calc.engineer
88 free engineering calculators: RF link budgets, LoRa/Meshtastic, PCB, solar, homelab. Keyless.
endpoint: https://calc.engineer/mcp
registry: engineer.calc/calc
B
recent success 100% (30 probes) ·
MCP handshake OK
· protocol 2025-06-18
TLS valid (71d left) · latency 1594.0 ms ·
HTTP 200 · auth open ·
tools 89
manifest 381bc386debe3d1c
· drift events seen here: 0
Embed this grade
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Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-12T16:05:16Z | ✓ | B | ✓ | 1594.0 ms | 71d | 89 | 381bc386debe3d1c |
| 2026-10-12T10:03:39Z | ✓ | A | ✓ | 255.0 ms | 72d | 89 | 381bc386debe3d1c |
| 2026-10-12T04:02:37Z | ✓ | A | ✓ | 124.0 ms | 72d | 89 | 381bc386debe3d1c |
| 2026-10-11T22:01:23Z | ✓ | A | ✓ | 239.0 ms | 72d | 89 | 381bc386debe3d1c |
| 2026-10-11T16:00:41Z | ✓ | A | ✓ | 249.0 ms | 72d | 89 | 381bc386debe3d1c |
| 2026-10-11T09:58:55Z | ✓ | A | ✓ | 109.0 ms | 73d | 89 | 381bc386debe3d1c |
| 2026-10-11T03:58:18Z | ✓ | A | ✓ | 358.0 ms | 73d | 89 | 381bc386debe3d1c |
| 2026-10-10T21:57:15Z | ✓ | A | ✓ | 285.0 ms | 73d | 89 | 381bc386debe3d1c |
| 2026-10-10T15:55:11Z | ✓ | A | ✓ | 371.0 ms | 73d | 89 | 381bc386debe3d1c |
| 2026-10-10T09:54:37Z | ✓ | A | ✓ | 89.0 ms | 74d | 89 | 381bc386debe3d1c |
| 2026-10-10T03:54:10Z | ✓ | A | ✓ | 277.0 ms | 74d | 89 | 381bc386debe3d1c |
| 2026-10-09T21:53:28Z | ✓ | A | ✓ | 241.0 ms | 74d | 89 | 381bc386debe3d1c |
| 2026-10-09T15:52:25Z | ✓ | A | ✓ | 134.0 ms | 74d | 89 | 381bc386debe3d1c |
| 2026-10-09T09:51:25Z | ✓ | A | ✓ | 259.0 ms | 75d | 89 | 381bc386debe3d1c |
| 2026-10-09T03:49:59Z | ✓ | A | ✓ | 325.0 ms | 75d | 89 | 381bc386debe3d1c |
| 2026-10-08T21:48:15Z | ✓ | B | ✓ | 1301.0 ms | 75d | 89 | 381bc386debe3d1c |
| 2026-10-08T15:47:25Z | ✓ | A | ✓ | 284.0 ms | 75d | 89 | 381bc386debe3d1c |
| 2026-10-08T09:46:22Z | ✓ | A | ✓ | 112.0 ms | 76d | 89 | 381bc386debe3d1c |
| 2026-10-08T03:45:53Z | ✓ | A | ✓ | 277.0 ms | 76d | 89 | 381bc386debe3d1c |
| 2026-10-07T21:45:06Z | ✓ | B | ✓ | 1597.0 ms | 76d | 89 | 381bc386debe3d1c |
| 2026-10-07T15:43:52Z | ✓ | A | ✓ | 105.0 ms | 76d | 89 | 381bc386debe3d1c |
| 2026-10-07T09:42:51Z | ✓ | A | ✓ | 311.0 ms | 77d | 89 | 381bc386debe3d1c |
| 2026-10-07T03:42:38Z | ✓ | A | ✓ | 370.0 ms | 77d | 89 | 381bc386debe3d1c |
| 2026-10-06T21:41:50Z | ✓ | A | ✓ | 113.0 ms | 77d | 89 | 381bc386debe3d1c |
| 2026-10-06T15:40:26Z | ✓ | A | ✓ | 306.0 ms | 77d | 89 | 381bc386debe3d1c |
| 2026-10-06T09:39:18Z | ✓ | A | ✓ | 226.0 ms | 78d | 89 | 381bc386debe3d1c |
| 2026-10-06T03:37:38Z | ✓ | A | ✓ | 367.0 ms | 78d | 89 | 381bc386debe3d1c |
| 2026-10-05T21:36:29Z | ✓ | A | ✓ | 94.0 ms | 78d | 89 | 381bc386debe3d1c |
| 2026-10-05T15:34:25Z | ✓ | A | ✓ | 396.0 ms | 78d | 89 | 381bc386debe3d1c |
| 2026-10-05T09:33:07Z | ✓ | A | ✓ | 136.0 ms | 79d | 89 | 381bc386debe3d1c |