Claude Haiku 4.5 vs Gemini 2.5 Pro
Claude Haiku 4.5 leads in 3 of 8 categories
Arena ELO
Gemini 2.5 Pro
Cheaper
Claude Haiku 4.5
Faster
Claude Haiku 4.5
Detailed Comparison
| Category | Claude Haiku 4.5 | Gemini 2.5 Pro |
|---|---|---|
| Provider | Anthropic | |
| Context Window | 200K | 1M WIN |
| Input Price ($/1M) | $0.8 WIN | $1.25 |
| Output Price ($/1M) | $4 WIN | $10 |
| Arena ELO | 1290 | 1360 WIN |
| Coding | unknown | 75.6% LiveCodeBench |
| Reasoning | unknown | 84.6% GPQA Diamond |
| Speed (tokens/sec) | ~120 t/s WIN | ~60 t/s |
| Open Source | No | No |
Frequently Asked Questions
Which is cheaper, Claude Haiku 4.5 or Gemini 2.5 Pro?
Claude Haiku 4.5 is approximately 57% cheaper than Gemini 2.5 Pro per million tokens.
Which is better for coding, Claude Haiku 4.5 or Gemini 2.5 Pro?
Claude Haiku 4.5 scores unknown on coding benchmarks, while Gemini 2.5 Pro scores 75.6% LiveCodeBench.
Which has a larger context window?
Claude Haiku 4.5 supports 200K context, while Gemini 2.5 Pro supports 1M.
Is Claude Haiku 4.5 or Gemini 2.5 Pro open source?
Claude Haiku 4.5 is proprietary. Gemini 2.5 Pro is proprietary.
Which ranks higher on the Chatbot Arena leaderboard?
Gemini 2.5 Pro ranks higher with ELO 1360 vs 1290.
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