Claude Opus 4.7 vs Gemini 3.1 Pro

Claude Opus 4.7 and Gemini 3.1 Pro are both current production-tier models. Gemini 3.1 Pro is meaningfully cheaper at $2 / $12 per 1M. Claude Opus 4.7 leads on tool use. Gemini 3.1 Pro leads on long-context retrieval, multilingual, vision.

Specs side by side

Metric
Anthropic
Claude Opus 4.7
Google
Gemini 3.1 Pro
Input price (per 1M)$5$2
Output price (per 1M)$25$12
Context window1M tokens2M tokens
Speed tierslowbalanced
Open weightsNoNo
EU regionYesYes
Free tierNoNo
Prompt cachingYesYes
Vision inputYesYes
Extended thinkingYesYes

When to choose each

Anthropic

Choose Claude Opus 4.7 if…

  • Tool use is central to your workload
Google

Choose Gemini 3.1 Pro if…

  • Cost is a priority ($2 / $12 per 1M vs $5 / $25 per 1M)
  • You need 2M context (2× more than Claude Opus 4.7)
  • Long-context retrieval is central to your workload
  • Multilingual is central to your workload

Benchmark delta

Claude Opus 4.7 leads on

  • Tool use

Gemini 3.1 Pro leads on

  • Long-context retrieval
  • Multilingual
  • Vision

FAQ — Claude Opus 4.7 vs Gemini 3.1 Pro

Claude Opus 4.7 vs Gemini 3.1 Pro — which is better?

Claude Opus 4.7 and Gemini 3.1 Pro are both current production-tier models. Gemini 3.1 Pro is meaningfully cheaper at $2 / $12 per 1M. Claude Opus 4.7 leads on tool use. Gemini 3.1 Pro leads on long-context retrieval, multilingual, vision. The right pick depends on your use case — see "When to choose each" above for a data-driven decision.

How does Claude Opus 4.7 pricing compare to Gemini 3.1 Pro?

Claude Opus 4.7 costs $5 / $25 per 1M vs Gemini 3.1 Pro at $2 / $12 per 1M. Gemini 3.1 Pro is cheaper on output tokens by roughly 108%. Both support prompt caching, which reduces effective cost by 80-90% on repeat system prompts.

Does Claude Opus 4.7 or Gemini 3.1 Pro have the bigger context window?

Gemini 3.1 Pro has a 2M-token context window — 2× the 1M context of Claude Opus 4.7. Enough for entire codebases, books, or multi-document RAG.

Is there a free tier for Claude Opus 4.7 or Gemini 3.1 Pro?

Claude Opus 4.7: no — Free via Claude.ai web chat; API requires paid credits. Gemini 3.1 Pro: no — Paid-only since 2026-04-01 (previously had free tier via AI Studio).

Which is better for coding — Claude Opus 4.7 or Gemini 3.1 Pro?

Claude Opus 4.7 leads on coding benchmarks (Claude Opus 4.7: 97/100, Gemini 3.1 Pro: 94/100). For production coding agents also weigh tool-use performance — Claude Opus 4.7 scores 96, Gemini 3.1 Pro scores 91.