Claude Opus 5 vs Claude Fable 5
Claude Opus 5 and Claude Fable 5 side by side on shared benchmark boards, Codex Radar runs and the lowest real price per million tokens.
| Best score per board | Claude Opus 5 | Claude Fable 5 |
|---|---|---|
| Developer | Anthropic | Anthropic |
| Artificial Analysis Intelligence Index v4.3 | 50.8 | 49.6 |
| Terminal-Bench 4.0 | 53.9 | 44.5 |
| Terminal-Bench 4.0 (AA) | 49.0 | 42.4 |
| Code Arena | WebDev Overall | 1694.0 | 1626.0 |
| Agent Arena · Overall (Ranking / Pareto) | 8.8 | 8.4 |
| Artificial Analysis Coding Agent Index v1.5 | 59.7 | — |
| DeepSWE v1.1 | 73.6 | 69.9 |
| Radar IQ (Codex) | 112.5 | — |
| Lowest real price / MTok | $0.0077 | $0.108 |
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