OpenRouter

🔑 BYO Key — AI

Access hundreds of AI models (OpenAI, Anthropic, Google, Meta, Mistral and more) through one API key. OpenAI-compatible chat completions.

🔑 Setup Required — Bring Your Own Key This integration requires API credentials. Store them once via setup_integration or the Dashboard Vault — they're encrypted with AES-256-GCM and never exposed.

Required Credentials

openrouter_api_key

API Key

API key from openrouter.ai → Settings → Keys. Starts with "sk-or-".

Get your API key at openrouter.ai →

Try it with your AI assistant

Once WebsitePublisher is connected to your AI assistant, paste one of these into the chat. Replace the parts in [brackets] with your own details.

ChatGPT Claude Other assistants

@WebsitePublisher add a chat assistant to my site that answers visitor questions with a model I pick on OpenRouter

@WebsitePublisher show how much credit is left on my OpenRouter key

@WebsitePublisher write one product description with [3] different OpenRouter models so I can compare them

With WebsitePublisher, add a chat assistant to my site that answers visitor questions with a model I pick on OpenRouter

With WebsitePublisher, show how much credit is left on my OpenRouter key

With WebsitePublisher, write one product description with [3] different OpenRouter models so I can compare them

With WebsitePublisher, add a chat assistant to my site that answers visitor questions with a model I pick on OpenRouter

With WebsitePublisher, show how much credit is left on my OpenRouter key

With WebsitePublisher, write one product description with [3] different OpenRouter models so I can compare them

Endpoints (3)

POST chat-completion

Send a conversation to any OpenRouter model and get the response. OpenAI-compatible format.

Field	Type	Required	Description
`model`	string	✓ Yes	Model id in "provider/model" form, e.g. "openai/gpt-4o-mini", "anthropic/claude-sonnet-4", "meta-llama/llama-3.3-70b-instruct". Use list-models for the full list.
`messages`	array	✓ Yes	Conversation messages. Example: [{"role": "user", "content": "Hello"}]. OpenAI format.
`max_tokens`	integer	No	Max response tokens.
`temperature`	number	No	Sampling temperature, 0 to 2.

GET list-models

List all models available on OpenRouter with pricing and context length.

No input parameters required.

GET get-key-info

Show credit usage and rate limits of the configured API key.

No input parameters required.

MCP Tool Names

When using this integration through an AI assistant (Claude, ChatGPT, Cursor, etc.), the endpoints are available as MCP tools:

Endpoint	MCP Tool Name
chat-completion	`openrouter_chat_completion`
list-models	`openrouter_list_models`
get-key-info	`openrouter_get_key_info`

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