Anthropic says Rakuten deployed Opus 4 to code autonomously for seven hours on a complicated open-source project, paving the way for more proficient AI agents (Rhiannon Williams/MIT Technology Review)

Rhiannon Williams / MIT Technology Review:
Anthropic says Rakuten deployed Opus 4 to code autonomously for seven hours on a complicated open-source project, paving the way for more proficient AI agents  —  Anthropic has announced two new AI models that it claims represent a major step toward making AI agents truly useful.