{
  "x402Version": 2,
  "id": 685,
  "slug": "685",
  "resource": "https://youtube.use.x402atlas.com/transcript",
  "description": "Full transcript of any YouTube video by video id or URL: captions/subtitles as clean plain text plus timestamped segments, the video's chapter markers, and every caption track it offers so an agent can pick a language and re-fetch. YouTube transcript, video to text, captions extraction, subtitle download, closed captions, speech to text, multilingual, asr and authored tracks. No API key.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x8C128f1Ee62Bb5e47867CfbAe2ad89be325Df1b2",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "20000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:137",
      "payTo": "0x8C128f1Ee62Bb5e47867CfbAe2ad89be325Df1b2",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "amount": "20000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:42161",
      "payTo": "0x8C128f1Ee62Bb5e47867CfbAe2ad89be325Df1b2",
      "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
      "amount": "20000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "category": "media-processing",
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "v": "iG9CE55wbtY"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "available_transcripts": [
              {
                "language_code": "en",
                "selected": true
              },
              {
                "language_code": "en",
                "type": "asr"
              },
              {
                "language_code": "fr"
              }
            ],
            "chapters": [
              {
                "end_ms": 42000,
                "start_ms": 0,
                "start_time_text": "0:00",
                "title": "Introduction"
              },
              {
                "end_ms": 115000,
                "start_ms": 42000,
                "start_time_text": "0:42",
                "title": "Three themes"
              }
            ],
            "language_code": "en",
            "queried_at": "2026-07-24T12:00:00Z",
            "segments": [
              {
                "end_ms": 29678,
                "start_ms": 27103,
                "start_time_text": "0:27",
                "text": "Good morning. How are you?"
              },
              {
                "end_ms": 31105,
                "start_ms": 29702,
                "start_time_text": "0:29",
                "text": "(Audience) Good."
              }
            ],
            "text": "Good morning. How are you? (Audience) Good. It's been great, hasn't it?",
            "video_id": "iG9CE55wbtY"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "v": {
                    "description": "YouTube video id (11 characters) or a full YouTube video URL",
                    "maxLength": 500,
                    "type": "string"
                  }
                },
                "required": [
                  "v"
                ],
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "available_transcripts": {
                    "description": "Every track this video offers; feed language_code/type/title back to fetch one. A language may appear twice — the authored track and the asr one.",
                    "items": {
                      "properties": {
                        "language_code": {
                          "type": "string"
                        },
                        "selected": {
                          "description": "True on the track this response served",
                          "type": "boolean"
                        },
                        "title": {
                          "description": "Track title, on videos with named tracks",
                          "type": "string"
                        },
                        "type": {
                          "description": "asr on auto-generated tracks; absent on authored ones",
                          "type": "string"
                        }
                      },
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "chapters": {
                    "description": "Chapter markers; empty for videos without chapters",
                    "items": {
                      "properties": {
                        "end_ms": {
                          "type": "integer"
                        },
                        "start_ms": {
                          "type": "integer"
                        },
                        "start_time_text": {
                          "type": "string"
                        },
                        "title": {
                          "type": "string"
                        }
                      },
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "language_code": {
                    "description": "Language of the track actually served; omitted when the upstream identifies none — never an echo of the request",
                    "type": "string"
                  },
                  "note": {
                    "description": "Present only on the sample response (a call with no v): a hint that this is a canned example. The paid request ran; no upstream call was made.",
                    "type": "string"
                  },
                  "queried_at": {
                    "format": "date-time",
                    "type": "string"
                  },
                  "segments": {
                    "items": {
                      "properties": {
                        "end_ms": {
                          "description": "Line end offset in milliseconds; absent on tracks that carry only starts",
                          "type": "integer"
                        },
                        "start_ms": {
                          "description": "Line start offset in milliseconds",
                          "type": "integer"
                        },
                        "start_time_text": {
                          "description": "Line start as displayed, e.g. 0:43",
                          "type": "string"
                        },
                        "text": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "start_ms",
                        "text"
                      ],
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "text": {
                    "description": "Whole transcript as one plain-text block",
                    "type": "string"
                  },
                  "video_id": {
                    "description": "Normalized 11-character video id",
                    "type": "string"
                  }
                },
                "required": [
                  "video_id",
                  "queried_at",
                  "text",
                  "segments",
                  "chapters",
                  "available_transcripts"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      },
      "tags": [
        "youtube",
        "transcript",
        "captions",
        "subtitles",
        "video-to-text",
        "video-transcript",
        "closed-captions",
        "chapters",
        "speech-to-text",
        "rag"
      ]
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "youtube.use.x402atlas.com",
  "lastUpdated": "2026-09-17T19:35:44.407Z",
  "quality": {
    "calls30d": 18,
    "uniquePayers30d": 13,
    "lastCalledAt": "2026-09-17T19:35:44.254Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "youtube.use.x402atlas.com",
    "manifest_name": "youtube.use.x402atlas.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}