Claude Opus 4.6 vs Gemini 2.5 Pro Comparison

Comparing Claude Opus 4.6 and Gemini 2.5 Pro across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

5 benchmarks

Claude Opus 4.6 outperforms in 5 benchmarks (AIME 2025, ARC-AGI v2, GPQA, Humanity's Last Exam, SWE-Bench Verified), while Gemini 2.5 Pro is better at 0 benchmarks.

Claude Opus 4.6 significantly outperforms across most benchmarks.

Sat Mar 14 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemini 2.5 Pro costs less

For input processing, Claude Opus 4.6 ($5.00/1M tokens) is 4.0x more expensive than Gemini 2.5 Pro ($1.25/1M tokens).

For output processing, Claude Opus 4.6 ($25.00/1M tokens) is 2.5x more expensive than Gemini 2.5 Pro ($10.00/1M tokens).

In conclusion, Claude Opus 4.6 is more expensive than Gemini 2.5 Pro.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Sat Mar 14 2026 • llm-stats.com

Claude Opus 4.6

Input tokens$5.00

Output tokens$25.00

Best providerAnthropic

Gemini 2.5 Pro

Input tokens$1.25

Output tokens$10.00

Best providerGoogle

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Context Window

Maximum input and output token capacity

Gemini 2.5 Pro accepts 1,048,576 input tokens compared to Claude Opus 4.6's 200,000 tokens. Claude Opus 4.6 can generate longer responses up to 128,000 tokens, while Gemini 2.5 Pro is limited to 65,536 tokens.

Claude Opus 4.6

Input200,000 tokens

Output128,000 tokens

Gemini 2.5 Pro

Input1,048,576 tokens

Output65,536 tokens

Sat Mar 14 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude Opus 4.6 and Gemini 2.5 Pro support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude Opus 4.6

Text

Images

Audio

Video

Gemini 2.5 Pro

Text

Images

Audio

Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude Opus 4.6

Proprietary

Closed source

Gemini 2.5 Pro

Proprietary

Closed source

Release Timeline

When each model was launched

Claude Opus 4.6 was released on 2026-02-05, while Gemini 2.5 Pro was released on 2025-05-20.

Claude Opus 4.6 is 9 months newer than Gemini 2.5 Pro.

Claude Opus 4.6

Feb 5, 2026

1 months ago

8mo newer

Gemini 2.5 Pro

May 20, 2025

9 months ago

Knowledge Cutoff

When training data ends

Gemini 2.5 Pro has a documented knowledge cutoff of 2025-01-31, while Claude Opus 4.6's cutoff date is not specified.

We can confirm Gemini 2.5 Pro's training data extends to 2025-01-31, but cannot make a direct comparison without Claude Opus 4.6's cutoff date.

Claude Opus 4.6

—

Gemini 2.5 Pro

Jan 2025

Provider Availability

Claude Opus 4.6 is available from Anthropic. Gemini 2.5 Pro is available from Google. The availability of providers can affect quality of the model and reliability.