Cache reads with Fable 5.1 cost 75% less than Fable 5’s.
This reduces the cost of the model in practice by around 25% for typical workloads, and up to 45% for highly agentic ones.
We've reset 5-hour and weekly rate limits for all users on Pro and Max plans.
We fixed an issue that caused some Claude Code sessions to spawn excessive parallel subagents, burning through usage faster than expected.
🤯 GPT-6 is going to be WILD.
"The proof came from an internal general purpose reasoning model. Not a system trained specifically for mathematics."
AI can create new knowledge, for real.
This is the intellectual equivalent of splitting the atom.
I can't believe we're alive to witness this.
New Anthropic research: Project Deal.
We created a marketplace for employees in our San Francisco office, with one big twist. We tasked Claude with buying, selling and negotiating on our colleagues’ behalf.