Exa is an applied AI research lab that builds web search infrastructure for AI systems, co-founded by Will Bryk and Jeff Wang. Exa's Twitter Score is 112 out of 1000 (an Excellent rating) as of October 2026, ranking #6,148 (top 5%) among 498,071 tracked accounts.
Exa develops search and content retrieval APIs designed for use by AI applications, offering pay-per-request access through the x402 protocol with USDC payments on Base and Solana. The company raised an $85 million Series B in September 2025 at a $700 million valuation, followed by a $250 million Series C in May 2026 at a $2.2 billion valuation. Backers include Andreessen Horowitz, Benchmark, Lightspeed Venture Partners, Y Combinator, and NVentures.
Exa has published 824 posts on the platform and has attracted 64,433 followers as of October 2026. Exa has been mentioned by 226 accounts, with 334 total mentions.
Who follows Exa on X?
The accounts that follow Exa include 535 founders, 158 angel investors, 142 influencers and 8 VCs, among them Marc Andreessen, Laura Shin, Andrew Kang, Ryan Selkis, Hsaka and Tarun Chitra.