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Dec 2024-Jun 2026
2024-2026
| Round (date, lead) | Amount Raised | Post-Money Valuation | Notable Investors |
|---|---|---|---|
| Seed (2023) | Undisclosed | n/a | A.Capital, Andreessen Horowitz |
| Series A (2024-06, Accel + a16z) | $35M | n/a | Accel (lead), Andreessen Horowitz, A*, Elad Gil |
| Series B (2024-10, Bain Capital Ventures) | $65M | $650M | Bain Capital Ventures (lead), Accel, A*, BOND Capital, ACME Capital, Elad Gil |
| Series C (2025-06, Accel + a16z growth) | $131M | $1.5B | Accel, Andreessen Horowitz, Bain Capital Ventures, Slack Fund |
| Series D (2026-01, Coatue + Index) | $250M | $4.5B | Coatue, Index Ventures, ChemistryVC, Definition Capital, Starwood, a16z, Accel, Bain, Forerunner, Ribbit |
| Tender Offer (2026-03) | Employee + investor liquidity | $4.5B | Conducted at the Series D valuation; 300+ employees eligible to participate (actual participation count not disclosed) |
| Date | Product / Release | Significance |
|---|---|---|
| 2024 | Decagon AI Agent (chat) | Core conversational agent; first production deployments at Notion, Substack, Eventbrite, Bilt |
| Mar 2025 | Agent Lab + Workflows (GA) | Visual agent design plus multi-step automated CX workflows with audit and replay |
| 2025 | Decagon Voice | Phone-channel voice agents (sub-second latency); extends resolution from chat to voice |
| 2025 | Agent Operating Procedures (AOPs) | Define agent behavior in natural language; non-technical teams own workflow logic |
| Spring 2026 | Proactive Agents | User memory plus outbound AI-initiated voice; pivot from reactive to proactive engagement |
| Spring 2026 | Agent Workbench | Autonomous debugging and root-cause analysis for deployed agents |
| Customer (vertical) | Metric type | Published rate | Note |
|---|---|---|---|
| Substack (consumer publishing) | Resolution | 90% | Inquiries fully resolved without human intervention; highest published resolution rate |
| Chime (fintech, 7M+ customers) | Resolution | 70% | Combined chat and voice resolution across channels |
| Duolingo (consumer app) | Chat deflection | 80% | Majority of chat inquiries handled and fully resolved by the agent |
| Bilt Rewards (fintech/loyalty) | Task automation | 70% | Support tasks automated while CSAT improved, including full workflow actions |
| Rippling (HR/payroll SaaS) | Deflection lift | +32% | Improvement in deflection versus prior baseline (relative, not absolute) |
| Decagon overall claim | Average deflection | ~80% | Company-stated average; published case studies range from +32% lift to 90% resolution |

$PRIVATE
Largest AI lab by revenue. Approximately $13B annualized run-rate revenue (mid-2025) from a mix of ChatGPT consumer subscriptions, ChatGPT Enterprise / Team, the OpenAI API, and Microsoft Azure OpenAI revenue share. ChatGPT reaches roughly 800M weekly active users (late 2025). Builder of the GPT family (GPT-4o, GPT-4.5, GPT-5, o-series reasoning models) and Sora video. Microsoft is the dominant compute and distribution partner; SoftBank led the $40B March 2025 primary round at $300B.