September 16, 2026 / Latest Daily Edition / 3 stories in this issue
Lead Story Sources +6

The Cookie Jar Between Two Agent Sessions

Microsoft’s Agent Framework is changing what its Python HTTP clients remember. A new conversation can still inherit an old login when both use the same cookie jar.

Two agent sessions connect through an HTTP cookie jar, with a barrier marking the no-persistence default and a caveat for custom clients.
Diagram Punka reused connection does not decide whose identity may persist.
repo microsoft/agent-framework evidence
6 source signals 1 repo commit 5d5fa52
Evidence: commit 5d5fa52 / September 16, 2026 / Daily Edition
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