{
  "generated_at": "2026-04-24T15:01:35.625676+00:00",
  "slug": "agentkit-x402chess-production-up-railway-app-entrypoints-bestmove-invoke",
  "title": "AgentKit Chess \u00b7 Stockfish Best Move",
  "url": "https://agentkit-x402chess-production.up.railway.app/entrypoints/bestmove/invoke",
  "category": "compute",
  "summary": "Calculate the optimal chess move for any board position using Stockfish engine analysis with configurable depth and timing.",
  "seo": {
    "title": "Chess Engine API | Stockfish Best Move | x402",
    "description": "Compute optimal chess moves via Stockfish engine. Submit FEN position, receive best move with engine depth and think time. 0.01 USDC per call. Base network."
  },
  "use_cases": [
    "Power chess-playing AI agents with engine analysis",
    "Evaluate positions for game coaching applications",
    "Generate training puzzles from specific FEN setups",
    "Analyze blunders and optimal continuations in games"
  ],
  "ideal_buyer": "Chess engine integrators, game AI developers, coaching platforms, and agents requiring Stockfish-powered move analysis without local engine deployment.",
  "example_prompt": "Find the best move for this FEN position: rnbqkbnr/pppppppp/8/8/4P3/8/PPPP1PPP/RNBQKBNR b KQkq - 0 1",
  "example_request_body": {
    "fen": "rnbqkbnr/pppppppp/8/8/4P3/8/PPPP1PPP/RNBQKBNR b KQkq - 0 1"
  },
  "risk_notes": [],
  "pricing_sanity": {
    "flag": "normal",
    "ratio": 1,
    "median_category_atomic": 10000
  },
  "pricing_review_required": false,
  "pricing_decimal_suspect": false,
  "trust_tier": "indexed_external",
  "accepts": [
    {
      "scheme": "exact",
      "network": "base",
      "pay_to": "0x22e4907889693b10549e4bc88c36638d1951cb51",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "max_amount_required_atomic": "10000",
      "max_timeout_seconds": 300,
      "mime_type": "application/json",
      "description": "Compute the best move for a FEN position using Stockfish.",
      "verified": false,
      "hints": {
        "input": {
          "type": "http",
          "method": "POST",
          "bodyType": "json",
          "bodyFields": {
            "input": {
              "type": "object",
              "required": [
                "fen"
              ],
              "properties": {
                "fen": {
                  "type": "string"
                },
                "depth": {
                  "type": "integer"
                },
                "movetimeMs": {
                  "type": "integer"
                }
              }
            }
          }
        },
        "output": {
          "output": {
            "type": "object",
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "required": [
              "bestMove",
              "engine"
            ],
            "properties": {
              "engine": {
                "type": "object",
                "properties": {
                  "depth": {
                    "type": "number"
                  },
                  "movetimeMs": {
                    "type": "number"
                  }
                },
                "additionalProperties": false
              },
              "ponder": {
                "type": "string"
              },
              "bestMove": {
                "type": "string"
              }
            },
            "additionalProperties": false
          }
        }
      }
    }
  ],
  "origin": {
    "slug": "agentkit-x402chess-production-up-railway-app",
    "host": "agentkit-x402chess-production.up.railway.app",
    "title": "AgentKit x402 Chess API",
    "description": "A production-deployed API origin on Railway, inferred to offer chess-related services for AI agents via the x402 payment protocol. No active homepage content is currently available.",
    "url": "https://agentkit-x402chess-production.up.railway.app"
  },
  "json_ld": {
    "@id": "https://x402all.com/resource/agentkit-x402chess-production-up-railway-app-entrypoints-bestmove-invoke",
    "url": "https://x402all.com/resource/agentkit-x402chess-production-up-railway-app-entrypoints-bestmove-invoke",
    "name": "AgentKit Chess \u00b7 Stockfish Best Move",
    "@type": "WebAPI",
    "offers": {
      "url": "https://x402all.com/resource/agentkit-x402chess-production-up-railway-app-entrypoints-bestmove-invoke",
      "@type": "Offer",
      "price": "0.01",
      "availability": "https://schema.org/InStock",
      "priceCurrency": "USDC",
      "priceSpecification": {
        "@type": "UnitPriceSpecification",
        "price": "0.010000",
        "unitText": "call",
        "priceCurrency": "USDC"
      },
      "eligibleCustomerType": "Agent",
      "additionalProperty": [
        {
          "@type": "PropertyValue",
          "name": "paymentNetwork",
          "value": "base"
        },
        {
          "@type": "PropertyValue",
          "name": "paymentAsset",
          "value": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
        }
      ]
    },
    "sameAs": "https://agentkit-x402chess-production.up.railway.app/entrypoints/bestmove/invoke",
    "@context": "https://schema.org",
    "provider": {
      "@id": "https://x402all.com/server/agentkit-x402chess-production-up-railway-app",
      "url": "https://agentkit-x402chess-production.up.railway.app",
      "name": "AgentKit x402 Chess API",
      "@type": "Organization"
    },
    "identifier": "agentkit-x402chess-production-up-railway-app-entrypoints-bestmove-invoke",
    "description": "Compute optimal chess moves via Stockfish engine. Submit FEN position, receive best move with engine depth and think time. 0.01 USDC per call. Base network.",
    "potentialAction": {
      "@type": "BuyAction",
      "target": "https://axon402.com/test-buy?resource=agentkit-x402chess-production-up-railway-app-entrypoints-bestmove-invoke",
      "description": "Test-buy this endpoint on AXON"
    },
    "applicationCategory": "compute"
  },
  "axon_deep_link": "https://axon402.com/test-buy?resource=agentkit-x402chess-production-up-railway-app-entrypoints-bestmove-invoke"
}