AI Models · Compare
Claude 4 Opus vs Gemini 2.5 Pro
Side-by-side intelligence, speed, price, benchmarks, strengths and weaknesses.
Anthropic
Claude 4 Opus
ProprietaryFeb 2026
Anthropic’s 2026 flagship — best-in-class on code and long-horizon agents.
Google
Gemini 2.5 Pro
ProprietarySep 2025
2M-token context + native multimodality — unbeatable for huge docs.
Head to head
Spec
Claude 4 Opus
Gemini 2.5 Pro
Intelligence index↑ better
Winner81
78
Speed↑ better
50 tok/s
Winner110 tok/s
Time to first token↓ better
1.4 s
Winner0.7 s
Context window↑ better
500k
Winner2M
Max output↑ better
32k
Winner66k
Input price↓ better
$8.00 / 1M tokens
Winner$1.25 / 1M tokens
Output price↓ better
$40.00 / 1M tokens
Winner$5.00 / 1M tokens
Blended price↓ better
$16.00 / 1M tokens
Winner$2.19 / 1M tokens
License
Proprietary
Proprietary
Input modalities
text, image
text, image, audio, video
Output modalities
text
text
Benchmark showdown
MMLU
Claude 4 Opus
90.0
Gemini 2.5 Pro
89.5
MMLU Pro
Claude 4 Opus
79.5
Gemini 2.5 Pro
78.5
GPQA
Claude 4 Opus
65.0
Gemini 2.5 Pro
66.0
MATH
Claude 4 Opus
88.0
Gemini 2.5 Pro
91.0
HumanEval
Claude 4 Opus
95.8
Gemini 2.5 Pro
91.5
Strengths, weaknesses and best-for
Claude 4 Opus
Strengths
- Top HumanEval
- Long, coherent outputs
- 500k context
Weaknesses
- Slower than Sonnet
- Premium price
Best for
- Long-context coding
- Tool-using agents
- Document understanding
Gemini 2.5 Pro
Strengths
- 2M context
- Native video understanding
- Strong on math
Weaknesses
- Output ceiling lower than competitors
Best for
- Whole-codebase analysis
- Long-doc workflows
- Video QA
Quick verdict
- Pick Claude 4 Opus if you want it smarter.
- Pick Gemini 2.5 Pro if you want it faster, cheaper and longer context.
Auto-generated from the spec sheet. Always validate on your own evals.
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