{
  "tool": {
    "slug": "patch-verify",
    "title": "Patch Verify",
    "category": "Code Safety",
    "description": "Check whether a proposed replacement has exactly one matching target block before an agent edits a file.",
    "buyerIntent": "Use before applying search-and-replace patches in an unknown workspace.",
    "tokenValue": "Prevents ambiguous edits and reduces failed repair loops after a bad patch.",
    "method": "POST",
    "rawBlueprintSlug": "agent-safe-patch-verifier",
    "priceUSDC": 0.01,
    "latencyTargetMs": 300,
    "status": "live-preview",
    "tags": [
      "patch",
      "diff",
      "safety",
      "workspace"
    ],
    "requestSchema": {
      "type": "object",
      "required": [
        "originalContent",
        "targetContent",
        "replacementContent"
      ],
      "properties": {
        "originalContent": {
          "type": "string"
        },
        "targetContent": {
          "type": "string"
        },
        "replacementContent": {
          "type": "string"
        },
        "allowMultiple": {
          "type": "boolean",
          "default": false
        }
      }
    },
    "responseSchema": {
      "type": "object",
      "properties": {
        "success": {
          "type": "boolean"
        },
        "updatedContent": {
          "type": "string"
        },
        "occurrences": {
          "type": "integer"
        },
        "error": {
          "type": "string"
        }
      }
    },
    "sampleRequest": {
      "originalContent": "const x = 5;\nconsole.log(x);",
      "targetContent": "console.log(x);",
      "replacementContent": "console.log('value', x);"
    },
    "sampleResponse": {
      "success": true,
      "updatedContent": "const x = 5;\nconsole.log('value', x);",
      "occurrences": 1
    },
    "endpoint": "/api/v1/agent-tools/patch-verify/",
    "absoluteEndpoint": "https://elpa.space/api/v1/agent-tools/patch-verify/",
    "pageUrl": "https://elpa.space/agent-tools/#patch-verify",
    "rawBlueprintUrl": "https://elpa.space/raw/agent-safe-patch-verifier",
    "priceLabel": "0.010 USDC"
  },
  "payment": {
    "protocol": "x402",
    "implementation": "x402 v2 exact EVM facilitator with legacy Base USDC transaction-hash fallback",
    "network": "Base",
    "networkCaip2": "eip155:8453",
    "currency": "USDC",
    "tokenContract": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
    "recipientAddress": "0xd9d6ae1d5a2128fea511460fac8e4dea58baf153",
    "paymentHeaders": [
      "PAYMENT-SIGNATURE",
      "X-PAYMENT",
      "x402-tx-hash (legacy)"
    ],
    "challengeHeader": "PAYMENT-REQUIRED",
    "responseHeader": "PAYMENT-RESPONSE",
    "facilitatorEnv": [
      "X402_FACILITATOR_URL",
      "X402_FACILITATOR_AUTHORIZATION"
    ],
    "maxTimeoutSeconds": 120,
    "priceUSDC": 0.01,
    "x402": {
      "x402Version": 2,
      "resource": {
        "url": "https://elpa.space/api/v1/agent-tools/patch-verify/",
        "description": "Check whether a proposed replacement has exactly one matching target block before an agent edits a file.",
        "mimeType": "application/json",
        "serviceName": "ELPA Agent Tools",
        "tags": [
          "patch",
          "diff",
          "safety",
          "workspace"
        ],
        "iconUrl": "https://elpa.space/logo.svg"
      },
      "accepts": [
        {
          "scheme": "exact",
          "network": "eip155:8453",
          "amount": "10000",
          "asset": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
          "payTo": "0xd9d6ae1d5a2128fea511460fac8e4dea58baf153",
          "maxTimeoutSeconds": 120,
          "extra": {
            "name": "USDC",
            "version": "2",
            "decimals": 6
          }
        }
      ],
      "paymentRequired": {
        "x402Version": 2,
        "error": "PAYMENT-SIGNATURE header is required",
        "resource": {
          "url": "https://elpa.space/api/v1/agent-tools/patch-verify/",
          "description": "Check whether a proposed replacement has exactly one matching target block before an agent edits a file.",
          "mimeType": "application/json",
          "serviceName": "ELPA Agent Tools",
          "tags": [
            "patch",
            "diff",
            "safety",
            "workspace"
          ],
          "iconUrl": "https://elpa.space/logo.svg"
        },
        "accepts": [
          {
            "scheme": "exact",
            "network": "eip155:8453",
            "amount": "10000",
            "asset": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
            "payTo": "0xd9d6ae1d5a2128fea511460fac8e4dea58baf153",
            "maxTimeoutSeconds": 120,
            "extra": {
              "name": "USDC",
              "version": "2",
              "decimals": 6
            }
          }
        ],
        "extensions": {
          "bazaar": {
            "info": {
              "discoverable": true,
              "category": "Code Safety",
              "tags": [
                "patch",
                "diff",
                "safety",
                "workspace"
              ],
              "input": {
                "originalContent": "const x = 5;\nconsole.log(x);",
                "targetContent": "console.log(x);",
                "replacementContent": "console.log('value', x);"
              },
              "output": {
                "success": true,
                "updatedContent": "const x = 5;\nconsole.log('value', x);",
                "occurrences": 1
              }
            },
            "schema": {
              "type": "object",
              "properties": {
                "discoverable": {
                  "type": "boolean"
                },
                "category": {
                  "type": "string"
                },
                "tags": {
                  "type": "array",
                  "items": {
                    "type": "string"
                  }
                },
                "input": {
                  "type": "object",
                  "required": [
                    "originalContent",
                    "targetContent",
                    "replacementContent"
                  ],
                  "properties": {
                    "originalContent": {
                      "type": "string"
                    },
                    "targetContent": {
                      "type": "string"
                    },
                    "replacementContent": {
                      "type": "string"
                    },
                    "allowMultiple": {
                      "type": "boolean",
                      "default": false
                    }
                  }
                },
                "output": {
                  "type": "object",
                  "properties": {
                    "success": {
                      "type": "boolean"
                    },
                    "updatedContent": {
                      "type": "string"
                    },
                    "occurrences": {
                      "type": "integer"
                    },
                    "error": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          }
        }
      },
      "paymentRequiredBase64": "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",
      "facilitator": {
        "url": "https://api.cdp.coinbase.com/platform/v2/x402",
        "verify": "/verify",
        "settle": "/settle"
      },
      "legacy": {
        "enabled": true,
        "header": "x402-tx-hash",
        "note": "Legacy Base USDC transaction-hash receipts remain accepted for manual testing, but PAYMENT-SIGNATURE is the primary x402 path."
      }
    }
  }
}