Directory / agent-arcade.use.x402atlas.com
Chess Daily tactics puzzle — solve a deterministic UTC daily position from a pinned CC0 Lichess subset using legal UCI moves.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://agent-arcade.use.x402atlas.com/chess/daily' # -> HTTP/1.1 402 Payment Required # the response carries the price, asset and pay-to address. # 2. Pay and retry with any x402 client: npx x402-fetch 'https://agent-arcade.use.x402atlas.com/chess/daily'
Endpoint: https://agent-arcade.use.x402atlas.com/chess/daily. Operated by agent-arcade.use.x402atlas.com, not by Animica. Price and availability were correct at the last probe on 2026-09-02 and are set by the operator, who may change them.
Trivia Daily knowledge challenge — answer one deterministically selected and shuffled question from a curated local set.
Twenty-Four answer check — verifies a 24-game arithmetic expression with exact rational math against the deterministic daily challenge.
Twenty-Four daily math puzzle — four numbers to combine into exactly 24; deterministic solvable UTC daily challenge for agent reasoning benchmarks.