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AI Agents · Concept

Pydantic AI

LangSmith captures PydanticAI agent traces through OpenTelemetry. Install the integration packages and configure the LangSmith API key, agent ID, and environment.

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Syntax

pip install langsmith pydantic-ai opentelemetry-exporter-otlp

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

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  • PydanticAI
  • OpenTelemetry instrumentation
  • LangSmith Python SDK
  • agent addressing
  • tracer_session_name

Source: Trace PydanticAI agents - Docs by LangChain Documentation. Checked 2026-11-03.