io.github.lexerAnn/kindlesms
KindleSMS - SMS Platform
Send SMS, manage approved sender IDs, and check credits via KindleSMS.
alive probed 2026-10-15
3tools
558tokens in Claude Opus 5.5
588tokens in Claude Code
0.3 %of a 200k context window
317o200k_base estimate
296 msto initialize
5 msto list tools
- Run it
- npx -y kindlesms@1.0.2 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- KindleSMS - SMS Platform 1.0.0
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-15. Counted again when the tool definitions change. Method.
- Registry
- active, updated 2026-09-21 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| send_sms | 244 | 77 % |
| list_sender_ids | 38 | 12 % |
| check_balance | 35 | 11 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.lexerAnn/kindlesms)
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.