{
  "x402Version": 2,
  "id": 12400,
  "slug": "12400",
  "resource": "https://api.memestack.ai/v1/agent/reverse-search",
  "description": "Reverse image search over MemeStack's index of memes, infographics, charts and screenshots: send an image URL, get the copies and close variants we hold (whole-picture perceptual-hash match) with captions, tags and image ids, each browsable at memestack.ai/gallery/{id}. 21 sats (USDC equivalent) per call. No account or API key: the x402 (USDC on Base) or L402 (Lightning) payment is the auth.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xa06C42DAA258595Bc773A0bF032A5Ba55939781a",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "17000",
      "maxTimeoutSeconds": 600
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "image_url": "https://example.com/meme.png"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "input_meta": {
              "mime_type": "image/png",
              "phash": "a1b2c3d4e5f60718",
              "size_bytes": 48213
            },
            "similar": [
              {
                "caption": "Distracted boyfriend meme, labelled",
                "id": "3f2b6d8e-1c4a-4f0e-9b7d-2a6c8e0f1d23",
                "similarity": 87,
                "tags": [
                  {
                    "name": "Distracted Boyfriend",
                    "score": 9,
                    "tag": "distracted_boyfriend"
                  }
                ]
              }
            ]
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "image_url": {
                    "description": "HTTPS URL or data:image/...;base64,... URL of the query image.",
                    "type": "string"
                  }
                },
                "required": [
                  "image_url"
                ],
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "l402": {
      "info": {
        "expiry": "2026-09-17T03:58:38.000Z",
        "invoice": "lnbc210n1p42kcckpp5rxpjt6ly2glxd0arcknc3hhsae7u40ujmx3pea83cgc3pcsx9x2qsp5xa4t8ep66fe6g5v0wx4a5ahrcq45y6fcqdlq6px5unv65vvy76fqxqztgnp4qvyndeaqzman7h898jxm98dzkm0mlrsx36s93smrur7h0azyyuxc5rzjqwghf7zxvfkxq5a6sr65g0gdkv768p83mhsnt0msszapamzx2qvuxqqqqrt49lmtcqqqqqqqqqqq86qq9qcqzpuhp5gzffss4zetggc3k3qntqatvenf37k89709m3ll4mjgqewfja9h6q9qyyssq3asn070j6mxdpk8ez2hxdt5qmfewmzdumtwz2g8fpnu7xewc5txzlgq8ly8eweg5zglgfgsdalezxk6mf7sfmpuhjkgx6j56jg2laugphgnjuv",
        "macaroon": "v1:eyJ2IjoxLCJwYXltZW50X2hhc2giOiIxOTgzMjVlYmU0NTIzZTY2YmZhM2M1YTc4OGRlZjBlZTdkY2FiZjkyZDlhMjFjZjRmMWMyMzExMGUyMDYyOTk0IiwidG9vbCI6InJldmVyc2VfaW1hZ2Vfc2VhcmNoIiwicHJpY2Vfc2F0cyI6MjEsImV4cCI6MTc4OTYxNzUxOCwibm9uY2UiOiIzYWRjN2Q4ZS1mZjQxLTQzNDgtYmE0MC1iZTBjMmJmZDVhYmIiLCJ2ZXJpZnlfdXJsIjoiaHR0cHM6Ly9sbnVybC5ibGluay5zdi92ZXJpZnkvMTk4MzI1ZWJlNDUyM2U2NmJmYTNjNWE3ODhkZWYwZWU3ZGNhYmY5MmQ5YTIxY2Y0ZjFjMjMxMTBlMjA2Mjk5NCJ9.NzG7xfKbRURvsGcTQcDiIAGumVaTTZh_mkzTSXSXaEA"
      },
      "schema": {
        "description": "L402 Lightning payment offer (experimental MCP extension). Pay the bolt11 invoice, then retry with {macaroon, preimage}.",
        "properties": {
          "expiry": {
            "type": "string"
          },
          "invoice": {
            "type": "string"
          },
          "macaroon": {
            "type": "string"
          }
        },
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar",
    "l402"
  ],
  "sourceHost": "api.memestack.ai",
  "lastUpdated": "2026-09-17T03:48:38.542Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-09-17T03:48:37.404Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.memestack.ai",
    "manifest_name": "api.memestack.ai",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}