predict

Polymarket crypto up-or-down markets - the recurring 'Will...

Polymarket crypto up-or-down markets — the recurring 'Will <asset> be up or down by <time>?' series for BTC, ETH, SOL, SPX and more (hourly/daily). Each event returns its question, dates, USD volume, and the nested Up/Down markets with live outcome prices (implied probability the asset closes higher). Filter count with limit. Read-only mirror of Polymarket's up-or-down tag.

get/api/predict/crypto-updown

Request

  • Base URL: https://2s.io
  • URL: https://2s.io/api/predict/crypto-updown
  • Auth: API key in header PAYMENT-SIGNATURE

Query parameters

limitinteger

Max events (default 20).

trial1

Try before you buy. Set to 1 for one free real call per endpoint per hour — no wallet or payment needed — to verify the endpoint before paying. Equivalent to sending the "X-2s-Trial: 1" request header. Listed only on operations that offer a trial; the others always answer 402.

Response

(unresolved $ref)

Changes

No recorded changes to this operation across all 1 revision of this API.