
StepFun and DeepSeek widen the open-weight options for agent builders
StepFun has published open weights for its 600-billion-parameter Step 5 Preview, and DeepSeek has shipped a faster, leaner update to V4.1-Flash, giving teams more models they can host themselves for long-running agent work. Outside the model releases, things are getting harder for agents: the FTC has subpoenaed OpenAI and Anthropic over safety incidents, and major websites are blocking agents from acting for users. Here are the 5 stories that matter most, then 12 briefs.
On the front page
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Plus 12 briefs.


