Claude Opus 4.7 vs Gemini 3 Pro for summarizing pdfs: which is better in 2026?

A head-to-head look at Claude Opus 4.7 and Gemini 3 Pro for summarizing pdfs. Benchmarks via artificialanalysis.ai, pricing as of May 2026. Compare AI models like these inside Admix.

Quick verdict

For summarizing pdfs in May 2026, Gemini 3 Pro edges out Claude Opus 4.7 on the contextWindow metric. Two-million-token window makes long PDFs trivial.

Side-by-side specs

Spec	Claude	Gemini
Intelligence index	76.9	75.6
Coding index	82.3	73.4
Context window	1M tokens	2M tokens
Speed (tok/s)	88	165
Input $/M	$15.00	$2.50
Output $/M	$75.00	$10.00
Released	Apr 23, 2026	Feb 12, 2026

How they handle summarizing pdfs

Claude Opus 4.7: Best-in-class agentic coding. The main caveat is premium pricing on output tokens.

Gemini 3 Pro: Two-million-token window makes long PDFs trivial.

Cost per 1,000 queries

Assuming 1,500 input and 800 output tokens per query:

Claude Opus 4.7: $82.50 per 1,000 queries
Gemini 3 Pro: $11.75 per 1,000 queries

Verdict by sub-task

Best raw quality on summarizing pdfs:
Best price: Gemini 3 Pro
Longest context: Gemini 3 Pro
Fastest: Gemini 3 Pro

FAQ

Is Claude Opus 4.7 better than Gemini 3 Pro for summarizing pdfs?

On May 2026 benchmarks (artificialanalysis.ai), Gemini 3 Pro ranks higher than Claude Opus 4.7 for summarizing pdfs on the contextWindow metric. The gap is small enough that the choice often comes down to price, context length, and tone.

Which is cheaper, Claude Opus 4.7 or Gemini 3 Pro?

Claude Opus 4.7 costs $15.00 input and $75.00 output per million tokens. Gemini 3 Pro costs $2.50 input and $10.00 output per million tokens.

Can I use both Claude and Gemini in one app?

Yes. Admix is a multi model AI chat aggregator that lets you run Claude Opus 4.7 and Gemini 3 Pro side by side under one subscription.

Sources

Benchmarks from artificialanalysis.ai (May 2026).

Try both Claude and Gemini in Admix

One subscription, side-by-side answers, no API plumbing. From $8.99/mo.

Try Admix free