OpenAI put the Codex harness behind a single API call
OpenAI has put the harness that runs Codex into public beta as the Agents API. Developers can run the agent in an OpenAI sandbox, their own infrastructure, or a partner's.
Models
Developer tools
Cursor capitalises on GitHub outages and launches its own code hosting platform
Cursor, known for its AI code editor, has launched a code hosting platform called Origin. It does not ask developers to leave GitHub but to run alongside it, with code passing back and forth between the two.
Products
DeepSeek open-sources its agent harness: a setup where everything is a plugin
DeepSeek has released Harness, the layer between an agent and its environment, under the MIT licence. Models, tools, sessions and the control loop itself all sit behind plugin boundaries and can be swapped without touching the source.
Models
138 developers asked: three in four use Claude Code
In an informal ZDNET survey of 138 developers, three out of four said they use Claude Code. The write-up stresses that cost, workflow and trust matter as much as code quality.
Products
React for agents: Astro's creator brings hooks to Flue
Fred Schott, creator of Astro, has built version 2 of his agent framework Flue on React-style hooks. An agent is now a function that re-renders every turn.
Products