Updated
GPT-5.5 vs GPT-6 Sol
GPT-6 Sol does not have enough reviewed code to rank yet.
| GPT-5.5 | GPT-6 Sol | |
|---|---|---|
| Bug rate | ||
| Relative bug rate | 0.47 | Launch week |
| Details | ||
| Provider | OpenAI | OpenAI |
| Released | Apr 23, 2026 | Sep 22, 2026 |
| List price | $5 input / $30 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, GPT-5.5 or GPT-6 Sol?
- GPT-6 Sol does not have enough reviewed code to rank yet.
- Which is cheaper, GPT-5.5 or GPT-6 Sol?
- GPT-5.5 lists at $5 input / $30 output per 1M tokens; GPT-6 Sol lists at $2 input / $10 output per 1M tokens. GPT-6 Sol has the lower list price.