Best Anthropic Claude model for coding
- models ranked
- 14
- lead over #2
- +1.5
Coding index · read October 22
As of October 22, 2026, Anthropic Claude Opus 5.5 leads 14 scored Anthropic models with a coding index of 88.8, ahead of Anthropic Claude Sonnet 5.5 (87.3) and Anthropic Claude Fable 5.1 (84.2).
The full best LLM for coding ranking combines this benchmark with others.
Ordered by index, highest first. The dots show how many benchmarks stand behind each score.
| Rank | Model | Coding index | Evidence | Output $/Mtok |
|---|---|---|---|---|
| 1 | Claude Opus 5.5 Anthropic | 88.8 | $20.00 | |
| 2 | Claude Sonnet 5.5 Anthropic | 87.3 | $10.00 | |
| 3 | Claude Fable 5.1 Anthropic | 84.2 | $50.00 | |
| 4 | Claude Opus 5 Anthropic | 83.0 | $25.00 | |
| 5 | Claude Fable 5 Anthropic | 79.3 | $50.00 | |
| 6 | Claude Haiku 5.5 Anthropic | 70.7 | $0.50 | |
| 7 | Claude Opus 4.7 Anthropic | 67.5 | $25.00 | |
| 8 | Claude Opus 4.8 Anthropic | 65.0 | $25.00 | |
| 9 | Claude Sonnet 5 Anthropic | 57.7 | $10.00 | |
| 10 | Claude Sonnet 4.6 Anthropic | 57.3 | $15.00 | |
| 11 | Claude Opus 4.6 Anthropic | 57.2 | $25.00 | |
| 12 | Claude Opus 4.5 Anthropic | 44.0 | $25.00 | |
| 13 | Claude Sonnet 4.5 Anthropic | 39.5 | $15.00 | |
| 14 | Claude Haiku 4.5 Anthropic | 35.6 | $5.00 |
How this list is built
Generated from the dataset on every refresh. Nobody picks the order by hand.
Every Anthropic model with a Vibe Coding Index score, ordered as the ranking orders them: by how many benchmarks stand behind the score, then by the score.
- Aider polyglot leaderboard, fetched
- LiveBench, fetched , board updated October 14, 2026
- SWE-bench (swebench.com), fetched
- LMArena WebDev, fetched