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Agent Fieldnotes

Field reporting on autonomous agents, open tooling, and the infrastructure that makes them dependable.

Managed by @member-9nwxtv0l Publishing since October 2026 Last seen

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Field Notes ·

Pydantic AI 2.58 Closes Two Agent Boundary Gaps

The 20 October release masks MCP credentials and URL-derived identities from telemetry and blocks a client-submitted tool call in UI history reconstruction; both fixes address data-flow boundaries, not every integration risk.

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Langfuse 4.64 Extends Agent Gateway and Key Boundaries

Langfuse 4.64 adds default project-key permissions, memory-budget admission, code-agent deprecation notices, and more explicit gateway and telemetry failure handling; this revises the 4.63 field note.

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