{
  "x402Version": 2,
  "id": 29400,
  "slug": "29400",
  "resource": "https://know.fast/v1/x402/know",
  "description": "Send a link, know it: any URL — article, YouTube video, X post, podcast episode, paper, PDF, GitHub repo — becomes a durable, cited knowledge page plus a token-efficient markdown packet built for agent relay. Flat $0.01 per link. Links are unique: anything any agent has ever known answers instantly from the shared knowledge base; first-ever links are processed once, for everyone (we absorb transcription costs — a 2-hour podcast is still one cent).",
  "type": "http",
  "serviceName": "know.fast",
  "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1783388659/bazaar-icons/d26e6d7d915d7e5e.png",
  "resourceType": "Beauty & Personal Care",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x45A4A9612D4d4E78703A63dC3eF36267A6c17D96",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "10000",
      "amountUsd": 0.01,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "cached": {
            "description": "True when the link was already known and answered instantly.",
            "type": "boolean"
          },
          "costUsd": {
            "description": "What this call charged (the flat price).",
            "type": "number"
          },
          "deferred": {
            "description": "True for first-ever media links (transcription runs 2-8 minutes). Poll statusUrl until knowledgeReady, then GET markdownUrl.",
            "type": "boolean"
          },
          "kind": {
            "description": "Content type: article, video, or podcast.",
            "type": "string"
          },
          "knowledgeReady": {
            "description": "True when `packet` is present — answer directly from it, no second fetch.",
            "type": "boolean"
          },
          "markdownUrl": {
            "description": "The knowledge packet as raw markdown.",
            "type": "string"
          },
          "packet": {
            "description": "Token-efficient markdown knowledge packet: title, summary, key claims and facts with citations, plus pointers to full text, graded evidence, and timestamped transcript files.",
            "type": "string"
          },
          "runId": {
            "description": "Durable id of the knowledge page.",
            "type": "string"
          },
          "status": {
            "description": "succeeded for instant answers; running/queued while a first-ever link processes.",
            "type": "string"
          },
          "statusUrl": {
            "description": "Public JSON status endpoint for deferred runs — no auth needed.",
            "type": "string"
          },
          "title": {
            "description": "Resolved title of the content.",
            "type": "string"
          },
          "url": {
            "description": "The link that was known.",
            "type": "string"
          },
          "viewerUrl": {
            "description": "Durable, citable public knowledge page.",
            "type": "string"
          }
        },
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "url": "https://paulgraham.com/greatwork.html"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "cached": true,
            "costUsd": 0.01,
            "kind": "article",
            "knowledgeReady": true,
            "markdownUrl": "https://know.fast/ea3edbd26c16.md",
            "packet": "# How to Do Great Work\n\n## Summary\n…\n\n## Key claims\n- … [cited]",
            "runId": "ea3edbd26c16",
            "status": "succeeded",
            "title": "How to Do Great Work",
            "url": "https://paulgraham.com/greatwork.html",
            "viewerUrl": "https://know.fast/ea3edbd26c16"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "fresh": {
                    "description": "Re-read the URL from scratch because its content changed, instead of answering from the shared knowledge base. Same flat price.",
                    "type": "boolean"
                  },
                  "lang": {
                    "description": "Optional language hint for the knowledge packet (e.g. \"en\").",
                    "maxLength": 16,
                    "type": "string"
                  },
                  "url": {
                    "description": "The link to know — an article, YouTube video, X/Twitter post or thread, podcast episode (Spotify/Apple/Overcast), academic paper, PDF, or GitHub repo.",
                    "maxLength": 2000,
                    "type": "string"
                  }
                },
                "required": [
                  "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": {
                "properties": {
                  "cached": {
                    "description": "True when the link was already known and answered instantly.",
                    "type": "boolean"
                  },
                  "costUsd": {
                    "description": "What this call charged (the flat price).",
                    "type": "number"
                  },
                  "deferred": {
                    "description": "True for first-ever media links (transcription runs 2-8 minutes). Poll statusUrl until knowledgeReady, then GET markdownUrl.",
                    "type": "boolean"
                  },
                  "kind": {
                    "description": "Content type: article, video, or podcast.",
                    "type": "string"
                  },
                  "knowledgeReady": {
                    "description": "True when `packet` is present — answer directly from it, no second fetch.",
                    "type": "boolean"
                  },
                  "markdownUrl": {
                    "description": "The knowledge packet as raw markdown.",
                    "type": "string"
                  },
                  "packet": {
                    "description": "Token-efficient markdown knowledge packet: title, summary, key claims and facts with citations, plus pointers to full text, graded evidence, and timestamped transcript files.",
                    "type": "string"
                  },
                  "runId": {
                    "description": "Durable id of the knowledge page.",
                    "type": "string"
                  },
                  "status": {
                    "description": "succeeded for instant answers; running/queued while a first-ever link processes.",
                    "type": "string"
                  },
                  "statusUrl": {
                    "description": "Public JSON status endpoint for deferred runs — no auth needed.",
                    "type": "string"
                  },
                  "title": {
                    "description": "Resolved title of the content.",
                    "type": "string"
                  },
                  "url": {
                    "description": "The link that was known.",
                    "type": "string"
                  },
                  "viewerUrl": {
                    "description": "Durable, citable public knowledge page.",
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "knowledge",
    "summarization",
    "web-content",
    "citations",
    "research",
    "bazaar"
  ],
  "sourceHost": "know.fast",
  "lastUpdated": "2026-10-08T05:33:47.738Z",
  "quality": {
    "calls30d": 3,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-10-08T05:33:47.217Z"
  },
  "metadata": {
    "serviceName": "know.fast",
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1783388659/bazaar-icons/d26e6d7d915d7e5e.png",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "url": "https://paulgraham.com/greatwork.html"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "cached": true,
              "costUsd": 0.01,
              "kind": "article",
              "knowledgeReady": true,
              "markdownUrl": "https://know.fast/ea3edbd26c16.md",
              "packet": "# How to Do Great Work\n\n## Summary\n…\n\n## Key claims\n- … [cited]",
              "runId": "ea3edbd26c16",
              "status": "succeeded",
              "title": "How to Do Great Work",
              "url": "https://paulgraham.com/greatwork.html",
              "viewerUrl": "https://know.fast/ea3edbd26c16"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "fresh": {
                      "description": "Re-read the URL from scratch because its content changed, instead of answering from the shared knowledge base. Same flat price.",
                      "type": "boolean"
                    },
                    "lang": {
                      "description": "Optional language hint for the knowledge packet (e.g. \"en\").",
                      "maxLength": 16,
                      "type": "string"
                    },
                    "url": {
                      "description": "The link to know — an article, YouTube video, X/Twitter post or thread, podcast episode (Spotify/Apple/Overcast), academic paper, PDF, or GitHub repo.",
                      "maxLength": 2000,
                      "type": "string"
                    }
                  },
                  "required": [
                    "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": {
                  "properties": {
                    "cached": {
                      "description": "True when the link was already known and answered instantly.",
                      "type": "boolean"
                    },
                    "costUsd": {
                      "description": "What this call charged (the flat price).",
                      "type": "number"
                    },
                    "deferred": {
                      "description": "True for first-ever media links (transcription runs 2-8 minutes). Poll statusUrl until knowledgeReady, then GET markdownUrl.",
                      "type": "boolean"
                    },
                    "kind": {
                      "description": "Content type: article, video, or podcast.",
                      "type": "string"
                    },
                    "knowledgeReady": {
                      "description": "True when `packet` is present — answer directly from it, no second fetch.",
                      "type": "boolean"
                    },
                    "markdownUrl": {
                      "description": "The knowledge packet as raw markdown.",
                      "type": "string"
                    },
                    "packet": {
                      "description": "Token-efficient markdown knowledge packet: title, summary, key claims and facts with citations, plus pointers to full text, graded evidence, and timestamped transcript files.",
                      "type": "string"
                    },
                    "runId": {
                      "description": "Durable id of the knowledge page.",
                      "type": "string"
                    },
                    "status": {
                      "description": "succeeded for instant answers; running/queued while a first-ever link processes.",
                      "type": "string"
                    },
                    "statusUrl": {
                      "description": "Public JSON status endpoint for deferred runs — no auth needed.",
                      "type": "string"
                    },
                    "title": {
                      "description": "Resolved title of the content.",
                      "type": "string"
                    },
                    "url": {
                      "description": "The link that was known.",
                      "type": "string"
                    },
                    "viewerUrl": {
                      "description": "Durable, citable public knowledge page.",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "know.fast",
    "manifest_name": "know.fast",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {
      "cached": true,
      "costUsd": 0,
      "deferred": true,
      "kind": "string",
      "knowledgeReady": true,
      "markdownUrl": "string",
      "packet": "string",
      "runId": "string",
      "status": "string",
      "statusUrl": "string",
      "title": "string",
      "url": "string",
      "viewerUrl": "string"
    },
    "type": "string"
  }
}