Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| CUA_MODEL | No | Model to use: `claude-opus-4-5` (default) or `claude-sonnet-4-5` | claude-opus-4-5 |
| CUA_API_KEY | Yes | Your CUA Cloud API key | |
| CUA_API_BASE | No | Custom API base URL (default: https://api.cua.ai) | https://api.cua.ai |
| ANTHROPIC_API_KEY | Yes | Anthropic API key for vision processing | |
| BLOB_READ_WRITE_TOKEN | Yes | Vercel Blob token (auto-added) |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |