Contextual Retrieval(anthropic.com)
287 points by loganfrederick | 70 comments
First screen, captured .
Looks similar
Model Context Protocol(anthropic.com)
813 points by benocodes | 238 comments
Anthropic's announcement introducing the Model Context Protocol, an open standard for connecting AI assistants to data sources and tools.
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 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 is now available in Europe(anthropic.com)
117 points by weinzierl | 81 comments
Web search on the Anthropic API(anthropic.com)
254 points by cmogni1 | 57 comments
Related stories
Claude Sonnet 4 now supports 1M tokens of context(anthropic.com)
1264 points by adocomplete | 668 comments
Anthropic product announcement that Claude Sonnet 4 now supports a 1 million token context window.
Claude 2(anthropic.com)
383 points by technics256 | 232 comments
Anthropic's July 11, 2023 announcement introducing Claude 2, its new large language model and chatbot.
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.
Measuring Claude 4.7's tokenizer costs(claudecodecamp.com)
678 points by aray07 | 474 comments
Blog post measuring Claude Opus 4.7's new tokenizer, finding about 1.47x more tokens than 4.6 on real content versus the documented 1.0–1.35x, and the resulting cost impact.
Claude's system prompt is over 24k tokens with tools(github.com)
584 points by mike210 | 308 comments
A GitHub file in a repository of leaked LLM system prompts containing what is claimed to be Claude's full system prompt including tool definitions.
Grok(github.com)
1034 points by pierre | 375 comments
GitHub repository from xAI containing the open release of the Grok language model code and checkpoint loading scripts under Apache-2.0.