Tip-offs
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Dec 26, 2025
Each week, we surface high-potential startups & promising founders.
This week's highlights →
🛠️ Developer Darlings
Startups with sensational GitHub traction.
Flexprice | 603% growth in 3 months
SaaS billing platform that abstracts complex pricing and billing logic so software teams can move fast without heavy engineering work. Raised a $500K Pre-Seed in Jul 2025 from TDV Partners.
San Francisco, US
Autumn | 36% growth in 3 months
Platform for managing subscriptions and usage-based pricing without code changes, built for modern SaaS applications. Raised a $500K Pre-Seed in Sep 2025 from Y Combinator.
San Francisco, US
Notte | 30% growth in 3 months
AI-powered web agents that automate browser workflows and enable web scraping and task execution. Raised a $2.5M Pre-Seed in Jul 2025.
San Francisco, US
Eventual | 28% growth in 3 months
Unified API for processing multimodal data across images, video, audio, and text for AI-driven applications. Raised a $20M Series A in Jun 2025 from Felicis.
San Francisco, US
Polar | 23% growth in 3 months
Software monetization platform offering payments, usage-based billing, and merchant-of-record services. Raised a $10M Seed in Jun 2025 from Accel.
Stockholm, Sweden
🎙️ AI Voice Stack
AI voice startups with surging web traffic.
Voiceitt | 189% growth in 3 months
AI speech recognition platform designed to understand non-standard speech, improving voice accessibility for people with speech disabilities. Raised a $5M Venture round in Dec 2022 from T3 Technion Technology.
Tel Aviv, Israel
Hi Platform | 149% growth in 3 months
Conversational AI platform helping businesses automate and manage customer engagement across marketing, sales, and support. Raised a $6.5M Series A in Sep 2021 from XMS Capital Partners.
São Paulo, Brazil
Sawt | 139% growth in 3 months
AI voice call system enabling human-like automated customer communication for businesses. Raised a $1M Pre-Seed in Jul 2025 from STV and T2.
Riyadh, Saudi Arabia
Born Digital | 72% growth in 3 months
AI agent platform automating customer interactions and task resolution beyond basic conversations. Raised a $2M Seed in Dec 2023 from Česká Spořitelna.
Prague, Czech Republic
Fonio.ai | 36% growth in 3 months
AI-powered phone assistant handling customer calls with human-like conversational abilities. Raised a $3.5M Angel round in Dec 2025.
Vienna, Austria
🌐 NVIDIA Nexus
Ex-NVIDIA engineers building AI startups.
Sam Karu
MS Electrical and Computer Engineering, UCLA.
Ex-NVIDIA leading TensorRT custom layers, graph optimization & compiler work. Now Co-founder & CEO of Logical (YC F25), reimagining the AI-enhanced knowledge worker.
San Francisco, US
Grace Metri
PhD (CS). Stanford MS&E alum.
Ex-NVIDIA Principal Strategic Alliance Manager for Omniverse, leading digital twin products. Ex-Arm, Ex-Intel (IoT Developer Evangelist & Program Lead). Now Founder & CEO of Ignizia, human-AI collaboration for manufacturing teams.
San Francisco, US
Toby Sachs-Quitana
PhD (Materials Science). Stanford alum.
Ex-Tesla Staff Data Engineer. Ex-NVIDIA building GPU performance testing & AI model benchmarking infra. Now Co-founder of Hypercoordinate, AI platform accelerating R&D for scientists and engineers.
San Francisco, US
Amit Shmueli
BS Electrical Engineering, Bar-Ilan University.
Ex-NVIDIA Chip Design & Verification Engineer. Ex-Israeli Air Force Intelligence. Now Co-founder & CTO of Verfi, building an AI-native co-pilot for auditing.
Tel Aviv, Israel
Joshua Primero
MS Electrical & Computer Engineering, Carnegie Mellon.
Ex-Radix DLT Head Protocol Architect. Ex-NVIDIA Core Systems Software Engineer. Now Co-founder & CEO of Bold Labs, building a one-shot smart bridge for DeFi.
Austin, US
