| Company | HQ | Move | Differentiation vs. Blip | Evidence |
| Sierra AI | San Francisco, USA | Outcome-based pricing; $15.8B valuation Series E | U.S.-centric, voice+chat omnichannel; $100M+ ARR in 7 quarters | [FACT] |
| Decagon AI | San Francisco, USA | $250M Series D at $4.5B valuation; workflow execution | Multi-channel concierge with task execution beyond Q&A | [FACT] |
| PolyAI | London, UK | Enterprise voice AI; $190M+ raised | Speech-to-speech; customer-funded custom voice training | [FACT] |
| Kore.ai | Orlando, FL | $234M raised; 1,300+ enterprise customers | No-code bot builder; banking/healthcare/retail verticals | [FACT] |
| Cognigy (NiCE) | Dusseldorf, DE | Acquired by NICE for $955M (2025) | Enterprise contact center AI; strong in EMEA | [FACT] |
| Company | HQ | Move | Relationship to Blip | Evidence |
| Hyro | New York, USA | AI automation with low-code; $115M+ raised | Healthcare/banking focus; Juniper research leader | [FACT] |
| Vapi | San Francisco, CA | $75M+ raised; $500M+ valuation | Voice AI infrastructure for developers | [FACT] |
| Phonely | San Francisco, CA | $16M Series A (Apr 2026); sub-400ms latency | AI voice receptionists for SMBs; 90% human indistinguishability | [FACT] |
| Sinch | Stockholm, Sweden | CPaaS provider; public (STO: SINCH B) | Conversational API competitor; Twilio competitor | [FACT] |
| Twilio | San Francisco, CA | CEO transition (2024); pivoting to AI communications | API-first; $0.05/active user/month Conversations API | [FACT] |