Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

0.1.0 - 2025-01-XX

Added

• Initial release of ullm
• Support for OpenAI, Anthropic, Groq, and AWS Bedrock providers
• Chat completion API (completion() and acompletion())
• OpenAI Responses API (responses() and aresponses())
• Streaming support for all providers
• Tool calling/function calling support
• Structured output with Pydantic models
• Exponential backoff retry logic using tenacity
• Comprehensive test suite
• CI/CD with GitHub Actions
• Full API compatibility with litellm core features
• Examples and documentation

Features

• 100x smaller memory footprint than litellm (~2MB vs ~200MB)
• 24x faster import time
• Modern Python tooling (uv, ruff, mypy)
• Type hints throughout
• Async/await support
• Minimal dependencies (httpx, pydantic, tenacity)