com.quantum-expectations/quantum-expectations
Quantum Expectations
Quantum error-correction feasibility: success probability, qubit overhead, records, trends.
alive probed 2026-10-05 · HTTP 200
13tools
6.2ktokens in Claude Opus 5.5
6.3ktokens in Claude Code
3.1 %of a 200k context window
3.6ko200k_base estimate
716 msto initialize
160 msto list tools
- Endpoint
- https://www.quantum-expectations.com/api/mcp (streamable-http)
- Host
- www.quantum-expectations.com
- Protocol
- 2025-11-25
- Reports itself as
- quantum-expectations 0.7.0
- Capabilities
- prompts, resources, tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Website
- https://www.quantum-expectations.com
- Registry
- active, updated 2026-09-04 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| compute_expectation | 630 | 17 % |
| compute_fault_tolerant_resources | 598 | 17 % |
| compute_required_error_rate | 339 | 9 % |
| compute_quantum_volume_rate | 311 | 9 % |
| fit_historic_series | 310 | 9 % |
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 13:35 | alive | 716 ms | 13 | 6.2k | 3.6k |
| 2026-10-05 00:19 | alive | 414 ms | 13 | 3.6k | |
| 2026-10-04 09:58 | alive | 1.8 s | 13 | 3.6k | |
| 2026-10-04 07:51 | alive | 1.7 s | 13 | 3.6k | |
| 2026-10-03 20:31 | alive | 2.2 s | 13 | 3.6k | |
| 2026-10-03 17:49 | alive | 294 ms | 13 | 3.6k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.quantum-expectations/quantum-expectations)
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.