2 alternatives
LiteLLM and Portkey: 2 OpenRouter alternatives (2026)
The closest alternatives to OpenRouter in November 2026 are LiteLLM and Portkey.
2 agents compared · 2 with a free plan · prices checked 29 October 2026
Reviewed by The Agents Index editorial team.
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OpenRouter and its alternatives at a glance
| Agent | Best for | Starts at | Better than OpenRouter at | Checked |
|---|---|---|---|---|
| OpenRouter | Developers building model-flexible AI products across providers | Free | 29 October 2026 | |
| LiteLLM | Platform teams operating production AI across models, agents and MCP tools | Free source | Data residency | 29 October 2026 |
| Portkey | AI teams running production applications across multiple LLM providers | Free, then $49 a month source | Open source, Licence | 29 October 2026 |
Closest alternatives to OpenRouter
The ones people open most here come first, then the closest matches. How we check
- From Free
Self-hosted open-source gateway that puts models, agents and MCP tools behind one API.
Why it's on this listData residency: YesSelf-hosted deployments keep processed data in the buyer's infrastructure, so the chosen deployment location determines residency.
Trade-offs- How it meters: Partly ↗
- From Free
An open-source AI gateway that unifies model access with governance and LLM observability.
Why it's on this listOpen source: YesPortkey publishes its AI Gateway as an open-source component alongside separately sold managed plans.
Better than OpenRouter at- Licence: Partly ↗
Compare OpenRouter with the shortlist
Compare alternatives to OpenRouter
The digest
Which agents actually ship. New agents and articles, by email, at most once a week.
Questions buyers ask
What are the best alternatives to OpenRouter?
LiteLLM and Portkey are the closest. They share the most of OpenRouter's features.
What is the cheapest alternative to OpenRouter?
All 2 have a free plan: LiteLLM and Portkey.
When were these prices checked?
On 29 October 2026, each read on the maker's own pricing page.
Sources and method
Closest first: most of OpenRouter's features, then the fewest gaps. How we check
Every price here was read on the maker's own pricing page.
- LiteLLM: litellm.ai/pricing, checked 29 October 2026
- Portkey: portkey.ai/pricing, checked 29 October 2026
What changed in the index
Agents we’ve just listed and every plan whose price changed.