AI Deployment Firms › AI platforms deployed by their own engineers
Decagon
AI agents for chat, voice and email customer support, sold to large enterprises
The firm offers a platform that creates, checks and operates AI agents for customer chat, voice and email support. Its Agent Deployment Engineering team, customer engineers working alongside customers, writes each agent's instructions and tools, tests them on live conversations and keeps tuning them after launch. Named customers on its site include Deutsche Telekom, American Airlines, Square, Notion and Duolingo.
- Type of firm
- Platform with embedded engineers
- Known for
- AI customer-support agents for large enterprises
- Based in
- San Francisco, United States
- Funding
- Series B or later (Series D)
- Total raised
- $381M
- Ownership
- VC-backed
- Status
- Active
- Generalist or specialist
- Generalist
- Own product
- Yes: Decagon agent platform
- Delivery model
- Embedded team, Runs it after launch
- Founders
- Jesse Zhang, Ashwin Sreenivas
- Website
- decagon.ai
Funding and deals
- 2026-01: Series D, $250M, led by Coatue Management and Index Ventures
- 2025-06: Series C, $131 million, led by Accel
Investors
- Accel
- Bain Capital Ventures
- a16z
- ChemistryVC
- Coatue Management
- Coatue Management and Index Ventures
- Definition Capital
- Index Ventures
- Ribbit Capital
- Starwood Capital
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