AgentCanvas
by jackspooner
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| AGENT_CANVAS_DB | No | Path to the SQLite database file. Defaults to ./data/agent-canvas.sqlite. | ./data/agent-canvas.sqlite |
| ASSETS_BASE_URL | No | The base URL for the optional Assets-2 extension. Defaults to http://127.0.0.1:23000. | http://127.0.0.1:23000 |
| AGENT_CANVAS_HOST | No | The host interface to bind to. Defaults to 127.0.0.1. | 127.0.0.1 |
| AGENT_CANVAS_PORT | No | The port to listen on. Defaults to 23003. | 23003 |
| AGENT_CANVAS_BASE_URL | No | The base URL for the stdio MCP bridge. When set, overrides AGENT_CANVAS_PUBLIC_BASE_URL. | |
| AGENT_CANVAS_ALLOW_REMOTE | No | Whether to allow non-loopback bind. Defaults to false. | false |
| AGENT_CANVAS_DEFAULT_SIZE | No | Default canvas size. Defaults to unlimited. | unlimited |
| AGENT_CANVAS_PLUGINS_ROOT | No | Set when multiple AgentCanvas runtimes share one code installation but require separate active extensions and plugin.config.json files. | |
| AGENT_CANVAS_ALLOWED_HOSTS | No | Host allowlist. | |
| AGENT_CANVAS_ALLOWED_ORIGINS | No | Origin allowlist. | |
| AGENT_CANVAS_PUBLIC_BASE_URL | No | The public base URL for canvas URLs. Defaults to http://127.0.0.1:23003. | http://127.0.0.1:23003 |
| AGENT_CANVAS_ASSET_PROXY_MAX_BYTES | No | Maximum bytes for asset proxy in the Assets-2 extension. Defaults to 268435456. | 268435456 |
| AGENT_CANVAS_ASSET_FETCH_TIMEOUT_MS | No | Timeout for fetching assets in milliseconds for the Assets-2 extension. Defaults to 10000. | 10000 |
| AGENT_CANVAS_ASSET_PREVIEW_MAX_BYTES | No | Maximum bytes for asset preview in the Assets-2 extension. Defaults to 8388608. | 8388608 |
| AGENT_CANVAS_ASSET_METADATA_MAX_BYTES | No | Maximum bytes for asset metadata in the Assets-2 extension. Defaults to 1048576. | 1048576 |
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
Capabilities
Server capabilities have not been inspected yet.
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 | |
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