Data coverage

Polymarket historical data

The most complete Polymarket dataset available: 1M+ markets and 100B+ data points across trades, order books, quotes, onchain fills, and the crypto price feeds Polymarket resolves against. Cleaned, normalized, and delivered as daily Parquet files.

1M+

Markets

100B+

Data points

Oct 11, 2025

Off-chain data since

From inception (Nov 2022)

Onchain fills

What's included

Recorded in full from the venue's feeds - no downsampling, no interval sampling.

trades

Trades

Every executed trade captured tick-by-tick from the websocket - no candles, no sampling.

quotes

Quotes

A new row on every best bid/ask change - event-driven, not interval-sampled.

book_snapshot_5 / 25 / full

Order book snapshots

Tick-by-tick depth at 5, 25, or all price levels. Reconstruct the book at any moment in time.

onchain_fills

Onchain fills

Polygon settlement records with maker and taker wallets - built for whale tracking and per-trader P&L.

crypto_prices

Crypto prices

The oracle ticks Polymarket resolves its crypto markets against - not exchange prints.

markets / tags

Free metadata

Titles, outcomes, resolution status, and availability dates for every market. Free, no account needed.

Coverage

  • Trades, quotes, order books

    From Oct 11, 2025

  • Onchain fills

    From market inception (Nov 2022)

  • Crypto resolution prices

    From Apr 2, 2026

  • Free tier

    Markets and tags metadata datasets, plus 5 trial downloads - no credit card

New data lands daily, within hours of midnight UTC - as date-partitioned Parquet files via the REST API or Python SDK.

Download trades for any market

from telonex import get_dataframe
trades = get_dataframe(
api_key="YOUR_API_KEY",
exchange="polymarket",
channel="trades",
slug="us-recession-by-end-of-2026",
outcome="Yes",
from_date="2026-01-19",
to_date="2026-02-01",
)

pip install telonex[dataframe] and every download lands as a pandas DataFrame.

Polymarket data FAQ

Start downloading Polymarket data

Free trial with 5 downloads. No credit card, no sales calls.