Updated
Claude Haiku 5.5 vs GPT-5.5
Claude Haiku 5.5 does not have enough reviewed code to rank yet, and GPT-5.5 is no longer ranked because it now writes under 0.5% of AI-attributed lines.
| Claude Haiku 5.5 | GPT-5.5 | |
|---|---|---|
| Bug rate | ||
| Relative bug rate | Launch week | No longer ranked |
| Details | ||
| Provider | Anthropic | OpenAI |
| Released | Oct 7, 2026 | Apr 23, 2026 |
| List price | $0.10 input / $0.50 output per 1M tokens | $5 input / $30 output per 1M tokens |
1.00 = average · lower is better
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Questions and answers
- Which has fewer bugs, Claude Haiku 5.5 or GPT-5.5?
- Claude Haiku 5.5 does not have enough reviewed code to rank yet, and GPT-5.5 is no longer ranked because it now writes under 0.5% of AI-attributed lines.
- Which is cheaper, Claude Haiku 5.5 or GPT-5.5?
- Claude Haiku 5.5 lists at $0.10 input / $0.50 output per 1M tokens; GPT-5.5 lists at $5 input / $30 output per 1M tokens. Claude Haiku 5.5 has the lower list price.