Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| PORT | No | The port number for the server | 3000 |
| NODE_ENV | No | The node environment (development/production) | development |
| MCP_API_KEY | No | Optional API key for authentication | |
| ALLOWED_ORIGINS | No | Comma-separated list of allowed CORS origins | http://localhost:3001,https://your-langflow-instance.com |
Schema
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |