Sybill AI
Bottom line
Sybill AI is a Web SaaS tool for Conversational Voice Calling Agents (AI SDR & Outbound). Pricing: $49–$99/seat/mo. Best suited to B2B SaaS, DTC / eCommerce and Enterprise Brands. Preliminary ratings, not yet fact-checked: AI autonomy L3 (conditional automation); moat tier Proprietary moat. Data last checked Oct 3, 2026.
Multimodal conversational intelligence platform analyzing buyer facial expressions, vocal tone, and spoken words to score deal health.
Key facts
- Pricing
- $49–$99/seat/mo
- Free plan
- No / not disclosed
- Delivery
- Web SaaS
- Audience
- B2B SaaS, DTC / eCommerce, Enterprise Brands
- AI autonomy level
- L3 · Conditional automation
- Draft estimate, not yet fact-checked
- Moat tier
- Proprietary moat
- Draft estimate, not yet fact-checked
- Funding
- Series A
- Headquarters
- United States
- Founded
- 2020
- Last verified
Core capabilities
- Multimodal buyer behavior analysis tracking facial expressions, head nodding, and engagement levels during video calls
- Automated CRM deal updates populating Salesforce and HubSpot fields with factual notes and non-verbal sentiment scores
- AI follow-up email drafts referencing specific emotional high points and agreed action items from customer meetings
- Deal health monitoring alerting sales leaders when buyer engagement drops or unexpected objections arise
Moat analysis
Multimodal computer vision and acoustic behavioral analysis pipeline correlating non-verbal cues with commercial buying intent.
Editorial review
Draft: this review, the ratings and the moat analysis on this page have not yet been fact-checked by an editor. Check the vendor's website before relying on them.
Background
Sybill was founded in 2020 in Mountain View, California, by Stanford and MIT artificial intelligence researchers who recognized that traditional conversational intelligence tools missed up to seventy percent of human communication by analyzing only spoken transcripts. Backed by $14.5M in Series A funding from A.Capital Ventures and prominent technology angels, Sybill assembled a specialized team of roughly 25 computer vision and machine learning engineers. The platform is tailored for enterprise sales representatives, solutions architects, and revenue executives who need deeper insight into customer sentiment during high-stakes video demonstrations.
How Sybill AI works
Operating at Level 3 autonomy, Sybill joins customer video meetings on Zoom, Google Meet, and Microsoft Teams. While standard tools merely transcribe audio, Sybill's multimodal engine simultaneously analyzes video frames to track non-verbal engagement: detecting when prospective buyers lean in, nod in agreement, frown at pricing proposals, or become distracted by secondary monitors. Combining these visual cues with spoken dialogue, Sybill generates nuanced meeting summaries that highlight unspoken buyer hesitations and automatically writes structured deal notes directly into Salesforce and HubSpot.
Sybill's primary technical moat lies in its proprietary multimodal computer vision pipeline, which provides behavioral insights that transcript-only tools cannot match. However, an operational drawback is its reliance on video camera engagement; when prospective buyers keep their webcams turned off, Sybill falls back to standard acoustic and transcript analysis, losing its unique non-verbal advantage. Furthermore, audio distortion from low-quality external microphones can degrade speech recognition accuracy, and the software is strictly a meeting analysis tool; it is not built for cold outbound prospecting or automated telephone dialing.
Sybill AI pricing
Pricing follows a per-user monthly and annual SaaS subscription model designed for sales teams. The Standard tier begins at $49 per user per month billed annually ($59 month-to-month), providing unlimited meeting recordings and basic summaries. The Pro plan costs $89 per user per month, unlocking automated CRM field syncing, non-verbal sentiment analysis, and deal health tracking. Custom Enterprise packages are available for large corporate sales teams requiring custom CRM schema mapping and enterprise security controls.
How Sybill AI compares
In competitive sales intelligence evaluations, Sybill AI competes directly against Gong.io and Attention.tech, establishing a distinct advantage through its unique multimodal body-language analysis and superior meeting summary accuracy. For sales leaders seeking an edge in competitive deal negotiations, Sybill AI provides an invaluable behavioral window into real buyer sentiment.