AssemblyAI vs Cognism
Funding, tech stack, customers, and competitors compared
AssemblyAI
AssemblyAI is a speech AI infrastructure company offering developer APIs for speech-to-text transcription, real-time streaming recognition, and audio intelligence (sentiment analysis, speaker diarization, topic detection, PII redaction). They serve 5,000+ companies ranging from startups to Fortune 500 enterprises including Zoom, Spotify, and CallRail.
Cognism
Cognism is a B2B sales intelligence platform that provides verified contact data — including mobile phone numbers, emails, and firmographic/intent data — to help sales and marketing teams identify and reach prospects. They serve revenue teams at mid-market and enterprise companies globally, competing with ZoomInfo, Apollo.io, and Lusha.
| Dimension | AssemblyAI | Cognism |
|---|---|---|
| Vertical | DataAI | MarTech |
| Segment | AI/ML Platform | MarTech Vendor |
| Founded | ||
| Employees | 201-500 | |
| Location | ||
| Funding | Series C ($115M) | Series C ($163M)more funded |
| G2 Rating | 4.5 | |
| Pricing Page | ||
| HTTPS |
Industry Signals
AssemblyAI
Cognism
Notable Customers
AssemblyAI
Cognism
Known Competitors
AssemblyAI
Cognism
Recent News
AssemblyAI
- Newsroom - AssemblyAI
- News - AssemblyAI
- AssemblyAI Named a Leader in G2's Spring 2026 Voice ...
Cognism
- Newsroom - Cognism
- Cognism Launches Sales Companion to Transform B2B Sales ...March 18, 2025
- Cognism Announces Leadership Change
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