OpenRouter

Unified API for large language models (LLMs)

San Francisco, CA, USA
Founded 2023

OpenRouter provides a platform for accessing and using large language models (LLMs) through a unified API. It focuses on simplifying the integration of various LLMs for enterprises, enabling them to leverage AI technologies effectively.

Last Updated: May 27, 2026

Current Valuation

$1.3B

as of May 26, 2026 (Source)

Funding Summary

$153M

Total reported funding

Key People

Alex Atallah
Co-Founder & CEOFounder
LinkedIn Profile
Chris Clark
Co-Founder & COOFounder
LinkedIn Profile

Core OSS Projects

OpenRouter Runner is a monolith inference engine, built with Modal. It serves as a robust solution for the deployment of tons of open source models that are hosted in a fallback capacity on openrouter.ai.

License: MIT

Business Information

Category

LLM Gateway

Industries

Software

Technologies

LLMsAIAPI

Sectors

Enterprise

Licenses

MIT

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