# Supported vendors

> Vendor adapters, model configuration files, and API key variables supported by clai.

Canonical URL: https://www.clai.chat/docs/v0.1/reference/vendors/ · Version: 0.1 · Updated: 2026-10-21

Full site index: https://www.clai.chat/llms.txt

Every vendor integration lives in `internal/vendors/<vendor>/` and implements `clai`'s streaming chat and tool-calling interfaces.

## Vendor matrix

| Vendor         | Environment variable | Streaming | Tool calling | Notes                                                                    |
| -------------- | -------------------- | --------- | ------------ | ------------------------------------------------------------------------ |
| **Anthropic**  | `ANTHROPIC_API_KEY`  | Yes       | Yes          | Supports Claude 4 / 3.7 / 3.5 families and extended thinking configs.    |
| **OpenAI**     | `OPENAI_API_KEY`     | Yes       | Yes          | Supports GPT and reasoning model series, plus DALL-E / image generation. |
| **Google**     | `GEMINI_API_KEY`     | Yes       | Yes          | Supports Gemini text, multimodal, photo, and video models.               |
| **Mistral**    | `MISTRAL_API_KEY`    | Yes       | Yes          | Supports Mistral and Codestral models.                                   |
| **DeepSeek**   | `DEEPSEEK_API_KEY`   | Yes       | Yes          | Supports DeepSeek chat and reasoning models.                             |
| **XAI**        | `XAI_API_KEY`        | Yes       | Yes          | Supports Grok models.                                                    |
| **OpenRouter** | `OPENROUTER_API_KEY` | Yes       | Yes          | Unified routing to hundreds of hosted models.                            |
| **Ollama**     | _(local endpoint)_   | Yes       | Yes          | Connects to a local Ollama daemon with no cloud API key required.        |

Use `clai setup 0` to browse and configure model files for any vendor.