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Model comparison

Claude Opus 4.7 vs Gemini 3.1 Pro

AnthropicClaude Opus 4.7
Input
$5.00
Output
$25.00
Context
1M
Released
2026-04-16
Full model page →GoogleGemini 3.1 Pro
Input
$2.00
Output
$12.00
Context
1M
Released
2026-02-19
Full model page →
Short answer

Claude Opus 4.7 scores higher on 3 of the 4 benchmarks both models report (the other leads on 1); Gemini 3.1 Pro is cheaper on input tokens ($2 vs $5 per 1M, 2.5×).

Specs and pricing side by side

SpecClaude Opus 4.7Gemini 3.1 Pro
MakerAnthropicGoogle
Released2026-04-162026-02-19
Context window1M1Msame
Max output128K64K
Input price$5.00$2.00
Output price$25.00$12.00
ParametersUndisclosedUndisclosedsame
LicenseProprietaryProprietarysame
WeightsAPI onlyAPI onlysame
ModalitiesText, VisionText, Vision, Audio, Video, PDF
Knowledge cutoffJan 2026January 2025

Benchmarks both models report

BenchmarkClaude Opus 4.7Gemini 3.1 Pro
SWE-bench Verified87.6%80.6%
SWE-bench Pro64.3%54.2%
Terminal-Bench 2.069.4%68.5%
GPQA Diamond94.2%94.3%

Scores are as published by each maker or its cited source; harness, reasoning effort and date can differ between rows, so treat small gaps as ties. Sources are listed on each model page.

Which one should you pick?

Pick Claude Opus 4.7 if…

  • You care about SWE-bench Verified, SWE-bench Pro, Terminal-Bench 2.0 (it scores higher on 3 shared benchmarks).
  • Your use case is: reach for it for multi-step agentic coding and complex, long-running software-engineering tasks across a large codebase.

Pick Gemini 3.1 Pro if…

  • You care about GPQA Diamond (it scores higher on 1 shared benchmark).
  • Cost matters: input tokens cost 2.5× less ($2 vs $5 per 1M).
  • You need Audio / Video / PDF input, which Claude Opus 4.7 lacks.
  • Your use case is: agentic workflows and multi-step tool use.

FAQ

Which is better, Claude Opus 4.7 or Gemini 3.1 Pro?

Claude Opus 4.7 scores higher on 3 of the 4 benchmarks both models report (the other leads on 1); Gemini 3.1 Pro is cheaper on input tokens ($2 vs $5 per 1M, 2.5×). The better pick depends on whether you value benchmark scores, price per token, context length or openness for your workload.

How much cheaper is Gemini 3.1 Pro?

Claude Opus 4.7: $5.00 input, $25.00 output. Gemini 3.1 Pro: $2.00 input, $12.00 output (list API prices as published by each maker).

What are the context windows of Claude Opus 4.7 and Gemini 3.1 Pro?

Claude Opus 4.7 offers 1M with up to 128K output; Gemini 3.1 Pro offers 1M with up to 64K output.

Is Claude Opus 4.7 newer than Gemini 3.1 Pro?

Claude Opus 4.7 was released 2026-04-16; Gemini 3.1 Pro was released 2026-02-19.

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