site.caliperui/caliper
Caliper UI
Is the Caliper UI MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-11.
Find React UI components, read their docs, and get shadcn install commands.
alive probed 2026-11-15 · unchanged since 2026-11-11 · HTTP 200
- Endpoint
- https://caliperui.site/mcp (streamable-http)
- Host
- caliperui.site
- Protocol
- 2025-11-25
- Reports itself as
- caliper 1.0.0
- Capabilities
- tools
- Instructions
- 158 characters
- Of a 1M window
- <0.1 % of a 1M context window
- Count
- 689 tokens in Claude Opus 5.5, exact, measured 2026-11-11. With the Claude Code prefix mcp__…__ on each tool name: 729. The o200k_base estimate is 392. Counted again when the tool definitions change. Method.
- Website
- https://caliperui.site/docs/ai
- Registry
- active, updated 2026-11-10 · 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 |
|---|---|---|---|
| search_components | 228 | 130 | 33 % |
| get_component | 155 | 88 | 22 % |
| get_component_source | 123 | 70 | 18 % |
| get_install_command | 100 | 57 | 15 % |
| get_design_rules | 83 | 47 | 12 % |
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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.
Fixed something? Probe it now, with the same steps as the daily run. This page updates with the next daily run.