Temporal Raises $300 Million in Series D Funding, Led by a16z

BlockBeats News, February 18th, open-source software and cloud services developer Temporal completed a $300 million Series D financing round, led by a16z, with participation from Lightspeed Venture Partners and Sapphire Ventures, as well as existing investors including Sequoia Capital, bringing the post-investment valuation to $5 billion.

Founded in 2019, Temporal's core open-source software and cloud services business is designed to ensure code's persistent execution, allowing applications to recover from breakpoints after failures without engineers having to write custom recovery logic. Against the backdrop of the AI Agent explosive growth in early 2026, infrastructure layer companies have been highly sought after by the capital market.