Pydantic

Patterns and tested examples for building agents with Pydantic AI: tools, capabilities, structured output, dependency injection, hooks, YAML specs, streaming and testing.

docling-project/docling

A skill your agent uses whenever datasets, cloud storage buckets, or data pipelines are mentioned — creating, saving, querying, listing, exploring, deleting, or processing data in S3, GCS, Azure…

datachain-ai/datachain

A skill your agent uses when building or modifying CRUD endpoints with FastCRUD (the fastcrud PyPI package) in a FastAPI project — covers FastCRUD, crudrouter, EndpointCreator, FilterConfig…

benavlabs/fastcrud

Build AI agents with Pydantic AI — tools, capabilities (including on-demand loading), workspaces, structured output, streaming, testing, and multi-agent patterns.

pydantic/pydantic-ai

Scores a stock through a panel of well-known investor personas, each applying their own method and returning a structured signal, then tallies the votes.

wbh604/UZI-Skill

FastAPI best practices and conventions. An agent skill from Open-TutorAi/open-tutor-ai-CE.

Open-TutorAi/open-tutor-ai-CE

Reference for designing and tuning production LLM prompts: few-shot examples, chain-of-thought, structured outputs, templates and system prompts.

wshobson/agents

Review changes to Polar's API contract — Pydantic schemas, FastAPI endpoints, OpenAPI output and the generated SDKs.

polarsource/polar

Automated generator for strongly typed Pydantic v2 data models and basic catalogs across any A2UI protocol version (v0.8, v0.9, v0.9.1, v1.0, etc.).

a2ui-project/a2ui

Migrate Python Agno applications to Pydantic AI and, only when needed, Pydantic AI Harness.

pydantic/pydantic-ai

Scaffold production-ready Python MCP servers using FastMCP. An agent skill from timothywarner-org/claude-code.

timothywarner-org/claude-code

Prepare and publish Cadwyn releases. An agent skill from zmievsa/cadwyn.

zmievsa/cadwyn

Author a Cartography security rule (one or more Cypher Facts plus a Pydantic Finding output model) under cartography/rules/data/rules/.

cartography-cncf/cartography

Turns your CSV or Excel data and a plain-language request into a publication-style scientific chart by adapting a catalog template, then checks and repairs it.

hrdZhu/modelviz-skill

Use ONLY for abstract DataChain SDK questions — API usage, method signatures, or code patterns — when no specific dataset or bucket is referenced.

datachain-ai/datachain

Uses the Outlines library to constrain model output to a JSON schema, Pydantic model, regex or fixed set of choices when running local models.

Orchestra-Research/AI-Research-SKILLs

Add a custom Python tool to an AG2 beta Agent using the @tool decorator.

ag2ai/build-with-ag2

Define canonical naming for future backend schema domains. An agent skill from AUTO-MAS-Project/AUTO-MAS.

AUTO-MAS-Project/AUTO-MAS

Refreshes dbt artifact schemas from dbt-labs/dbt-core and regenerates Pydantic parser classes.

yu-iskw/dbt-artifacts-parser

Monitor hosts, Docker containers, Kubernetes clusters, database/queue/cache servers, and cloud-provider metrics with Pydantic Logfire — no application code required.

pydantic/skills

Migrate Python Google Agent Development Kit (ADK) applications to Pydantic AI.

pydantic/pydantic-ai

Shows how to pull validated, typed data out of LLM responses with Instructor and Pydantic models, including retries on failure and partial streaming.

Orchestra-Research/AI-Research-SKILLs

A skill your agent uses when asked to review changes, self-review work, or prepare a pull request in the hierconfig repository — especially before opening or updating a PR, or when checking…

netdevops/hier_config

Python style and codebase conventions for ADK (Agent Development Kit): private-by-default file visibility, imports, type hints, Pydantic v2 models, formatting, docstrings, logging, async I/O, file…

google/adk-python

Parse and convert documents (PDFs, images, web pages, DOCX/XLSX/PPTX, audio) inside a Python program using the lexoid library.

oidlabs-com/Lexoid

Write idiomatic DSPy 3.2.x programs — typed Signatures, dspy.Module subclasses, Predict/ChainOfThought/ReAct/ProgramOfThought, and save/load.

intertwine/dspy-agent-skills

Implement a Django feature following the opinionated architecture — prefixed ULID IDs, repository pattern, Pydantic DTOs, svcs service locator, project-scoped django-ninja API, Celery reliable…

dvf/opinionated-django

Migrate Python LangChain, LangGraph, or Deep Agents applications to Pydantic AI and, when the source uses harness features, Pydantic AI Harness.

pydantic/pydantic-ai

Create Pydantic models following the multi-model pattern with Base, Create, Update, Response, and InDB variants.

microsoft/skills

Instructions for running, writing, and maintaining tests in this project

mathiasertl/django-ca

Bootstrap a new FastAPI backend with async SQLAlchemy 2.0, asyncpg, Alembic, Pydantic v2, and no deprecated APIs.

ccplugins/awesome-claude-code-plugins

Modern Python coaching covering language foundations through advanced production patterns.

SpillwaveSolutions/agent-brain

Check a diff for code that reinvents something Polar already has — a kit helper, a shared Pydantic type, a repository method, an Orbit component, an existing model property.

polarsource/polar

Extend Pydantic AI agents with batteries-included capabilities from pydantic-ai-harness -- Code Mode (collapse many tool calls into one sandboxed Python execution), a filesystem and shell…

pydantic/skills

Specialized guide for adding new MCP tools to the UniFi MCP Server following project standards, UniFi API patterns, and test-driven development practices.

enuno/unifi-mcp-server

Migrate TypeScript Mastra applications to Python with Pydantic AI and, only when needed, Pydantic AI Harness.

pydantic/pydantic-ai

Methodology for designing, implementing and testing Model Context Protocol servers in TypeScript or Python, covering tool design, error handling and security, in Chinese.

jnMetaCode/superpowers-zh

Guides through adding new features, MCP tools, analyzers, and extending the patent creator system.

RobThePCGuy/Claude-Patent-Creator

Automatically migrate Python web applications between frameworks (Flask → FastAPI, Django → FastAPI).

ArabelaTso/Skills-4-SE

Extracts structured data — fields, tables, line items — out of documents into a validated schema using the gaik toolkit, and designs schemas that stay inside provider limits and produce checkable…

GAIK-project/gaik-toolkit

UiPath Coded Functions — deterministic Python or TypeScript/JavaScript units built with the uip function CLI (new -l py|ts|js, init, serve, run, pack, publish); the functions map in uipath.json…

UiPath/skills

Build AI agents with Pydantic AI — tools, capabilities (including on-demand loading), structured output, streaming, testing, and multi-agent patterns.

pydantic/skills

Design Django ORM models for Sentry following architectural conventions for silos, replication, relocation, and foreign keys.

getsentry/sentry

Authors and maintains the human-facing Agentic Workflows API documentation for the lungo subproject at coffeeAGNTCY/coffeeagents/lungo/docs/workflow-instanceapi.md.

agntcy/coffeeAgntcy

Add or update a Swarmauri SDK base mixin in pkgs/base/swarmauribase.

swarmauri/swarmauri-sdk

Run offline Python (pydanticevals) or Node.js (logfire/evals) evaluations and review them in Logfire.

pydantic/skills

Converts JSON data snippets into Python Pydantic data models.

rominirani/antigravity-skills

Migrate TypeScript Vercel AI SDK or Eve applications to Python with Pydantic AI and, only when needed, Pydantic AI Harness.

pydantic/pydantic-ai