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pydantic/pydantic-ai
PydanticAI
pydantic/pydantic-ai
Introduction
Installation
Getting Help
Contributing
Troubleshooting
Upgrade Guide
Documentation
Documentation
Agents
Models
Models
OpenAI
Anthropic
Gemini
Bedrock
Cohere
Groq
Mistral
Dependencies
Function Tools
Common Tools
Output
Messages and chat history
Unit testing
Debugging and Monitoring
Multi-agent Applications
Graphs
Evals
Image, Audio, Video & Document Input
MCP
MCP
Client
Server
MCP Run Python
A2A
A2A
Fasta2a
Testing
Command Line Interface (CLI)
Examples
Examples
Pydantic Model
Weather agent
Bank support
SQL Generation
Flight booking
RAG
Stream markdown
Stream whales
Chat App with FastAPI
Question Graph
API Reference
API Reference
pydantic_ai.agent
pydantic_ai.tools
pydantic_ai.common_tools
pydantic_ai.result
pydantic_ai.messages
pydantic_ai.exceptions
pydantic_ai.settings
pydantic_ai.usage
pydantic_ai.mcp
pydantic_ai.format_as_xml
pydantic_ai.models
pydantic_ai.models.openai
pydantic_ai.models.anthropic
pydantic_ai.models.bedrock
pydantic_ai.models.cohere
pydantic_ai.models.gemini
pydantic_ai.models.groq
pydantic_ai.models.instrumented
pydantic_ai.models.mistral
pydantic_ai.models.test
pydantic_ai.models.function
pydantic_ai.models.fallback
pydantic_ai.models.wrapper
pydantic_ai.providers
pydantic_graph
pydantic_graph.nodes
pydantic_graph.persistence
pydantic_graph.mermaid
pydantic_graph.exceptions
pydantic_evals.dataset
pydantic_evals.evaluators
pydantic_evals.reporting
pydantic_evals.otel
pydantic_evals.generation
Introduction
Documentation
A2A
Testing
You can test your A2A server using the
A2AClient
.
Warning
This page is WIP.