Provider Catalog Reference

Use get_provider_catalog() to get metadata for stt, tts, and llm providers.

Each provider contains:

• id
• label
• defaultModel
• presets
• api
• parameters

Each parameter typically includes:

• name
• required
• default
• type
• source
• optional description

Rendering guidance

• Literal[...] types can be rendered as strict select values.
• Otherwise, use presets as suggestions and keep input editable.