client/bad-version-response
Checkpoints
MUST (any failure zeroes the score — 1/1 passed)
| Checkpoint | Description | |
|---|---|---|
| ✓ | sent-initialize | Sent an initialize request |
SHOULD (the score fraction — 0/1 passed)
| Checkpoint | Description | Detail | |
|---|---|---|---|
| ✗ | disconnect-on-mismatch | After the server negotiated an unsupported protocol version, sent nothing further | after the unsupported version response, still sent notifications/initialized |
Usage & cost
- Nominal cost
- $0.148
- Input tokens
- 20
- Output tokens
- 3,022
- Cache read
- 53,267
- Duration
- 50s
- Timestamp
- 2026-07-17 22:27:22Z
- Bench version
- 0.3.0
Cost is nominal (public API pricing): token usage × published rates; actual marginal cost is subscription-covered.