Claude 2.1(anthropic.com)
492 points by technics256 | 297 comments
Anthropic's announcement post introducing Claude 2.1, a new version of its Claude large language model, dated November 21, 2023.
First screen, captured .
Looks similar
Claude 3 model family(anthropic.com)
920 points by marc__1 | 601 comments
Anthropic's announcement post introducing the Claude 3 model family, its next generation of Claude AI models.
Claude 3.5 Sonnet(anthropic.com)
439 points by squadrick | 184 comments
Anthropic's announcement post introducing the Claude 3.5 Sonnet AI model, dated June 21, 2024.
Claude 3.7 Sonnet and Claude Code(anthropic.com)
1984 points by bakugo | 865 comments
Anthropic's announcement of the Claude 3.7 Sonnet model and Claude Code, an agentic command-line coding tool, dated Feb 24, 2025.
Contextual Retrieval(anthropic.com)
287 points by loganfrederick | 70 comments
Claude 4(anthropic.com)
1928 points by meetpateltech | 1109 comments
Anthropic's May 22, 2025 announcement post introducing the Claude 4 family of AI models.
Related stories
Claude 2.1(anthropic.com)
492 points by technics256 | 297 comments
Anthropic's announcement post introducing Claude 2.1, a new version of its Claude large language model, dated November 21, 2023.
Claude 4(anthropic.com)
1928 points by meetpateltech | 1109 comments
Anthropic's May 22, 2025 announcement post introducing the Claude 4 family of AI models.
Claude 3.5 Sonnet(anthropic.com)
439 points by squadrick | 184 comments
Anthropic's announcement post introducing the Claude 3.5 Sonnet AI model, dated June 21, 2024.
Claude Opus 4.1(anthropic.com)
801 points by meetpateltech | 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 Integrations(anthropic.com)
678 points by bryanh | 240 comments
Anthropic announcement from May 1, 2025 that Claude can now connect to external apps and services through Integrations.
Claude Opus 4.6(anthropic.com)
2277 points by HellsMaddy | 982 comments
Anthropic's announcement post introducing Claude Opus 4.6, a new version of its flagship AI model, dated February 5, 2026.