mcpcost

com.amperis/catalog

Amperis catalogue

Is the Amperis catalogue MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-12.

Amperis electrical test equipment catalogue: search, specs, comparison and engineering calculators.

alive probed 2026-11-14 · unchanged since 2026-11-12 · HTTP 200

10tools
3.1ktokens in Claude Opus 5.5
1.6 %of Claude's 200k window
1.2×the median server
250 msto initialize
129 msto list tools
Endpoint
https://mcp.amperis.com/mcp (streamable-http)
Host
mcp.amperis.com
Protocol
2025-11-25
Reports itself as
amperis-catalog 1.1.0
Capabilities
resources, tools
Instructions
570 characters
Of a 1M window
0.3 % of a 1M context window
Count
3.1k tokens in Claude Opus 5.5, exact, measured 2026-11-12. With the Claude Code prefix mcp__…__ on each tool name: 3.2k. The o200k_base estimate is 1.8k. Counted again when the tool definitions change. Method.
Website
https://amperis.com/en/resources/mcp-server/
Registry
active, updated 2026-11-12 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.69×.

Tool≈ Claude tokenso200k estimateShare of this server
find_products72742923 %
list_calculators36221412 %
run_calculator35220811 %
how_to_request_quote33920011 %
search_catalog31018310 %

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

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