io.github.JohannsenLum/canvas-api-mcp
Canvas API MCP
Is the Canvas API MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-14.
MCP server exposing the Canvas LMS REST API (1,116 endpoints) for AI assistants
alive probed 2026-11-15 · unchanged since 2026-11-14
19tools
4.2ktokens in Claude Opus 5.5
2.1 %of Claude's 200k window
1.7×the median server
9.6 sto initialize
689 msto list tools
- Run it
- uvx canvas-api-mcp@1.1.0 (stdio, probed in a container with the network off)
- Host
- pypi.org
- Reports itself as
- Canvas 4.2.0
- Capabilities
- logging, prompts, resources, tools
- Instructions
- 492 characters
- Of a 1M window
- 0.4 % of a 1M context window
- Count
- 4.2k tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 4.5k. The o200k_base estimate is 2.4k. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/JohannsenLum/canvas-api-mcp
- Registry
- active, updated 2026-08-12 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.76×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| submit_assignment | 552 | 313 | 13 % |
| canvas_request | 480 | 272 | 11 % |
| post_discussion_reply | 388 | 220 | 9 % |
| search_canvas_api | 259 | 147 | 6 % |
| list_assignments | 219 | 124 | 5 % |
Compare this server with others.
More servers
Other registry entries on pypi.org, the ones next to this name; all of them.
- io.github.JinyangWang27/people-context · needs args
- Codex Images io.github.JlMoreno00/codex-images-mcp · crashed on start
- Sabor io.github.JlMoreno00/sabor · needs args
- io.github.JoaoBerne/cli-bridge-mcp · alive
- Is It AI MCP io.github.JohannsenLum/is-it-ai-mcp · alive
- LinkedIn io.github.JohannsenLum/linkedin-api-mcp · alive
- io.github.Jolymmiles/fusion-mcp · crashed on start
- Bike Router io.github.JonasHeinickeBio/bike-router · alive
Servers that mention canvas.
- AgentPlaybooks ai.agentplaybooks/agentplaybooks · needs auth
- Arketo ai.arketo/arketo · needs auth
- Gemus ai.gemus/gemus · needs auth
- Klox ai.klox/klox · needs auth
- ai.smithery/a-ariff-canvas-instant-mcp · not found
- app.seatcanvas/seatcanvas · alive
- com.humaux/memory · needs auth
- No Errands Prints com.noerrands/prints · needs auth
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The server answers initialize and tools/list. Nothing to fix.