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Introduction

Welcome to the PressW SDK documentation. This monorepo hosts multiple language SDKs for building AI-powered applications.

Beta Software

These packages are in extremely early beta. APIs may change, features may be incomplete, and bugs are expected. We greatly appreciate all feedback and bug reports to help us improve!

How to provide feedback:

Available SDKs​

Python SDK (pw-ai-foundation)​

Our Python SDK provides:

  • Foundation models for AI applications
  • Utility functions for common tasks
  • Dataset management tools
  • Type-safe interfaces with Pydantic

TypeScript SDKs​

Our TypeScript packages follow a modular architecture with clear separation of concerns:

Core Package​

@pressw/threads​

The foundation package providing interfaces and React hooks for thread management:

  • Core thread interfaces and types
  • React hooks with optimistic updates
  • Base adapter pattern for database flexibility
  • Multi-tenant support with user context
  • Full TypeScript support with Zod validation

Database Adapters​

@pressw/threads-drizzle​

SQL database adapter for Drizzle ORM:

  • Support for PostgreSQL, MySQL, SQLite
  • Field mapping for existing schemas
  • Transaction support
  • Type-safe queries
  • Migration utilities
@pressw/threads-langgraph​

Cloud-native adapter for LangGraph Cloud:

  • Seamless integration with LangGraph Cloud
  • Managed thread storage
  • Built-in assistant integration
  • No database management required
  • Full compatibility with @pressw/threads interface

UI Components​

@pressw/chat-ui​

React components for chat interfaces:

  • Pre-built UI components
  • Customizable styling
  • Integration with threads package
@pressw/chat-nextjs​

Next.js integration utilities:

  • Server-side thread management
  • API route handlers
  • Authentication helpers

Quick Start​

Choose your language to get started:

Python​

pip install pw-ai-foundation

TypeScript​

Install the core package and choose your adapter:

# Core thread management
bun add @pressw/threads

# Choose a database adapter:
bun add @pressw/threads-drizzle drizzle-orm  # For SQL databases
# OR
bun add @pressw/threads-langgraph @langchain/langgraph-sdk  # For LangGraph Cloud

# Optional UI components
bun add @pressw/chat-ui  # React components
bun add @pressw/chat-nextjs  # Next.js integration

Features​

  • Type Safety: Full type support in both Python and TypeScript
  • Modern Tooling: Built with uv (Python) and Bun (TypeScript)
  • CI/CD: Automated testing, linting, and releases
  • Documentation: Comprehensive docs with API references
  • Open Source: Apache-2.0 licensed with transparent development

Contributing​

We welcome contributions! Check out the repository for development guidelines and setup instructions.