SAN FRANCISCO–(BUSINESS WIRE)–LangChain today announced it has raised $300 million in new funding at a $3 billion valuation, bringing total funding to date to $460 million. The round was led by existing investor CapitalG, with significant participation from new investors GIC and DFJ Growth and existing investors IVP and Sapphire Ventures. LangChain is advancing its mission to help every company own its intelligence. As agents transform the economy, companies are building domain-specific agent