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Can an LLM agent pick the right tool here — names, descriptions and parameter clarity are assessed.
Reasoning, findings and advice are available to signed-in users.
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| Run | Era | Modern | ms | Legacy | ms | Versions |
|---|---|---|---|---|---|---|
| 2026-09-05 21:39:10 | Unknown | 429 | 126 | 429 | 113 | — |
| 2026-09-05 19:53:57 | Legacy | 400 | 233 | 200 | 276 | 2025-11-25 |
| 2026-09-05 19:24:58 | Unknown | 429 | 139 | 429 | 155 | — |
| 2026-09-05 17:31:44 | Legacy | 400 | 203 | 200 | 193 | 2025-11-25 |
| 2026-09-05 15:37:58 | Legacy | 400 | 203 | 200 | 225 | 2025-11-25 |
| 2026-09-05 13:43:08 | Legacy | 400 | 254 | 200 | 250 | 2025-11-25 |
| 2026-09-05 11:49:41 | Legacy | 400 | 285 | 200 | 242 | 2025-11-25 |
| 2026-09-05 09:54:33 | Legacy | 400 | 326 | 200 | 339 | 2025-11-25 |
| 2026-09-05 07:54:58 | Legacy | 400 | 228 | 200 | 237 | 2025-11-25 |
| 2026-09-05 05:55:22 | Legacy | 400 | 255 | 200 | 265 | 2025-11-25 |
Each cell is one probe run. Faded cells are incomplete probes — one leg did not answer, so the era is inconclusive.
The two probe legs separately: modern server/discover and legacy initialize.
Derived by comparing consecutive probes — changes in era, protocol version, build and reachability.
Add this badge to your README — it updates automatically as measurements change.
[](https://mcpmetrics.io/servers/dev-cz-agents-payqr)<a href="https://mcpmetrics.io/servers/dev-cz-agents-payqr"><img src="https://mcpmetrics.io/badge/dev.cz-agents/payqr/era.svg" alt="mcpmetrics"></a>You are seeing the last 7 days. Sign up for the full history. Which check failed and why is in the dashboard.
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