{
  "x402Version": 2,
  "id": 13207,
  "slug": "13207",
  "resource": "https://nft-alpha-x402.fly.dev/api/nft-signal",
  "description": "NFT Alpha: OpenSea NFT market signals for one or many currently watched OpenSea collection slugs. Body: { collection: string } or { collections: string[] }; omit the body to query all watched collections. Returns listing/sale/bid counts, price stats, sell-through, and signals such as HIGH_DEMAND, UNDERPRICED_LISTING, BID_FRENZY, DUMP_WARNING, LOW_DEMAND. NFT Alpha OpenSea market signals for NFT listings, sales, bids, floor price, and bid frenzy. Not financial advice.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xfBC0eb7811D477E55261d956dF39f0046E192240",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "20000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "collection": "pudgypenguins"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "meta": {
              "buffered_collections": 1,
              "disclaimer": "Signals describe recent buffered OpenSea activity and are not financial advice.",
              "last_stream_error": null,
              "last_stream_error_at": null,
              "last_stream_event_at": "2026-08-26T12:00:00.000Z",
              "queried": 1,
              "stream_status": "live_data_available",
              "upstream_stream_status": "connected",
              "watched_collections": [
                "boredapeyachtclub",
                "mutant-ape-yacht-club",
                "azuki",
                "pudgypenguins",
                "milady",
                "doodles-official",
                "degods",
                "cryptopunks"
              ],
              "window_minutes": 5,
              "with_data": 1
            },
            "ok": true,
            "results": [
              {
                "activity": {
                  "bids": 31,
                  "listings": 12,
                  "offers": 5,
                  "sales": 9
                },
                "collection": "pudgypenguins",
                "prices": {
                  "avg_list": 11.2,
                  "avg_sale": 12.1,
                  "min_list": 9.8
                },
                "ratios": {
                  "bid_to_list": 2.58,
                  "sell_through": 0.75
                },
                "signal_count": 1,
                "signals": [
                  {
                    "detail": "2.6x bids per listing",
                    "type": "BID_FRENZY"
                  }
                ],
                "timestamp": "2026-08-26T12:00:00.000Z",
                "window_minutes": 5
              }
            ]
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "additionalProperties": false,
                "oneOf": [
                  {
                    "required": [
                      "collection"
                    ]
                  },
                  {
                    "required": [
                      "collections"
                    ]
                  },
                  {
                    "maxProperties": 0
                  }
                ],
                "properties": {
                  "collection": {
                    "description": "Currently watched OpenSea collection slug, for example pudgypenguins",
                    "enum": [
                      "boredapeyachtclub",
                      "mutant-ape-yacht-club",
                      "azuki",
                      "pudgypenguins",
                      "milady",
                      "doodles-official",
                      "degods",
                      "cryptopunks"
                    ],
                    "maxLength": 101,
                    "minLength": 1,
                    "pattern": "^[a-z0-9][a-z0-9-]{0,100}$",
                    "type": "string"
                  },
                  "collections": {
                    "description": "Batch query 1 to 10 currently watched OpenSea collection slugs",
                    "items": {
                      "enum": [
                        "boredapeyachtclub",
                        "mutant-ape-yacht-club",
                        "azuki",
                        "pudgypenguins",
                        "milady",
                        "doodles-official",
                        "degods",
                        "cryptopunks"
                      ],
                      "maxLength": 101,
                      "minLength": 1,
                      "pattern": "^[a-z0-9][a-z0-9-]{0,100}$",
                      "type": "string"
                    },
                    "maxItems": 10,
                    "minItems": 1,
                    "type": "array"
                  }
                },
                "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": {
                "additionalProperties": false,
                "properties": {
                  "meta": {
                    "properties": {
                      "buffered_collections": {
                        "type": "integer"
                      },
                      "disclaimer": {
                        "type": "string"
                      },
                      "empty_result_explanation": {
                        "type": "string"
                      },
                      "last_stream_error": {
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "last_stream_error_at": {
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "last_stream_event_at": {
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "next_queries": {
                        "type": "array"
                      },
                      "note": {
                        "type": "string"
                      },
                      "queried": {
                        "type": "integer"
                      },
                      "stream_status": {
                        "type": "string"
                      },
                      "unwatched": {
                        "type": "array"
                      },
                      "upstream_stream_status": {
                        "type": "string"
                      },
                      "watched_collections": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "window_minutes": {
                        "type": "number"
                      },
                      "with_data": {
                        "type": "integer"
                      }
                    },
                    "required": [
                      "queried",
                      "with_data",
                      "watched_collections",
                      "buffered_collections",
                      "window_minutes",
                      "upstream_stream_status",
                      "stream_status",
                      "disclaimer"
                    ],
                    "type": "object"
                  },
                  "ok": {
                    "const": true
                  },
                  "results": {
                    "items": {
                      "properties": {
                        "activity": {
                          "type": "object"
                        },
                        "collection": {
                          "type": "string"
                        },
                        "prices": {
                          "type": "object"
                        },
                        "ratios": {
                          "type": "object"
                        },
                        "signal_count": {
                          "type": "integer"
                        },
                        "signals": {
                          "type": "array"
                        },
                        "timestamp": {
                          "type": "string"
                        },
                        "window_minutes": {
                          "type": "number"
                        }
                      },
                      "required": [
                        "collection",
                        "window_minutes",
                        "activity",
                        "prices",
                        "ratios",
                        "signals",
                        "signal_count"
                      ],
                      "type": "object"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "ok",
                  "results",
                  "meta"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "nft-alpha-x402.fly.dev",
  "lastUpdated": "2026-09-12T19:26:22.022Z",
  "quality": {
    "calls30d": 36,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-09-12T19:26:21.775Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "nft-alpha-x402.fly.dev",
    "manifest_name": "nft-alpha-x402.fly.dev",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}