{
  "x402Version": 2,
  "id": 27175,
  "slug": "27175",
  "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",
  "serviceName": "YouTube Transcript & Captions",
  "resourceType": "Utilities",
  "accepts": [
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      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x8C128f1Ee62Bb5e47867CfbAe2ad89be325Df1b2",
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      "amountUsd": 0.02,
      "maxTimeoutSeconds": 300
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    {
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      "maxTimeoutSeconds": 300
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  ],
  "outputSchema": {
    "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"
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        "type": "string"
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    },
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    "type": "object"
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          "method": "GET",
          "queryParams": {
            "v": "iG9CE55wbtY"
          },
          "type": "http"
        },
        "output": {
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            "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": {
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                    "description": "YouTube video id (11 characters) or a full YouTube video URL",
                    "maxLength": 500,
                    "type": "string"
                  }
                },
                "required": [
                  "v"
                ],
                "type": "object"
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              "type": {
                "const": "http",
                "type": "string"
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            },
            "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": [
    "youtube",
    "transcript",
    "captions",
    "subtitles",
    "video-to-text",
    "bazaar"
  ],
  "sourceHost": "youtube.use.x402atlas.com",
  "lastUpdated": "2026-10-12T16:02:34.613Z",
  "quality": {
    "calls30d": 11,
    "uniquePayers30d": 6,
    "lastCalledAt": "2026-10-12T16:02:34.438Z"
  },
  "metadata": {
    "serviceName": "YouTube Transcript & Captions",
    "extensions": {
      "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"
                },
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                      "description": "YouTube video id (11 characters) or a full YouTube video URL",
                      "maxLength": 500,
                      "type": "string"
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                  },
                  "required": [
                    "v"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
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            "output": {
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                "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.",
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                        "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"
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                        },
                        "type": "object"
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                      "type": "array"
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                    "chapters": {
                      "description": "Chapter markers; empty for videos without chapters",
                      "items": {
                        "properties": {
                          "end_ms": {
                            "type": "integer"
                          },
                          "start_ms": {
                            "type": "integer"
                          },
                          "start_time_text": {
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                          "title": {
                            "type": "string"
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                    "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"
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                          "text": {
                            "type": "string"
                          }
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                        "type": "object"
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                      "type": "array"
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                    "text": {
                      "description": "Whole transcript as one plain-text block",
                      "type": "string"
                    },
                    "video_id": {
                      "description": "Normalized 11-character video id",
                      "type": "string"
                    }
                  },
                  "required": [
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                    "queried_at",
                    "text",
                    "segments",
                    "chapters",
                    "available_transcripts"
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                "type": {
                  "type": "string"
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              ],
              "type": "object"
            }
          },
          "required": [
            "input"
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          "type": "object"
        },
        "tags": [
          "youtube",
          "transcript",
          "captions",
          "subtitles",
          "video-to-text",
          "video-transcript",
          "closed-captions",
          "chapters",
          "speech-to-text",
          "rag"
        ]
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "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": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {
      "available_transcripts": [
        {
          "language_code": "string",
          "selected": true,
          "title": "string",
          "type": "string"
        }
      ],
      "chapters": [
        {
          "end_ms": 0,
          "start_ms": 0,
          "start_time_text": "string",
          "title": "string"
        }
      ],
      "language_code": "string",
      "note": "string",
      "queried_at": "2026-01-01T00:00:00Z",
      "segments": [
        {
          "end_ms": 0,
          "start_ms": 0,
          "start_time_text": "string",
          "text": "string"
        }
      ],
      "text": "string",
      "video_id": "string"
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    "type": "string"
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}