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Gemini 2.5 Pro vs Claude Haiku 4.5
A detailed comparison of Gemini 2.5 Pro (Google) and Claude Haiku 4.5 (Anthropic) across pricing, performance, and features.
Pricing Comparison
| Metric | Gemini 2.5 Pro | Claude Haiku 4.5 | Difference |
|---|---|---|---|
| Input / 1M tokens | $1.25 | $0.80 | -36% |
| Output / 1M tokens | $10.00 | $4.00 | -60% |
| Context window | 1M | 200K | — |
| Max output | 65.536K | 8.192K | — |
Benchmark Comparison
| Benchmark | Gemini 2.5 Pro | Claude Haiku 4.5 |
|---|---|---|
| MMLU-Pro | 87.5% | 69.4% |
| HumanEval | 93.5% | 88.1% |
| GPQA | 76% | — |
Capabilities
| Capability | Gemini 2.5 Pro | Claude Haiku 4.5 |
|---|---|---|
| audio | ✓ | ✗ |
| code | ✓ | ✓ |
| reasoning | ✓ | ✗ |
| text | ✓ | ✓ |
| tool-use | ✓ | ✓ |
| vision | ✓ | ✓ |
Gemini 2.5 Pro Strengths
- ✓Competitive pricing for its capabilities
- ✓1M context window
- ✓Well-tested and stable
Gemini 2.5 Pro Weaknesses
- ✗Being superseded by Gemini 3 Pro
Claude Haiku 4.5 Strengths
- ✓Very fast responses
- ✓Cheapest Anthropic option
- ✓Good for classification and extraction
Claude Haiku 4.5 Weaknesses
- ✗Weakest reasoning in the Claude family
- ✗Can struggle with nuanced instructions
Quick Verdict
Best value: Claude Haiku 4.5 is the more affordable option at $0.8/$4 per 1M tokens.
Higher benchmarks: Gemini 2.5 Pro scores higher on average across available benchmarks (85.7% avg).
Larger context: Gemini 2.5 Pro supports 1M tokens.
Choose Claude Haiku 4.5 if cost matters most. Choose Gemini 2.5 Pro if you need the best possible quality for complex tasks.