OpenRouter Series A

OpenRouter raised a $40M Series A in June 2025 from Andreessen Horowitz, Menlo Ventures, Sequoia Capital and Transpose Platform Management.

Investors

• Andreessen Horowitz

  Venture capital firm investing across technology sectors with a dedicated AI practice

• Menlo Ventures

  Early-stage venture capital firm founded in 1976 investing in AI, healthcare, consumer, cybersecurity, fintech, infrastructure, robotics and SaaS, with $3 billion in new capital earmarked for AI startups.

• Sequoia Capital

  Venture capital firm backing founders across AI, healthcare, retail and other sectors from early stage through growth.

• FTranspose Platform Management

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