Polymarket APIs and Data ProvidersapiSource-reviewed, not product-tested unless noted

Polymarket Data API

Official Polymarket Data API for positions, account activity and market participation; distinct from the CLOB order-book and trading API.

Audiencesdevelopers
Interfaceapi
PricingPricing not confirmed
Latest source check 2026-09-28; individual sources retain their own dates · Runtime not tested

What is Polymarket Data API?

Official Polymarket Data API for positions, account activity and market participation; distinct from the CLOB order-book and trading API.

Commercial relationships: Operator ownership: not confirmed; Sponsorship: not confirmed; Affiliate links: not confirmed

What you can do

Open the official API guide and follow its Data API overview. Choose documented positions or activity endpoints and check pagination and response shape for your use case.

Who it may fit and what to check

Read positions and activity for analysis; do not mistake the Data API for Gamma market discovery or CLOB order execution.

Features and coverage

Read positions and activity

Query market participation with cursor pagination

  • Read positions and activity
  • Query market participation with cursor pagination

Pricing and total cost

Pricing evidence

Pricing not confirmed

API-specific pricing was not established by this source review. Public data reads and trading-related venue fees must not be conflated.

Getting started

Open the official API guide and follow its Data API overview. Choose documented positions or activity endpoints and check pagination and response shape for your use case.

API base URL (integration endpoint, not documentation)

Sources and review notes

Source review is not a product test

Official Polymarket API guide checked 28 September 2026; archived source capture reviewed 7 September 2026. Documentation access is not an authenticated API test. No credentials, signatures or orders were used.

What to check

  • Documentation was read but API responses were not tested; endpoint coverage and availability may change.
  • API-specific pricing was not established; venue trading fees are separate.

Related tools to investigate

Shared categories do not establish that products are interchangeable.

Build Polymarket on-chain analytics pipelines with Goldsky's v2 datasets; legacy public subgraphs are incomplete after the April 2026 migration.

developers

Commercial relationships: Operator ownership: not confirmed; Sponsorship: not confirmed; Affiliate links: not confirmed

PricingPricing not confirmed
View profile

Official CLOB API for prices and order books, plus authenticated order placement and management; unlike the Data API, trading requires signed credentials.

developers

Commercial relationships: Operator ownership: not confirmed; Sponsorship: not confirmed; Affiliate links: not confirmed

PricingPricing not confirmed
View profile