
LiteLLM
Unified gateway for 100+ LLMs with spend tracking
LiteLLM is a Python SDK, Proxy Server (AI Gateway) to call 100+ LLM APIs in OpenAI format, with cost tracking, guardrails, loadbalancing and logging. Supports Bedrock, Azure, OpenAI, VertexAI, Cohere, Anthropic, Sagemaker, HuggingFace, VLLM, NVIDIA NIM.
ai
48.8K8.5KCustom
vs OpenAI API
Letta
Stateful AI agents with persistent memory — formerly MemGPT, agents learn and self-improve over time
Build and deploy AI agents with advanced memory
aiagentsmemory
23.1K2.5KApache-2.0
vs LangChain