Comprehensive side-by-side LLM comparison
Claude Opus 4.1 leads with 1.4% higher average benchmark score. Gemini 2.5 Pro offers 882.1K more tokens in context window than Claude Opus 4.1. Gemini 2.5 Pro is $78.75 cheaper per million tokens. Claude Opus 4.1 is available on 4 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Opus 4.1 represents an iteration within the Claude 4 Opus line, built to deliver refined performance in complex reasoning and analysis tasks. Developed as part of Anthropic's flagship tier, it incorporates improvements to the foundational capabilities that define the Opus family of models.
Gemini 2.5 Pro was developed as Google's most intelligent AI model, designed to comprehend vast datasets and challenging problems from diverse information sources including text, audio, images, and video. Built to handle complex reasoning and multi-step problem solving, it represents Google's flagship offering for enterprise and advanced applications.
2 months newer

Gemini 2.5 Pro
2025-05-20

Claude Opus 4.1
Anthropic
2025-08-05
Cost per million tokens (USD)

Claude Opus 4.1

Gemini 2.5 Pro
Context window and performance specifications
Average performance across 3 common benchmarks

Claude Opus 4.1

Gemini 2.5 Pro
Performance comparison across key benchmark categories

Claude Opus 4.1

Gemini 2.5 Pro
Gemini 2.5 Pro
2025-01-31
Available providers and their performance metrics

Claude Opus 4.1
Anthropic
Bedrock
ZeroEval

Claude Opus 4.1

Gemini 2.5 Pro

Claude Opus 4.1

Gemini 2.5 Pro

Gemini 2.5 Pro
ZeroEval