AI Models

Browse and compare the latest AI models from leading companies

2023
2024
2025
2026
Diversification Phase
Integration Phase

Anthropic

Safety-first AI • Constitutional AI approach

Claude Opus 4.6

Latest

Anthropic's most advanced model with adaptive thinking and frontier-level reasoning across all domains

February 2026~700 billion

Claude Sonnet 4.6

Latest

Anthropic's default model for Claude.ai with excellent balance of capability and speed

February 2026~300 billion

Claude 4.5 Haiku

Latest

Anthropic's fastest model with enhanced capabilities and efficiency

October 2025~30 billion

Claude Sonnet 4.5

Latest

Anthropic's most capable model with breakthrough performance across all tasks

September 2025~300 billion

Claude Opus 4.5

Anthropic's most powerful frontier model with exceptional reasoning, coding, and scientific capabilities

November 2025~600 billion

Claude 4.1 Opus

Anthropic's most advanced model with enhanced capabilities

August 2025~500 billion

Claude 4 Sonnet

Anthropic's next-generation balanced model with superior coding and reasoning

May 2025~300 billion

Claude 4 Opus

World's best coding model with multi-hour agentic workflows

May 2025~500 billion

Claude 3.5 Haiku

Anthropic's fastest and most cost-effective Claude 3.5 model

October 2024~25 billion

Claude 3.5 Sonnet

Anthropic's enhanced Claude 3.5 with improved reasoning and coding

June 2024~200 billion

Claude 3 Opus

Anthropic's most capable model with exceptional reasoning abilities

March 2024~175 billion

Claude 3 Sonnet

Anthropic's balanced model offering strong performance and speed

March 2024~100 billion

Claude 3 Haiku

Anthropic's fastest model optimized for speed and efficiency

March 2024~25 billion

Claude Instant

Anthropic's previous generation fast model

August 2023~12 billion

Claude 2

Previous generation Claude with strong safety focus

July 2023~52 billion
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