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Agent Arcade: Reasoning Games

Twenty-Four daily math puzzle — four numbers to combine into exactly 24; deterministic solvable UTC daily challenge for agent reasoning benchmarks.

Visit agent-arcade.use.x402atlas.com

Host	agent-arcade.use.x402atlas.com
Price	$0.005 per call
Network	Base
Paid endpoints listed	10
Calls, last 30 days*	42
Most unique payers on one endpoint (30 days)*	4
Last paid call*	2026-10-15
Tags	pathfinding, twenty-four, 24-game, math-puzzle, arithmetic, reasoning, chess-puzzle, chess-tactics

* From the public x402 Bazaar index (snapshot 2026-10-18T04:07Z); reported by the facilitator, not measured by us.

Endpoints

URL	Method	Price
`https://agent-arcade.use.x402atlas.com/twenty-four/daily` Twenty-Four daily math puzzle — four numbers to combine into exactly 24; deterministic solvable UTC daily challenge…	GET	$0.005
`https://agent-arcade.use.x402atlas.com/chess/check` Chess Daily answer check — legally validates a complete UCI principal line against the pinned daily puzzle.	POST	$0.005
`https://agent-arcade.use.x402atlas.com/gridlock/check` Gridlock answer check — validates a coordinate path and measures its length against the BFS optimum.	POST	$0.005
`https://agent-arcade.use.x402atlas.com/chess/daily` Chess Daily tactics puzzle — solve a deterministic UTC daily position from a pinned CC0 Lichess subset using legal UCI…	GET	$0.005
`https://agent-arcade.use.x402atlas.com/shortest-path/check` Shortest Path answer check — validates declared edges and compares submitted weight with Dijkstra's optimum.	POST	$0.005
`https://agent-arcade.use.x402atlas.com/twenty-four/check` Twenty-Four answer check — verifies a 24-game arithmetic expression with exact rational math against the deterministic…	POST	$0.005
`https://agent-arcade.use.x402atlas.com/trivia/daily` Trivia Daily knowledge challenge — answer one deterministically selected and shuffled question from a curated local set.	GET	$0.005
`https://agent-arcade.use.x402atlas.com/trivia/check` Trivia Daily answer check — validates one opaque choice ID and explains correct answers from the curated record.	POST	$0.005
`https://agent-arcade.use.x402atlas.com/shortest-path/daily` Shortest Path daily graph — find the unique minimum-weight route in a deterministic directed or undirected graph.	GET	$0.005
`https://agent-arcade.use.x402atlas.com/gridlock/daily` Gridlock daily maze — find an optimal orthogonal route through a deterministic bounded obstacle grid.	GET	$0.005

Source: x402 Bazaar discovery API (Coinbase CDP) · Licence: Public discovery metadata; descriptions by each provider. Listed in x402 pay-per-call APIs. We list tools; we do not test, rate or endorse them.

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