Decagon AI, Inc.

Based in California, US, and founded in 2023, Decagon AI, Inc. operates as a software development AI platform for customer support. Jesse Zhang (CEO) and Ashwin Sreenivas are the co-founders of the company. In January 2026, Decagon AI, Inc.

raised USD 250 million in series D funding co-led by Index Ventures and Coatue Management, with participation from Chemistry, Definition Capital, Starwood Capital Group, Andreessen Horowitz, Bain Capital, Ribbit Capital, Accel, Avra, T. Capital, Forerunner Ventures, individual, and others. The company’s primary product offers a solution for modern enterprises looking to enhance their customer support services. The firm’s AI-driven platform ensures customer interactions by providing 100% generative responses and actions, eliminating the need for complex decision trees or pre-written responses.

The AI support agents are always online, constantly learning from interactions, and capable of true auto-resolution. Decagon's key features are its integration with existing tools and data sources, which allows businesses to maximize the AI's capabilities using their knowledge bases, APIs, and workflows. In addition, the company’s AI-powered insights enable companies to identify trends, find anomalies, and conduct thorough analyses of customer interactions, driving strategic improvements in support operations. The company plans to use the January 2026 funding to scale its platform, support growing enterprise demand, and deepen its role in company-wide AI strategies.