musical.ly

musical.ly was a short-form lip-sync and music video social app, popular 2014-2018, that was acquired by ByteDance and merged into TikTok on 2 August 2018. The service and brand are defunct. It never published an official first-party public API, developer portal, SDKs, or OpenAPI; the only known interfaces are unauthorized community reverse-engineering projects. It was surfaced as a Greylock portfolio company and added to the API Evangelist network as a stub. An enrichment pass on 2026-07-20 found no first-party API surface to profile.

musical.ly is profiled on the APIs.io network. Tagged areas include Company, Consumer, Social Media, Short Video, and Music.

🌐 Visit website 📡 Source on GitHub
6.8/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5
0 APIs
CompanyConsumerSocial MediaShort VideoMusicMobileDefunct

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5
Composite quality — 6.8/100 · minimal
Contract Quality 0.0 / 25
Developer Ergonomics 0.0 / 20
Commercial Clarity 0.0 / 20
Operational Transparency 0.0 / 13
Governance 0.0 / 12
Discoverability 6.8 / 10
Agent readiness — 0/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 15
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 0 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/musically: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Resources

Company 1

The organization behind the API

Website
Website

Source (apis.yml)

apis.yml Raw ↑ 
aid: musically
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/musically.png
name: musical.ly
description: musical.ly was a short-form lip-sync and music video social app, popular 2014-2018, that was acquired by ByteDance
  and merged into TikTok on 2 August 2018. The service and brand are defunct. It never published an official first-party public
  API, developer portal, SDKs, or OpenAPI; the only known interfaces are unauthorized community reverse-engineering projects.
  It was surfaced as a Greylock portfolio company and added to the API Evangelist network as a stub. An enrichment pass on
  2026-07-20 found no first-party API surface to profile.
url: https://raw.githubusercontent.com/api-evangelist/musically/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- greylock
x-tier: stub
x-tier-reason: portfolio-lead
x-status: defunct
x-defunct:
  acquired-by: ByteDance
  merged-into: TikTok
  date: '2018-08-02'
x-api-surface: none
x-api-surface-note: No first-party public API, developer portal, SDKs, or OpenAPI. Only unauthorized community reverse-engineering
  projects exist. The registered website (musicallyvideos.com) is an unaffiliated third-party fan site.
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-20'
tags:
- Company
- Consumer
- Social Media
- Short Video
- Music
- Mobile
- Defunct
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://musicallyvideos.com/
x-enrichment:
  date: '2026-07-20'
  status: nochange
  artifacts_added: 0
  pass: local-v1