-gap P2: medium effort: small

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/python/pmxt/server_manager.py:498 — redundant bare `Exception` in except tuple masks health-check failures with no logging 3 months ago

good first issue python maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: `verifySignature`/`verify_signature` drops the underlying exception message in Python for two failure paths that TypeScript includes verbatim 3 months ago

bug good first issue sdk-parity python sdk-drift effort: small type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Baozi's `fetchOHLCV`/`fetchTrades` are labeled `'emulated'` in capabilityOverrides but are unconditional empty stubs, not emulation 3 months ago

good first issue core core-sdk-gap effort: small P3: low type: dead-code

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: TypeScript has its own dead WS-unsubscribe helper cluster (`getWsInternals`, `wsSubscriptionKey`, `getWsSubscriptionId`, `clearWsSubscription`, `sendWsMessage`) — corrects #1696's "no TypeScript equivalent" framing 3 months ago

good first issue sdk-parity maintenance sdk-drift effort: small component: ts-sdk P3: low type: dead-code

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: `ServerManagerOptions` type is never re-exported from the TypeScript package root, unlike sibling options types 3 months ago

good first issue sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: TypeScript's `server-manager.ts` bypasses its own shared `logger` for one diagnostic (raw `process.env` check + `stderr.write`); Python has no diagnostic at all on that path 3 months ago

good first issue python sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: Python's `_hosted_errors.py` defines dead duplicate public alias `ERROR_PATTERN_TABLE` for `HOSTED_ERROR_PATTERNS` 3 months ago

good first issue python maintenance sdk-drift effort: small P3: low type: dead-code

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/python/pmxt/_hosted_errors.py:181 — `except ValueError: return None` in _json_payload silently masks malformed response bodies 3 months ago

good first issue python maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/typescript/pmxt/client.ts:408 — comment-only catch swallows more than "ethers not installed" 3 months ago

good first issue maintenance effort: small component: ts-sdk P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/typescript/pmxt/server-manager.ts:383 — comment-only catch masks unexpected error in liveness check 3 months ago

good first issue maintenance effort: small component: ts-sdk P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/typescript/pmxt/server-manager.ts:358 — silent catch masks log-file read errors in logs() 3 months ago

good first issue maintenance effort: small component: ts-sdk P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/typescript/pmxt/ws-client.ts:253 — catch assumes every parse failure is a benign control frame 3 months ago

good first issue maintenance effort: small component: ts-sdk P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: sdks/typescript/pmxt/ws-client.ts:191 — comment-only catch masks ws.close() failure during connect timeout 3 months ago

good first issue maintenance effort: small component: ts-sdk P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/utils/error-mapper.ts:388 — silent catch masks JSON.stringify failure in extractFromData 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/utils/error-mapper.ts:351 — silent catch masks JSON.stringify failure when formatting unknown errors 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/exchanges/polymarket/websocket.ts:291 — catch assumes every parse failure is a benign control frame 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/exchanges/rain/websocket.ts:107 — comment-only catch masks destroyWebSocket failure during close() 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/exchanges/rain/websocket.ts:103 — comment-only catch masks per-subscription unsubscribe failure 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/exchanges/rain/fetcher.ts:224 — comment-only catch masks WebSocket teardown failure in close() 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

console: core/src/exchanges/probable/auth.ts:142 — console.warn in logout() bypasses structured logger 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/exchanges/probable/websocket.ts:147 — comment-only catch masks unsubscribe failures during close() 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/exchanges/probable/fetcher.ts:290 — comment-only catch masks slug/query parsing failure 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/exchanges/hyperliquid/fetcher.ts:394 — comment-only catch swallows volume enrichment failures 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/exchanges/hyperliquid/fetcher.ts:247 — silent catch discards results on marketId parse failure 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/router/Router.ts:102 — silent catch masks URL parsing failure in isMockUrl 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/server/app.ts:102 — comment-only catch masks malformed JSON env/config values 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/server/index.ts:40 — silent catch masks fs.statSync failure when computing dev version hash 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

empty-catch: core/src/server/sql-route.ts:195 — comment-only catch swallows JSON.parse failure in extractErrorMessage 3 months ago

good first issue core maintenance effort: small P3: low code-hygiene

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

SDK drift: `ensureHostedTradingSupported` venue-allowlist check is case-sensitive in TypeScript but case-normalized in Python's `_client_venue` 3 months ago

enhancement good first issue sdk-parity python sdk-drift effort: small component: ts-sdk type: inconsistency P3: low

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: kalshi — cent-denominated price/volume fields no longer in live API, fallback code is dead 3 months ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: polymarket — oneDayPriceChange absent from live API, priceChange24h always 0 3 months ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

Response drift: probable — volume field absent from live API, UnifiedMarket.volume always 0 3 months ago

bug good first issue core effort: small type: inconsistency P3: low response-drift

pmxt-dev/pmxt

1.9K

CCXT for prediction markets. PMXT is a unified API for trading on Polymarket, Kalshi, and more.

TypeScript

#algotrading#arbitrage#ccxt#kalshi#market-data#polymarket#prediction-markets#unified-api

pmxt-dev/pmxt

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