Updated
Claude Opus 5 vs GPT-6.1 Sol
GPT-6.1 Sol does not have enough reviewed code to rank yet.
| Claude Opus 5 | GPT-6.1 Sol | |
|---|---|---|
| Bug rate | ||
| Relative bug rate | 1.50 | Launch week |
| Details | ||
| Provider | Anthropic | OpenAI |
| Released | Jul 24, 2026 | Sep 29, 2026 |
| List price | $5 input / $25 output per 1M tokens | $2 input / $10 output per 1M tokens |
1.00 = average · lower is better
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Questions and answers
- Which has fewer bugs, Claude Opus 5 or GPT-6.1 Sol?
- GPT-6.1 Sol does not have enough reviewed code to rank yet.
- Which is cheaper, Claude Opus 5 or GPT-6.1 Sol?
- Claude Opus 5 lists at $5 input / $25 output per 1M tokens; GPT-6.1 Sol lists at $2 input / $10 output per 1M tokens. GPT-6.1 Sol has the lower list price.