Claude Opus 4.1(anthropic.com)

801 points by meetpateltech 1 year ago | 301 comments

Anthropic announcement page for Claude Opus 4.1, a new version of its Claude Opus large language model, dated August 5, 2025.

Claude Sonnet 4 now supports 1M tokens of context(anthropic.com)

1264 points by adocomplete 1 year ago | 668 comments

Anthropic product announcement that Claude Sonnet 4 now supports a 1 million token context window.

Claude 4(anthropic.com)

1928 points by meetpateltech 1 year ago | 1109 comments

Anthropic's May 22, 2025 announcement post introducing the Claude 4 family of AI models.

Claude Opus 4.5(anthropic.com)

1040 points by adocomplete 11 months ago | 474 comments

Anthropic's announcement post introducing Claude Opus 4.5, its new frontier AI model, dated November 24, 2025.

Claude Opus 4.7(anthropic.com)

46 points by AlphaWeaver 6 months ago | 14 comments

Claude Opus 4.7(anthropic.com)

1922 points by meetpateltech 6 months ago | 1403 comments

Anthropic's announcement post introducing Claude Opus 4.7, a new version of its Claude AI model, dated April 16, 2026.