BACK

OpenRouter

ABOUT

Founding

April 2023

Headquarters

New York, NY

Stage

Series B

Employees

100

Notable Investors

Andreessen Horowitz, Menlo Ventures, Sequoia Capital, Transpose Platform Management, Soma Capital

CORE METRICS

Amount

Date

Developers using OpenRouter model routing API

August 2026

Annual token processing volume

August 2026

ARR

April 2026

Valuation

August 2026

ADDRESSABLE MARKET

Estimated Size

Year of Estimate

AI API market

2026

AI inference market

2025

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