aid: sonix
url: https://raw.githubusercontent.com/api-evangelist/sonix/refs/heads/main/apis.yml
name: Sonix
kind: company
description: Sonix is an AI-powered platform for automated audio and video transcription,
  subtitles, and translation. It transcribes in 54+ languages with speaker labels
  and word-level timestamps, translates transcripts into 55+ languages, generates
  subtitles and captions (SRT, VTT, TXT, JSON, DOCX, PDF), and runs AI analysis
  (summaries, chapters, sentiment, entities). The Sonix REST API - available to
  subscribers - lets developers upload media, poll transcription status, retrieve
  and edit transcripts, export subtitles, and translate, all authorized with a
  Bearer API key against https://api.sonix.ai/v1.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
- Audio Transcription
- Transcription
- Speech-to-Text
- Subtitles
- Captions
- Translation
- AI
- Media
created: '2026-07-11'
modified: '2026-07-11'
specificationVersion: '0.19'
apis:
- aid: sonix:sonix-media-transcription-api
  name: Sonix Media & Transcription API
  tags:
  - Audio Transcription
  - Speech-to-Text
  - Media Upload
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://sonix.ai/docs/api
  baseURL: https://api.sonix.ai/v1
  properties:
  - url: https://sonix.ai/docs/api
    type: Documentation
  - url: https://sonix.ai/api
    type: APIReference
  - url: openapi/sonix-openapi.yml
    type: OpenAPI
  - url: collections/sonix.postman_collection.json
    type: PostmanCollection
  - url: collections/sonix.opencollection.json
    type: OpenCollection
  description: Upload audio and video media - by multipart file (up to 100MB) or
    file_url - for automated speech-to-text transcription in 54+ languages, then
    list, retrieve, update, and delete media and poll transcription status
    (preparing, transcribing, aligning, completed). An optional callback_url
    delivers a webhook when transcription finishes.
- aid: sonix:sonix-transcripts-api
  name: Sonix Transcripts API
  tags:
  - Transcription
  - Transcripts
  - Word Timestamps
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://sonix.ai/docs/api
  baseURL: https://api.sonix.ai/v1
  properties:
  - url: https://sonix.ai/docs/api
    type: Documentation
  - url: openapi/sonix-openapi.yml
    type: OpenAPI
  - url: collections/sonix.postman_collection.json
    type: PostmanCollection
  - url: collections/sonix.opencollection.json
    type: OpenCollection
  description: Retrieve a media file's transcript as plain text or as JSON with
    word-level timings, speaker labels, and confidence scores, and edit transcript
    content programmatically after transcription completes.
- aid: sonix:sonix-translations-api
  name: Sonix Translations API
  tags:
  - Translation
  - Transcription
  - Localization
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://sonix.ai/docs/api
  baseURL: https://api.sonix.ai/v1
  properties:
  - url: https://sonix.ai/docs/api
    type: Documentation
  - url: openapi/sonix-openapi.yml
    type: OpenAPI
  - url: collections/sonix.postman_collection.json
    type: PostmanCollection
  - url: collections/sonix.opencollection.json
    type: OpenCollection
  description: Translate a completed transcript into any of 55+ target languages
    and poll the translation status per target language, enabling multilingual
    transcripts and subtitles from a single source media file.
- aid: sonix:sonix-exports-subtitles-api
  name: Sonix Exports & Subtitles API
  tags:
  - Subtitles
  - Captions
  - Exports
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://sonix.ai/docs/api
  baseURL: https://api.sonix.ai/v1
  properties:
  - url: https://sonix.ai/docs/api
    type: Documentation
  - url: openapi/sonix-openapi.yml
    type: OpenAPI
  - url: collections/sonix.postman_collection.json
    type: PostmanCollection
  - url: collections/sonix.opencollection.json
    type: OpenCollection
  description: Export transcripts as SRT and VTT subtitles, JSON, and other formats,
    split transcripts into subtitle segments by characters-per-line and lines-per-
    subtitle, burn subtitles into video, and export source media as mp3, wav, or
    mp4.
- aid: sonix:sonix-ai-analysis-api
  name: Sonix AI Analysis API
  tags:
  - AI
  - Summarization
  - Sentiment
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://sonix.ai/docs/api
  baseURL: https://api.sonix.ai/v1
  properties:
  - url: https://sonix.ai/docs/api
    type: Documentation
  - url: openapi/sonix-openapi.yml
    type: OpenAPI
  - url: collections/sonix.postman_collection.json
    type: PostmanCollection
  - url: collections/sonix.opencollection.json
    type: OpenCollection
  description: Run AI analysis over a transcript to generate summaries, chapters,
    sentiment analysis, and entity extraction, and retrieve or batch these
    summarization jobs across a folder of media.
common:
- type: AgenticAccess
  url: agentic-access/sonix-agentic-access.yml
- type: Authentication
  url: authentication/sonix-authentication.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/sonix-ai
- type: Website
  url: https://sonix.ai
- type: Documentation
  url: https://sonix.ai/docs/api
- type: Plans
  url: plans/sonix-plans-pricing.yml
- type: RateLimits
  url: rate-limits/sonix-rate-limits.yml
- type: FinOps
  url: finops/sonix-finops.yml
- url: https://sonix.ai/resources
  type: Blog
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com