io.github.Khavel/aimodelwatch

AI Model Watch

Is the AI Model Watch MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-31.

Prices, context windows, lifecycle and deprecation dates for 270+ AI/LLM models. Daily, no key.

alive probed 2026-11-15 · unchanged since 2026-10-31

9tools

2.7ktokens in Claude Opus 5.5

1.3 %of Claude's 200k window

1.1×the median server

147 msto initialize

12 msto list tools

Run it: npx -y @aimodelwatch/mcp@2.0.1 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: aimodelwatch 2.0.1
Capabilities: resources, tools
Instructions: 520 characters
Of a 1M window: 0.3 % of a 1M context window
Count: 2.7k tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 2.8k. The o200k_base estimate is 1.6k. Counted again when the tool definitions change. Method.
Repository: https://github.com/Khavel/ai-model-watch
Website: https://aimodelwatch.dev/api
Registry: active, updated 2026-09-20 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.67×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
list_deprecations	551	329	20 %
list_models	484	289	18 %
models_changed_since	455	272	17 %
cheapest_models	291	174	11 %
check_model_status	221	132	8 %

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

Servers that mention watch.

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

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.