POST /v1/chat/completions 200 Anthropic 1.71s

POST /v1/messages 200 Claude Code -> Anthropic

GET /v1/models 200 20 models

POST /v1/responses 200 OpenAI 1.30s

agent=codex route=anthropic/claude-opus-4.7

POST /v1/chat/completions 400 request_id=req_demo

stream=true chunks=18 cost=$0.0041

provider=google endpoint=/v1/chat/completions

POST /v1/chat/completions 200 Anthropic 1.71s

POST /v1/messages 200 Claude Code -> Anthropic

GET /v1/models 200 20 models

POST /v1/responses 200 OpenAI 1.30s

agent=codex route=anthropic/claude-opus-4.7

POST /v1/chat/completions 400 request_id=req_demo

stream=true chunks=18 cost=$0.0041

provider=google endpoint=/v1/chat/completions

POST /v1/chat/completions 200 Anthropic 1.71s

POST /v1/messages 200 Claude Code -> Anthropic

GET /v1/models 200 20 models

POST /v1/responses 200 OpenAI 1.30s

agent=codex route=anthropic/claude-opus-4.7

POST /v1/chat/completions 400 request_id=req_demo

stream=true chunks=18 cost=$0.0041

provider=google endpoint=/v1/chat/completions

Documentation

Cursor

Paste the key in the UI. Cursor does not read an env file by itself.

1. Open settings

Cursor -> Settings -> Models -> OpenAI API Key and Override OpenAI Base URL.

2. Fill in the fields

Field	Value
Base URL	`https://api.closerouter.dev/v1`
API key	Your CloseRouter API key.

3. Select a model

Add a supported model ID from the catalog, save the settings and select it in the application chat. If the connection fails, check the key and API address.