{"type":"post","id":"langchain-raises-300m-series-c-at-3b-valuation-e41e99","slug":"langchain-raises-300m-series-c-at-3b-valuation-e41e99","title":"LangChain Raises $300M Series C at $3B Valuation to Advance AI Agents","description":"LangChain says it has raised $300 million in a Series C round at a $3 billion valuation, led by existing investor CapitalG.","retrieval_nugget":"LangChain says it has raised $300 million in a Series C round at a $3 billion valuation, led by existing investor CapitalG.","published_at":"2026-11-13","updated_at":"2026-11-13","record_date":"2026-11-13","date_kind":"published_at","topics":["agents","ai-business-models"],"entities":["LangChain","LangSmith","CapitalG","GIC","DFJ Growth","IVP","Sapphire Ventures","Workday"],"related_patterns":["ai-native-orgs-move-to-review-and-orchestration"],"novelty_label":"new_fact","what_changed":"LangChain announced a $300 million Series C at a $3 billion valuation, led by CapitalG, to advance its AI-agent business.","prior_refs":[],"source_url":"https://www.langchain.com/blog/series-c","source_urls":["https://www.langchain.com/blog/series-c"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:langchain-raises-300m-series-c-at-3b-valuation-e41e99","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/langchain-raises-300m-series-c-at-3b-valuation-e41e99/","markdown":"https://newruntime.com/posts/langchain-raises-300m-series-c-at-3b-valuation-e41e99.md","json":"https://newruntime.com/posts/langchain-raises-300m-series-c-at-3b-valuation-e41e99.json"},"markdown_url":"https://newruntime.com/posts/langchain-raises-300m-series-c-at-3b-valuation-e41e99.md","next_reads":[{"type":"topic","path":"/topics/agents/","url":"https://newruntime.com/topics/agents/","title":"Agents","reason":"Explore the agents topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/agents.md","json_url":"https://newruntime.com/topics/agents.json"},{"type":"topic","path":"/topics/ai-business-models/","url":"https://newruntime.com/topics/ai-business-models/","title":"Ai Business Models","reason":"Explore the ai-business-models topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/ai-business-models.md","json_url":"https://newruntime.com/topics/ai-business-models.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/sources/","url":"https://newruntime.com/sources/","title":"Sources","reason":"See the original sources this archive cites.","media_type":"text/html"}]}