Claude 3 Opus vs Gemini 2.0 Flash Thinking Comparison

Comparing Claude 3 Opus and Gemini 2.0 Flash Thinking across benchmarks, pricing, and capabilities.

Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Claude 3 Opus outperforms in 0 benchmarks, while Gemini 2.0 Flash Thinking is better at 1 benchmark (GPQA).

Gemini 2.0 Flash Thinking significantly outperforms across most benchmarks.

Sun Mar 15 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Sun Mar 15 2026 • llm-stats.com
Anthropic
Claude 3 Opus
Input tokens$15.00
Output tokens$75.00
Best providerAnthropic
Google
Gemini 2.0 Flash Thinking
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
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Context Window

Maximum input and output token capacity

Only Claude 3 Opus specifies input context (200,000 tokens). Only Claude 3 Opus specifies output context (200,000 tokens).

Anthropic
Claude 3 Opus
Input200,000 tokens
Output200,000 tokens
Google
Gemini 2.0 Flash Thinking
Input- tokens
Output- tokens
Sun Mar 15 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude 3 Opus and Gemini 2.0 Flash Thinking support multimodal inputs.

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

Claude 3 Opus

Text
Images
Audio
Video

Gemini 2.0 Flash Thinking

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 3 Opus

Proprietary

Closed source

Gemini 2.0 Flash Thinking

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3 Opus was released on 2024-02-29, while Gemini 2.0 Flash Thinking was released on 2025-01-21.

Gemini 2.0 Flash Thinking is 11 months newer than Claude 3 Opus.

Claude 3 Opus

Feb 29, 2024

2.0 years ago

Gemini 2.0 Flash Thinking

Jan 21, 2025

1.1 years ago

10mo newer

Knowledge Cutoff

When training data ends

Gemini 2.0 Flash Thinking has a documented knowledge cutoff of 2024-08-01, while Claude 3 Opus's cutoff date is not specified.

We can confirm Gemini 2.0 Flash Thinking's training data extends to 2024-08-01, but cannot make a direct comparison without Claude 3 Opus's cutoff date.

Claude 3 Opus

Gemini 2.0 Flash Thinking

Aug 2024

Outputs Comparison

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Key Takeaways

Larger context window (200,000 tokens)
Higher GPQA score (74.2% vs 50.4%)

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude 3 Opus
Google
Gemini 2.0 Flash Thinking