Topic
Microsoft
2 articles
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AgentsCopilot Studio's Tool Check Fails Open
Copilot Studio's new hooks run a workflow at fixed points in an agent's lifecycle, and the Pre tool use hook can deny a tool call. If the hook workflow fails, times out or returns something unreadable, the agent continues as if the hook returned nothing. Keep hard limits in the tool's own permissions, reconcile Pre and Post audit records, and treat empty identity as a reason to deny.
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MicrosoftMicrosoft Builds Its Own Models. The OpenAI Deal Is Optional.
Microsoft lifted its ban on building independent foundation models four years early. Mustafa Suleyman is merging Copilot under a 'Superintelligence' mandate. The OpenAI partnership just became optional.