Morning VC Brief丨2025.09.25

Week39 Highlights丨Oura Ring, Distyl, Cardless, Greptile, Omnea, Hyperbound, Prosper AI

Author

eric gu
September 26, 2025

Morning VC Brief is an expert daily curation of tech and venture news. Feel free to forward; the sign-up is here

Table of Contents

01. Venture News

1/ Oura Ring Maker Oura Health Oy Raises $875M Series E

  • Product: Oura health and fitness ring for comprehensive wellness tracking

  • Highlight: 5.5M rings sold to date (up from 2.5M in June 2024), expected $1B+ revenue in 2025 (doubling from $500M in 2024), forecasts $1.5B+ sales in 2026

  • Source

2/ Enterprise AI Deployment Platform Distyl AI Raises $175M Series B at $1.8B

  • Product: Distillery AI Engine that deploys AI agents into enterprise systems and workflows, converting business operations into "AI routines"

  • Highlight: 9x valuation increase in 10 months (from $200M to $1.8B), 5x revenue growth in 2024, projected 8x increase in 2025

  • Investor: Khosla Ventures & Lightspeed Venture Partners (Lead), Coatue

  • Source

3/ Embedded Credit Card Platform Cardless raises $60M Series C

  • Product: APIs and prebuilt components that enable companies to design and launch branded credit cards in-house, controlling every touchpoint from application to rewards

  • Highlight: 400% year-over-year transaction growth for cards built on platform, cardholders spend significantly more than legacy bank cards

  • Investor: Spark Capital(Lead), Activant Capital, Industry Ventures

  • Source

4/ AI Code Review Agent Greptile raises $25M Series A

  • Product: AI code review agent that checks pull requests for bugs and coding standards, building the independent and universal code validation layer for collaborative human-AI development

  • Highlights: Reviewed 500M+ lines of code in a single month, prevented 180,000+ bugs, Greptile v3 catches 3x more critical bugs than v2

  • Investor: Benchmark Capital (Lead), Y Combinator, Initialized Capital

  • Source

5/ AI Sales Tax Automation Platform Numeral raises $35M Series B at $350M

  • Product: AI-driven sales tax compliance automation that handles tax law tracking across 11,000+ jurisdictions, filing, payment, and customer service like a human tax accountant

  • Highlight: 3.5x revenue growth over last year, serves 2,000+ software and e-commerce clients, handles complex tax rules

  • Investor: Mayfield (Lead), Benchmark, Uncork Capital, Y Combinator

  • Source

6/ AI Procurement Platform Omnea raises $50M Series B

  • Product: AI-powered procurement intake and orchestration platform that creates single front door for supplier requests, workflow orchestration, and AI Supplier Relationship Management

  • Highlight: 5x revenue growth and 3x headcount increase in past 12 months, helps customers save millions annually by reducing duplicative suppliers, transforms procurement from admin burden to growth driver

  • Investor: Insight Partners & Khosla Ventures(Lead), Accel, Point Nine, First Round Capital

  • Source

7/ AI Sales Training Platform Hyperbound raises $15M Series A

  • Product: AI-powered sales roleplay platform featuring voice and video avatar AI, real call scoring, custom AI scorecards, and learning modules for continuous sales team coaching

  • Highlight: Two consecutive months of adding $1M+ in new ARR, hit end-of-year projections before term sheet signing, supports 25+ languages, multiparty AI sales roleplays for complex scenarios

  • Investor: Peak XV Partners (Lead), Y Combinator, Snowflake Ventures

  • Source

8/ Healthcare Voice AI Platform Prosper AI raises $5M Seed

  • Product: AI voice agents specialized for healthcare's front and back-office workflows, handling patient scheduling, billing, insurance verification, and prior authorizations with direct EHR integrations

  • Highlight: 4x revenue growth since Q2 2025, 50-70% automation rate for inbound patient calls, 99% accuracy in payer IVR navigation

  • Investor: Emergence Capital(Lead), Y Combinator, CRV

  • Source