OpenRouter

Private

San Francisco-based unified API and router for 400+ LLMs from Anthropic, Google, OpenAI, xAI, and DeepSeek. Processes around 25T tokens per week (about 100T per month) for 8M global users. Founded 2023.

Founders Alex Atallah

CEO Alex Atallah

Company

Founded

2023

Headquarters

San Francisco, USA

Financials

Total Funding

$153M

Sectors

Artificial Intelligence Developer Tools Enterprise Software

openrouter.ai

Funding History

2 rounds

Series B May 26, 2026

$113M

CapitalG (Lead) NVentures (NVIDIA) ServiceNow Ventures MongoDB Ventures Snowflake Ventures Databricks Ventures Andreessen Horowitz Menlo Ventures

Series A Jun 1, 2025

$40M

Andreessen Horowitz (Lead) Menlo Ventures Sequoia Capital

Funding data is compiled from multiple independent sources including company announcements, press coverage, and regulatory filings. While we strive for accuracy, amounts and dates may reflect reported figures at time of announcement.