Cardinal
Product & Competitive Intelligence
Runs precision outbound for 40+ YC companies, replacing 7+ tools with one AI workflow.
Company Overview
AI platform for precision outbound sales that unifies lead generation, enrichment, signal monitoring, personalized messaging, and multi-channel orchestration into a single workflow, replacing 7+ fragmented tools. Already running outbound for 40+ YC companies.
Competitive Advantage & Moat
Product Roadmap & Public Announcements
Unified outbound workflow consolidation (list building, prospecting, sequencing, analytics), AI-driven personalization, multi-channel support across email and LinkedIn. 40+ YC companies as customers including Mintlify, Greptile, and Luminai.
Signals & Private Analysis
LLM agent frameworks, memory-enabled context management, NLP entity extraction. Exploration of voice-based outreach. 40+ YC companies as design partners creates network-effect growth. Likely enterprise tier with compliance features.
Product Roadmap Priorities
AI agents with persistent memory generate hyper-personalized outbound messages for each prospect by synthesizing real-time social signals, company data, and prior interaction context.
It's like having a brilliant sales rep who has personally researched every single prospect and writes each email from scratch—except it does it for thousands of contacts in minutes.
It's like having a personal shopper who memorizes every customer's style, budget, and wish list—then hand-picks the perfect outfit for each person walking through the door.
Machine learning models score and rank every lead against the customer's Ideal Customer Profile, automatically prioritizing the highest-conversion prospects for outreach.
Instead of guessing which leads are worth pursuing, the AI ranks every prospect like a fantasy football draft board so you always call your best picks first.
It's like a dating app's algorithm that learns your type over time—except instead of matching you with people, it matches your sales team with the companies most likely to buy.
AI continuously monitors prospect digital signals across social media and web activity, autonomously triggering and adjusting multi-channel outbound campaigns based on real-time buying intent.
The AI watches the internet like a hawk for signs that a prospect is ready to buy—then instantly fires off the perfect outreach before anyone else even notices.
It's like a smart sprinkler system that doesn't run on a timer—it watches the weather, checks the soil moisture, and waters each plant exactly when it's thirsty.
Company Overview
Key Team Members
- Devishi Jha, Co-Founder & CEO
- Jianna Liu, Co-Founder & CTO
Founder Force Multiplier
Devishi Jha dropped out from Harvard with a degree in CS. Jianna Liu graduated from MIT CS and has worked at Meta, DoorDash, Nvidia, and MIT School of Architecture and Planning. Both are Forbes 30 Under 30. They are 2x YC founders (S23, W26) — their first company Leafpress processed $30M in energy retrofits for customers like Lindt and Honeywell, backed by YC and General Catalyst, and was acquired by Johnson Controls (NYSE: JCI). 40+ YC companies as live customers provides built-in distribution.
Funding History
- 2023 | Devishi Jha and Jianna Liu co-found Leafpress (YC S23).
- 2024 | Leafpress acquired by Johnson Controls (NYSE: JCI).
- 2025-2026 | Cardinal launched; 40+ YC company customers.
- 2026 | Accepted into Y Combinator W26 batch.
Competitors
- AI-Native Outbound: Clay, Instantly.ai, Smartlead.
- Sales Engagement: Apollo.io, Outreach, Salesloft.
- Point Solutions: Lemlist, Lavender, 11x.ai.
