mcpcost

io.github.osauer/canary

Canary MCP

Is the Canary MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-13.

Read-only IBKR MCP: account, positions, brief, regime, stress, reporting, Edge, and risk.

alive probed 2026-11-14 · unchanged since 2026-11-13

45tools
25ktokens in Claude Opus 5.5
12.7 %of Claude's 200k window
10×the median server
19 msto initialize
4 msto list tools
Bundle
https://github.com/osauer/canary/releases/download/v3.36.1/canary-v3.36.1.mcpb (MCPB, for a client that installs bundles; probed in a container with the network off)
Host
github.com
Reports itself as
canary v3.36.1
Capabilities
tools
Instructions
291 characters
Of a 1M window
2.5 % of a 1M context window
Count
25k tokens in Claude Opus 5.5, exact, measured 2026-11-08. With the Claude Code prefix mcp__…__ on each tool name: 26k. The o200k_base estimate is 16k. Counted again when the tool definitions change. Method.
Repository
https://github.com/osauer/canary
Website
https://osauer.dev/canary/
Registry
active, updated 2026-11-13 · registry entry
Changes
6 recorded, reachable in 6 of them. A row is added when the result, the tool count or the cost changes.

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.63×.

Tool≈ Claude tokenso200k estimateShare of this server
canary_proposals2 7731 70611 %
canary_mandate2 4771 52410 %
canary_core1 1447044 %
canary_strategy1 1437034 %
canary_positions1 0216284 %

Compare this server with others.

More servers

Other registry entries on github.com, the ones next to this name; all of them.

Servers that mention canary.

History

We add a row when the result changes. A server with no change keeps its last row.

ProbedResultInitToolsClaudeo200k
2026-11-08 08:04alive76 ms4525k16k
2026-11-06 08:37alive21 ms4525k15k
2026-11-04 08:08alive17 ms4525k15k
2026-10-31 07:39alive76 ms4323k14k
2026-10-30 07:51alive24 ms4323k14k
2026-10-29 07:47alive19 ms4323k14k

Badge for the README

mcpcost: alive

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

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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