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LLM gateways

One OpenAI-compatible API in front of many model providers, with keys, budgets, fallbacks and usage logs.

Side by side

LLM gateways
ToolStarsLicenceTermsSelf-hostedLanguageLatestLast push
LiteLLM60kOtherOpen coreYesPythonv1.104.02026-10-06
New API49kAGPL-3.0Open sourceYesGov1.0.0-rc.412026-10-06
Portkey Gateway13kMITOpen sourceYesTypeScriptv1.15.22026-05-25
Bifrost8.6kApache-2.0Open sourceYesGoent-v2.2.6-base2026-10-06

4 tools

LiteLLM

The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails, load balancing, and logging [Bedrock, Azure, OpenAI, Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM]

Language
Python
Licence
Other
Stars
60k
Latest
v1.104.0
Last push
2026-10-06
New API

A unified AI model hub for aggregation & distribution. It supports cross-converting various LLMs into OpenAI-compatible, Claude-compatible, or Gemini-compatible formats. A centralized gateway for personal and enterprise model management.

Language
Go
Licence
AGPL-3.0
Stars
49k
Latest
v1.0.0-rc.41
Last push
2026-10-06
Portkey Gateway

A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.

Language
TypeScript
Licence
MIT
Stars
13k
Latest
v1.15.2
Last push
2026-05-25
Bifrost

Fastest enterprise AI gateway (50x faster than LiteLLM) with adaptive load balancer, cluster mode, guardrails, 1000+ models support & <100 µs overhead at 5k RPS.

Language
Go
Licence
Apache-2.0
Stars
8.6k
Latest
ent-v2.2.6-base
Last push
2026-10-06

What these tools replace