Restate has raised a $20 million Series A for infrastructure that lets long-running software workflows recover after crashes or network interruptions. Singular led the round, with Redpoint Ventures and Capital One Ventures participating.
The Berlin startup began in 2022 as a general durable-execution engine, before AI agents became a primary use case. Agents made the problem more urgent because their tasks can run longer, branch unpredictably and trigger outside actions. Restate records progress so a failed process can reconstruct its state and avoid blindly repeating completed steps.
Rather than relying on an external database, the company built its own storage, replication and redundancy layers. Co-founder Stephan Ewen says that design keeps the service lightweight enough for workloads beyond the large, infrequent jobs usually associated with durable engines. Customers include Replit and Fortune 500 companies, and Restate says it recently signed multiple contracts worth six or seven figures.
The funding will support more engineers, a go-to-market team and a larger San Francisco Bay Area office. Restate remains much smaller than Temporal, a rival that recently announced a $550 million Series E at a $12.55 billion valuation. The new round gives Restate resources to compete, but customer claims and architectural advantages still need to hold up as deployments grow.