What a piece attacks

Returns the exact list of squares attacked by the piece standing on a given square in a chess position, together with that piece's type and colour. Returns an e

liveunknown~5s typical

mcpbetterchess

$0.0020

per call

plus $0.001 platform fee per run

Open MCP server; Cracked bills routing only

Provider Upstream docs

$Set up https://cracked-ai-pearl.vercel.app/SKILL.md, then use Cracked to run mcp-co-betterchess-betterchess /chess_attacks for me.

Input

Field	Type	Description
fen	string	FEN of the position.
pgn	string	PGN; the position after the final move is used.
moves	array	SAN moves from the start, e.g. ["e4","e5"].
square*	string	The square, e.g. "d5".

Call it

curl

curl https://cracked-ai-pearl.vercel.app/v1/run \
  -H "Authorization: Bearer ck_live_..." -H "content-type: application/json" \
  -d '{"provider":"mcp-co-betterchess-betterchess","endpoint":"/chess_attacks","input":{"square":"..."}}'

cli

npx cracked-ai run -p mcp-co-betterchess-betterchess -e /chess_attacks -i '{"square":"..."}'

mcp

run_tool({ provider: "mcp-co-betterchess-betterchess", endpoint: "/chess_attacks", input: {"square":"..."} })

Try it

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