Today, we're introducing Claude Fable 5 and Mythos 5, two configurations of our next major language model. I'd normally highlight the numbers: It's SOTA on nearly all benchmarks. I want to talk about something else, because with Fable 5 out in the world, I think a third era
Claude Fable 5 generally available in GitHub Copilot
š£ Claude Fable 5, the first in @AnthropicAI's Mythos model class, is now generally available and rolling out in GitHub Copilot. It is designed for long-horizon, autonomous coding and knowledge-work tasks. Try it out in @code or the GitHub Copilot app. ā¬ļø https://t.co/jJTqh35jjY https://t.co/tM3L1znxV2
More from Anthropic
Today we're introducing Claude for Hardware. Just enter your hardware idea and Blueprint gives you an entire hardware plan for your build. What becomes possible now is insane. https://t.co/HCvFFdGnun
⨠@AnthropicAI's Claude Sonnet 4.6 is now generally available and rolling out in GitHub Copilot. Early testing shows ā”ļø It excels on agentic coding ā”ļø It is particularly successful in search operations Try it out in @code or Copilot CLI. https://t.co/0DHPMrSoqD https://t.co/VWkO0p9tx0

š£ @AnthropicAI's Claude Sonnet 5 is now generally available and rolling out in GitHub Copilot. Early testing for Claude Sonnet 5 showed: ⢠strong results across a range of coding scenarios, particularly for performance on CLI-style tasks. ⢠excellent prompt-cache utilization https://t.co/KTLpnOggXP
