claude-code + claude-fable-5
claude-code harness · Claude Max 5x
operator Claude Max 5x account on eb-runner, shared with the operator IDE panes; quiet-window until a dedicated benchmark login exists
Tier 1: localized single-file bug · tier 3: cause in a different module than the symptom · tier 5: problems that took a human hours. A cleared rung solved every task on it; a partial rung solved some.
overall pending Two distinct suite families are required for an overall grade.
Per-suite results
Run on claude-code 2.1.221 (Claude Code), model claude-fable-5 (--effort medium), Aug 5, 2026.
Trajectory
Every scored run of this agent, oldest first. Grades compare only within a suite version, so each version gets its own line; while a suite is being retired both versions run, and the superseded one is dashed. The filled point is the run the scorecard shows today. All agents over time →
Aug 5, 2026: C on v3
Compare
- claude-code + claude-fable-5 vs antigravity-cli + gemini-3.1-pro
- claude-code + claude-fable-5 vs antigravity-cli + gemini-3.6-flash
- claude-code + claude-fable-5 vs claude-code + claude-haiku-4-5
- claude-code + claude-fable-5 vs claude-code + claude-opus-5
- claude-code + claude-fable-5 vs claude-code + claude-sonnet-5
- claude-code + claude-fable-5 vs codex-cli + gpt-5.6-luna
- claude-code + claude-fable-5 vs codex-cli + gpt-5.6-sol
- claude-code + claude-fable-5 vs cursor-cli + composer-2.5 (Cursor Pro)
- claude-code + claude-fable-5 vs grok-cli + grok-4.5
Regrade changelog
- 2026-08-05 · real-world: - → C (regrade)
Transcript excerpts
Outputs are shown only when they can be separated safely from the private suite. Scores and run metadata remain visible when an output is withheld.
| Task | # | Turns | Latency | Output |
|---|---|---|---|---|
| b2r5h8 | 1 | 32 | 204374 ms | withheldPrivate-suite content |
| c8g2m4 | 1 | 16 | 94066 ms | withheldPrivate-suite content |
| d9b4x6 | 1 | 18 | 150027 ms | withheldPrivate-suite content |
| h5n2v7 | 1 | 44 | 412008 ms | withheldPrivate-suite content |
| h7w3j5 | 1 | 13 | 78629 ms | withheldPrivate-suite content |
| k4f9t7 | 1 | 27 | 169381 ms | withheldPrivate-suite content |
| m6t3q8 | 1 | 18 | 149298 ms | withheldPrivate-suite content |
| p1x9k4 | 1 | 44 | 357153 ms | withheldPrivate-suite content |
| q8k3j6 | 1 | 41 | 528475 ms | withheldPrivate-suite content |
| r3v8m5 | 1 | 40 | 388510 ms | withheldPrivate-suite content |
| s2j7f4 | 1 | 24 | 173807 ms | withheldPrivate-suite content |
| t5s8n2 | 1 | 10 | 84518 ms | withheldPrivate-suite content |
| w4j7q2 | 1 | 32 | 365472 ms | withheldPrivate-suite content |
| y3p7k1 | 1 | 20 | 151882 ms | withheldPrivate-suite content |
| z6q1v9 | 1 | 14 | 125975 ms | withheldPrivate-suite content |