Claude Haiku 5.5 vs Gemini 3.1 Pro Preview Custom Tools
Price, context window & benchmark comparison
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Verdict: Claude Haiku 5.5 is 22.5× cheaper than Gemini 3.1 Pro Preview Custom Tools on a typical 3:1 input/output mix. Gemini 3.1 Pro Preview Custom Tools has the larger context window (1M vs 1M).
| Claude Haiku 5.5 | Gemini 3.1 Pro Preview Custom Tools | |
|---|---|---|
| Input price / 1M | $0.10 | $2.00 |
| Output price / 1M | $0.50 | $12.00 |
| Blended price (3:1) | $0.20 | $4.50 |
| Cached input / 1M | $0.01 | $0.20 |
| Context window | 1M | 1M |
| Max output | 128K | 66K |
| Intelligence index | 36.5 | — |
| Coding index | — | — |
| Providers | 10 | — |
| Best provider uptime (30m) | 100.0% | — |
| Vision input | Yes | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-10-07 | 2026-02-25 |
| Retirement | — | — |
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FAQ
Which is cheaper, Claude Haiku 5.5 or Gemini 3.1 Pro Preview Custom Tools?
Claude Haiku 5.5 is 22.5× cheaper than Gemini 3.1 Pro Preview Custom Tools on a typical 3:1 input/output mix.
Claude Haiku 5.5 vs Gemini 3.1 Pro Preview Custom Tools: which has a bigger context window?
Claude Haiku 5.5: 1,000,000 tokens. Gemini 3.1 Pro Preview Custom Tools: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Claude Haiku 5.5 ≈ $450.00, Gemini 3.1 Pro Preview Custom Tools ≈ $10,000.
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