Documentation Index
Fetch the complete documentation index at: https://apixo.ai/docs/llms.txt
Use this file to discover all available pages before exploring further.
Use these model ids with the compatible API format you are calling. To switch models, keep the same base URL and API key, then change the model id.
Claude models
Use these in the Claude Messages request body model field.
| Model id |
|---|
claude-opus-4-7 |
claude-opus-4-6 |
claude-opus-4-6-thinking |
claude-opus-4-5-20251101 |
claude-opus-4-5-20251101-thinking |
claude-sonnet-4-6 |
claude-sonnet-4-6-thinking |
claude-sonnet-4-5-20250929 |
claude-sonnet-4-5-20250929-thinking |
claude-haiku-4-5-20251001 |
claude-haiku-4-5-20251001-thinking |
OpenAI Responses models
Use these in the OpenAI Responses request body model field.
| Model id |
|---|
gpt-5.4 |
gpt-5.4-pro |
gpt-5.4-mini |
gpt-5.4-nano |
gpt-5.2 |
gpt-5.1 |
Gemini models
Use these in the Gemini URL path: /v1beta/models/{model}:generateContent.
| Model id |
|---|
gemini-3.1-pro-preview |
gemini-3.1-flash-lite-preview |
gemini-3-pro-preview |
gemini-3-flash-preview |
gemini-2.5-pro |
gemini-2.5-flash |
gemini-2.5-flash-lite |
Where the model name goes
| Compatible API | Field or path |
|---|
| Claude API | Request body model |
| OpenAI Responses API | Request body model |
| Gemini API | URL path /v1beta/models/{model}:generateContent |