# bifrost vs gateway
_Agent Infrastructure · independent comparison_

> bifrost and gateway are both open-source agent infrastructure you can self-host for free. gateway has wider GitHub adoption — 13k stars vs 7.5k. Neither is universally better — pick by fit.

## Side by side

**bifrost**
- Open source · Infrastructure · 7.5k★ · Go · Apache-2.0 · active 7 days ago
- [listing](https://agentsearchengine.app/agents/bifrost) · [official](https://www.getmaxim.ai/bifrost)

**gateway**
- Open source · Infrastructure · 13k★ · TypeScript · MIT · active 3 months ago
- Best for: Routing a single fast API across 250+ LLMs from 40+ providers.
- [listing](https://agentsearchengine.app/agents/gateway) · [official](https://portkey.ai/features/ai-gateway)

## Key differences

- gateway has wider GitHub adoption — 13k stars vs 7.5k.
- bifrost is written primarily in Go; gateway in TypeScript.
- Licensing differs: bifrost is Apache-2.0, gateway is MIT.

## Which to choose

**Choose bifrost if:** your team works primarily in Go.

**Choose gateway if:** Routing a single fast API across 250+ LLMs from 40+ providers.

## FAQ

**What's the main difference between bifrost and gateway?**
gateway has wider GitHub adoption — 13k stars vs 7.5k.

**Is bifrost or gateway better?**
Neither is universally better. bifrost is the stronger fit for teams working primarily in Go; gateway for Routing a single fast API across 250+ LLMs from 40+ providers. Use the side-by-side specs to decide by your own constraints.

**Is bifrost or gateway free?**
bifrost is free to run and self-host; gateway is free to run and self-host. Both are free to self-host — you only pay for the infrastructure and any model or API usage.

**Which is more popular, bifrost or gateway?**
By GitHub stars — a proxy for open-source adoption — gateway is ahead (13k vs 7.5k). Stars measure attention, not necessarily the better fit for you.

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Source: [Agent Search Engine](https://agentsearchengine.app) — https://agentsearchengine.app/compare/bifrost-vs-gateway