io.github.neubuot/doichain
Doichain
Proof of existence, names and chain data of the Doichain blockchain for AI agents
alive probed 2026-10-05 · HTTP 200
13tools
3.8ktokens in Claude Opus 5.5
3.9ktokens in Claude Code
1.9 %of a 200k context window
2.3ko200k_base estimate
1.5 sto initialize
232 msto list tools
- Endpoint
- https://doi-api.sendlabs.de/mcp (streamable-http)
- Host
- doi-api.sendlabs.de
- Protocol
- 2025-11-25
- Reports itself as
- doichain 1.5.0
- Capabilities
- experimental, prompts, resources, tools
- Instructions
- 2 183 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/neubuot/doichain-mcp
- Website
- https://doi-api.sendlabs.de/mcp
- Registry
- active, updated 2026-09-27 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| anchor_proof | 456 | 20 % |
| search_names | 274 | 12 % |
| check_proof | 217 | 10 % |
| check_name_expiry | 202 | 9 % |
| verify_message | 190 | 8 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-05 15:22 | alive | 1.5 s | 13 | 3.8k | 2.3k |
| 2026-10-05 00:43 | alive | 1.1 s | 13 | 2.3k | |
| 2026-10-04 10:06 | alive | 3.0 s | 13 | 2.3k | |
| 2026-10-04 07:59 | alive | 3.3 s | 13 | 2.3k | |
| 2026-10-03 20:39 | alive | 2.7 s | 13 | 2.3k | |
| 2026-10-03 17:54 | alive | 127 ms | 13 | 2.3k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.neubuot/doichain)
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.