{"slug": "sail-research-raises-80m-to-build-agent-infrastructure", "title": "Sail Research Raises $80M to Build Agent Infrastructure", "summary": "Sail Research raised $80 million in Seed and Series A funding led by Sequoia Capital and Kleiner Perkins, valuing the startup at $450 million. The company builds infrastructure for long-horizon AI agents, claiming up to 10x lower cost-per-token through custom chips and inference engines.", "body_md": "According to Sail Research's announcement, the San Francisco startup raised **$80,000,000** in combined Seed and Series A funding. The company said its seed was led by **Sequoia Capital** and the Series A was led by **Kleiner Perkins**, with participation from **Redpoint Ventures**, **Theory Ventures**, **Vine Ventures**, **CRV**, **A*** and **Abstract Ventures**. **Fortune** reported the deal values Sail at **$450 million**. Sail's blog and coverage in The Next Web describe the product as infrastructure optimised for long-horizon AI agents, claiming up to **10x** lower cost-per-token through custom chips, inference engines, and a global controller. Angel investors named in the announcement include **John Hennessy**, **Lip-Bu Tan**, and **Tri Dao**, and Sail listed early customers deploying agent workloads.", "url": "https://wpnews.pro/news/sail-research-raises-80m-to-build-agent-infrastructure", "canonical_source": "https://letsdatascience.com/news/sail-research-raises-80m-to-build-agent-infrastructure-4d04dbdf", "published_at": "2026-06-25 17:22:05+00:00", "updated_at": "2026-06-25 19:49:33.649170+00:00", "lang": "en", "topics": ["ai-infrastructure", "ai-agents", "ai-chips", "ai-startups", "ai-tools"], "entities": ["Sail Research", "Sequoia Capital", "Kleiner Perkins", "Redpoint Ventures", "Theory Ventures", "Vine Ventures", "CRV", "Abstract Ventures"], "alternates": {"html": "https://wpnews.pro/news/sail-research-raises-80m-to-build-agent-infrastructure", "markdown": "https://wpnews.pro/news/sail-research-raises-80m-to-build-agent-infrastructure.md", "text": "https://wpnews.pro/news/sail-research-raises-80m-to-build-agent-infrastructure.txt", "jsonld": "https://wpnews.pro/news/sail-research-raises-80m-to-build-agent-infrastructure.jsonld"}}