io.github.rsb6061/onceask
OnceAsk
MCP server for OnceAsk, the AI-native current-address layer for people and agents.
alive probed 2026-10-15 · HTTP 200
4tools
911tokens in Claude Opus 5.5
943tokens in Claude Code
0.5 %of a 200k context window
481o200k_base estimate
774 msto initialize
192 msto list tools
- Endpoint
- https://onceask.com/_api/mcp (streamable-http)
- Host
- onceask.com
- Protocol
- 2025-11-25
- Reports itself as
- OnceAsk 1.5.0
- Capabilities
- tools
- Instructions
- 571 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/rsb6061/onceask-mcp
- Website
- https://onceask.com
- Registry
- active, updated 2026-09-16 · registry entry
- Reachable
- 2 of the last 17 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| request_delivery_permission | 152 | 32 % |
| send_handwritten_card | 150 | 31 % |
| resolve_delivery | 131 | 27 % |
| list_handwritten_cards | 48 | 10 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-15 11:07 | alive | 774 ms | 4 | 911 | 481 |
| 2026-10-14 19:20 | alive | 1.7 s | 4 | 911 | 481 |
| 2026-10-14 09:35 | TLS error | ||||
| 2026-10-13 11:26 | TLS error | ||||
| 2026-10-12 11:55 | TLS error | ||||
| 2026-10-11 10:36 | TLS error | ||||
| 2026-10-10 10:30 | TLS error | ||||
| 2026-10-09 11:29 | TLS error | ||||
| 2026-10-08 11:26 | TLS error | ||||
| 2026-10-07 11:22 | TLS error | ||||
| 2026-10-06 11:02 | TLS error | ||||
| 2026-10-05 15:36 | TLS error | ||||
| 2026-10-05 00:46 | TLS error | ||||
| 2026-10-04 10:07 | TLS error | ||||
| 2026-10-04 08:00 | TLS error | ||||
| 2026-10-03 20:39 | TLS error | ||||
| 2026-10-03 17:54 | TLS error |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.rsb6061/onceask)
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.