generated: '2026-10-18'
method: searched
generator: extract-docs-artifacts.py (local)
source: https://docs.fyrn.ai/getting-started/
sources:
- https://docs.fyrn.ai/getting-started/
- https://docs.fyrn.ai/getting-started/installation/
- https://docs.fyrn.ai/getting-started/quickstart/
description: Authentication methods for Fyrn CLI and API
schemes:
- type: oauth2
  name: Auth0 PKCE
  evidence: This opens your browser for Auth0 PKCE authentication.
  flows:
  - authorization_code
  how_to_obtain: Run `fyrn login` which opens a browser for Auth0 PKCE authentication; on success credentials are stored in ~/.fyrn/credentials.json
    .
- type: apiKey
  name: API key
  evidence: 'For headless environments, authenticate with an API key instead:'
  location: header
  header: Authorization
  how_to_obtain: Run `fyrn auth api-key --api-key sk-your-key --api-url https://api.fyrn.dev` to store the API key in ~/.fyrn/config.json .
docs: https://docs.fyrn.ai/getting-started/