Extra formatting Failures
See which AI models run into Extra formatting most often, so you can spot reliability risks before choosing one. Sort by: Response Time (avg) ↓.
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| Rank | Model | Company | Extra formatting Count | Score | Total Cost | Tests Correct | Response Time (avg) |
|---|---|---|---|---|---|---|---|
| #149 | KAT-Coder-Air V2.5 medium | Kwaipilot | 1 | 5.6 | $0.048 | 8/22 | 8.42s |
| #63 | Claude Sonnet 4.6 none | Anthropic | 4 | 7.3 | $0.661 | 12/22 | 8.12s |
| #112 | Claude Sonnet 5 none | Anthropic | 4 | 6.3 | $0.548 | 8/22 | 6.04s |
| #111 | LongCat 2.0 none | Meituan | 1 | 6.3 | $0.044 | 7/22 | 5.18s |
| #66 | Claude Opus 4.8 none | Anthropic | 3 | 7.3 | $1.166 | 13/22 | 4.91s |
| #168 | MiMo-V2.5 none | Xiaomi | 1 | 5.1 | $0.025 | 5/22 | 4.62s |
| #164 | Inkling none | Thinkingmachines | 1 | 5.2 | $0.147 | 6/22 | 3.50s |
| #200 | MiMo-V2-Flash none | Xiaomi | 1 | 4.0 | $0.025 | 4/21 | 2.76s |
| #157 | Mimo V2 Omni none | Xiaomi | 1 | 5.5 | $0.021 | 8/21 | 2.44s |
| #159 | GPT-5.6 Luna none | OpenAI | 1 | 5.4 | $0.142 | 6/22 | 1.50s |
| #201 | Granite 4.1 8B none | IBM Granite | 1 | 4.0 | $0.007 | 2/22 | 1.45s |
| #197 | Grok 4.20 none | X AI | 1 | 4.1 | $0.057 | 6/18 | 1.11s |