Pex · Authentication Profile

Pex Authentication

Authentication

Pex secures its APIs with http and oauth2 across 3 declared security schemes, as derived from its OpenAPI definitions. OAuth 2.0 is offered via the clientCredentials flow(s).

CompanyDeveloper ToolsContent IdentificationDigital Rights ManagementMusicAudio RecognitionArtificial IntelligenceContent RecognitionMediaMCP
Methods: http, oauth2 Schemes: 3 OAuth flows: clientCredentials API key in: header

Security Schemes

DiscoveryBearerApiKey http
scheme: bearer
OAuth2ClientCredentials oauth2
· flows: clientCredentials
MCPOAuth2 oauth2
· flows: authorizationCode

Source

Authentication Profile

pex-authentication.yml Raw ↑ 
generated: '2026-07-20'
method: searched
source: https://docs.pex.com/ (Search, AI Song Detector, and Discovery API auth docs)
docs: https://docs.pex.com/search/api-documentation/authentication
summary:
  types: [http, oauth2]
  api_key_in: [header]
  oauth2_flows: [clientCredentials]
schemes:
- name: DiscoveryBearerApiKey
  type: http
  scheme: bearer
  applies_to: Pex Discovery API
  location: 'Authorization: Bearer {API_KEY}'
  key_management: https://drm.pex.com/settings/api-keys
  docs: https://docs.api.pex.com/
  notes: Static API key issued in the Pex DRM settings, presented as a bearer token on every request.
- name: OAuth2ClientCredentials
  type: oauth2
  applies_to: [Pex AI Song Detector API, Pex Search API]
  flows:
  - flow: clientCredentials
    tokenUrl: https://api.ae.pex.com/oauth2/token
    client_auth: HTTP Basic (CLIENT_ID:CLIENT_SECRET)
    grant_type: client_credentials
    token_type: Bearer
    expires_in: 7200
  scopes: []
  notes: Access tokens are valid for two hours (7200s) and should be reused across requests until expiry rather than re-minted per call.
- name: MCPOAuth2
  type: oauth2
  applies_to: Vobile MCP (mcp.pex.com)
  flows:
  - flow: authorizationCode
    authorizationUrl: https://mcp.pex.com/mcp/oauth/authorize
    tokenUrl: https://mcp.pex.com/mcp/oauth/token
    token_endpoint_auth_methods: [client_secret_post, client_secret_basic]
    pkce: [S256]
  scopes: []
  notes: Authorization-code + refresh-token flow with PKCE (S256); advertised via /.well-known/oauth-authorization-server on mcp.pex.com.