OpenRouter is an LLM marketplace and unified API platform that provides access to hundreds of AI models through a single interface. OpenRouter's Twitter Score is 165 out of 1000 (an Excellent rating) as of July 2026, ranking #3,792 (top 1%) among 389,201 tracked accounts.
OpenRouter was co-founded by Alex Atallah and Louis Vichy, with Atallah serving as chief executive. The platform started in early 2023 as the first LLM marketplace and has since grown into what it describes as the largest and most popular AI gateway, reporting 100 trillion monthly tokens and more than 10 million global users across 70-plus providers and 400-plus models. Prior to OpenRouter, Alex Atallah previously co-founded OpenSea.
OpenRouter has attracted significant venture backing. Per The Wall Street Journal, early seed and Series A rounds led by Andreessen Horowitz and Menlo Ventures raised $40 million and valued the company at around $500 million. According to Business Insider, in late May 2026 OpenRouter announced a further $113 million raise, valuing it at $1.3 billion. Additional backers include CapitalG and Sequoia Capital. OpenRouter has 118,816 followers as of July 2026 and 5,040 posts on the platform, and has been mentioned by 152 accounts a total of 265 times.
Who follows OpenRouter on X?
The accounts that follow OpenRouter include 660 founders, 157 angel investors, 301 influencers and 8 VCs, among them Erik Voorhees, jesse.base.eth, Marc Andreessen, Laura Shin, 6529 and Stani.