io.github.ethan-hub26/embedcalc-mcp
embedcalc-mcp-server
Embedded calculators, codegen & schematic review: CRC, timing, struct, IEEE-754, KiCad.
alive probed 2026-10-14
40tools
23ktokens in Claude Opus 5.5
24ktokens in Claude Code
11.7 %of a 200k context window
14ko200k_base estimate
399 msto initialize
33 msto list tools
- Run it
- npx -y embedcalc-mcp@0.6.7 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- embedcalc-mcp-server 0.6.7
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
- Website
- https://www.embedcalc.com/mcp/
- Registry
- active, updated 2026-10-05 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| embedcalc_crc_to_c | 727 | 5 % |
| embedcalc_find_component | 695 | 5 % |
| embedcalc_review_schematic | 670 | 5 % |
| embedcalc_can_bit_timing | 620 | 4 % |
| embedcalc_mosfet_switch | 512 | 4 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.ethan-hub26/embedcalc-mcp)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.