API
Usage limits
How data-day downloads affect usage counters.
Day API usage is counted by unlocked day.
Once a data day is unlocked, downloads for that same day count only once. This includes repeated downloads, different data_type values, and different series values.
Example flow
Usage: 0
curl -L "https://api.pmdata.dev/polymarket/btc-5m/poly_l2/btc-5m_poly_l2_2026-07-11.zip"Usage: 1
Different data_type, same day:
curl -L "https://api.pmdata.dev/polymarket/btc-5m/onchain_fills/btc-5m_onchain_fills_2026-07-11.zip"Usage: 1
Different series, same day:
curl -L "https://api.pmdata.dev/polymarket/eth-5m/poly_l2/eth-5m_poly_l2_2026-07-11.zip"Usage: 1
Repeated download, same day:
curl -L "https://api.pmdata.dev/polymarket/btc-5m/poly_l2/btc-5m_poly_l2_2026-07-11.zip"Usage: 1