Prediction market data, APIs and SDKs

Market data feeds, historical order books, SDKs, MCP servers and developer tools for building on prediction markets. 134 listed.

134 listings, fullest profiles first

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Parity website

Parity

Data and APIs

Website checked 31 Oct 2026

Parity provides data or programmatic research tools.

Poly-Sim website

Poly-Sim

Data and APIs

Website checked 31 Oct 2026

Poly-Sim provides data or programmatic research tools.

  • Polymarket
PolyVPN website

PolyVPN

Data and APIs

Website checked 31 Oct 2026

PolyVPN describes a London-hosted WireGuard route specifically for Polymarket CLOB traffic. Its latency figures are provider advertising and have not been benchmarked here.

  • Polymarket
Prediction Labs website

Prediction Labs

Data and APIs

Website checked 31 Oct 2026

Prediction Labs provides data or programmatic research tools.

  • Polymarket
Predxy website

Predxy

Data and APIs

Website checked 31 Oct 2026

No description yet.

  • Polymarket
  • Kalshi
Problyx website

Problyx

Data and APIs

Website checked 31 Oct 2026

No description yet.

Seeker Labs website

Seeker Labs

Data and APIs

Website checked 31 Oct 2026

Seeker Labs provides data or programmatic research tools.

Stair-AI website

Stair-AI

Data and APIs

Website checked 31 Oct 2026

Stair-AI describes recording AI reasoning and evaluating decisions against subsequent outcomes, with tools intended to connect agent decisions and execution.

Adanos Software

Data and APIs

Website checked 31 Oct 2026

Adanos converts prediction-market activity into stock-related sentiment data. Its Polymarket endpoint describes per-ticker signals, trending markets, liquidity and 24-hour trading volume in JSON for developers.

  • Free and paid
  • Polymarket
Hunch website

Hunch

Data and APIs

Website checked 31 Oct 2026

No description yet.

Match Hype website

Match Hype

Data and APIs

Website checked 31 Oct 2026

Match Hype provides tools for developers.

Polkamarkets website

Polkamarkets

Data and APIs

Website checked 31 Oct 2026

No description yet.

Pyth Network website

Pyth Network

Data and APIs

Website checked 31 Oct 2026

Pyth Network provides data or programmatic research tools.

sports-skills website

sports-skills

Data and APIs

Website checked 31 Oct 2026

Open-source SKILL.md agent skills for live sports data with Kalshi and Polymarket market feeds, a cross-venue odds dashboard and an opt-in Polymarket trading skill. No API keys.

  • Free option
  • Kalshi
  • Polymarket
  • Sportsbooks
Adjacent website

Adjacent

Data and APIs

Website checked 31 Oct 2026

Adjacent publishes prediction-market indices, reference rates and related news. Its page includes definitions that help readers interpret the published measures.

  • Free option
Chainlink website

Chainlink

Data and APIs

Website checked 31 Oct 2026

Chainlink provides tools for developers.

Deplay website

Deplay

Data and APIs

Website checked 31 Oct 2026

Deplay describes building applications for the Solana Seeker device. This is an adjacent application-development resource.

Dome website

Dome

Data and APIs

Website checked 31 Oct 2026

Dome’s documentation announces its acquisition by Polymarket and an API retirement date of 28 April 2026. The accessible documentation is historical integration material.

  • Polymarket
  • Kalshi

polymm

Data and APIs

Website checked 3 Nov 2026

polymm is a public Python repository for Polymarket sports market making and arbitrage. Its author describes the code as a retired bot and includes analysis of execution and strategy limitations. It is research software, not an operated subscription service or an assurance of future returns.

  • Polymarket
Predictions.io website

Predictions.io

Data and APIs

Website checked 31 Oct 2026

No description yet.

  • Polymarket
  • Kalshi
  • Manifold
Predik website

Predik

Data and APIs

Website checked 31 Oct 2026

Predik provides tools for developers.

Sequoia Capital website

Sequoia Capital

Data and APIs

Website checked 31 Oct 2026

Sequoia Capital provides tools for developers.

Synoptic website

Synoptic

Data and APIs

Website checked 31 Oct 2026

Synoptic provides tools for developers.

UnifAI website

UnifAI

Data and APIs

Website checked 31 Oct 2026

UnifAI describes runtime infrastructure and model evaluation for autonomous DeFi agents. Benchmark performance statements remain the provider’s claims.

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