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AI Model Marketplace Platform OpenRouter Secures $40 Million in Funding, Led by a16z and Menlo Ventures
Summary: AI model marketplace platform OpenRouter has announced the completion of a $40 million seed and Series A funding round, with the company valued at approximately $500 million. The funding round was led by Andreessen Horowitz and Menlo Ventures, with participation from Sequoia and several other industry-leading investors. The funds will be used for product development, ...
AI model marketplace platform OpenRouter has announced the completion of a $40 million seed and Series A funding round, with the company valued at approximately $500 million. The funding round was led by Andreessen Horowitz and Menlo Ventures, with participation from Sequoia and several other industry-leading investors. The funds will be used for product development, introducing new model types, and expanding enterprise support. OpenRouter, founded in 2023 by OpenSea co-founder and CTO Alex Atallah and Louis Vichy, provides a unified interface to connect over 400 large language models (LLMs), helping developers and businesses simplify multi-model integration. Since its launch, the company has attracted over 1 million developers using its API, with annual inference spending growing from $10 million in October 2024 to over $100 million in May 2025. Customers range from startups to multinational corporations, supporting routing of critical task traffic.
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Link: AI Model Marketplace Platform OpenRouter Secures $40 Million in Funding, Led by a16z and Menlo Ventures [Copy]
