Top Artificial Intelligence Startups in San Francisco, CA

Hexgrid is a managed inference platform for deploying open-source LLMs — Llama, Qwen, Gemma — on dedicated GPUs with a private HTTPS API endpoint. No MLOps, no shared infrastructure, no data leaving your isolated environment.

Curium is the enterprise platform for brands to win AI search. It was founded by the Princeton team that invented and coined GEO (Generative Engine Optimization), the playbook for winning AI search, and authored the seminal GEO Paper in 2023. Curium combines proprietary reinforcement-learning models that maximize conversions on AI search platforms with a turn-key content optimization platform. Curium is already powering major brands like Nike, Yahoo, and FanDuel, alongside 500M+ luxury brands and compliance-heavy B2B enterprises. The platform is proven to deliver guaranteed lifts in visibility and brand strength on AI search.