Launch
CopierBridge: Keep scan to email working after Microsoft 365 turns off basic SMTP AUTH (opens ycombinator.com)
A relay that lets copiers, scanners and business apps keep sending email through your own Microsoft 365 mailbox.
Launch
Sinter: Accelerated Plastics Manufacturing (opens ycombinator.com)
Sinter makes end-use plastic parts and says it does so faster than anyone.
Launch
ernd: the credit card for the AI stack (opens ycombinator.com)
A credit card for AI spend: faster inference, better GPU access and 4% back on AI.
Launch
Nitroduck designs new colors, flavors, and disease resistance into fruits and veggies (opens ycombinator.com)
Nitroduck delivers CRISPR inside a pollen grain so breeders can move traits straight into crosses, saving years on breeding campaigns.
Launch
Fleety: The AI dispatcher for plumbing and HVAC companies (opens ycombinator.com)
Fleety sends the right technician to the right job and rebuilds the schedule through the day for plumbing and HVAC companies.
Launch
Mirrors: Fix recurring AI agent mistakes with real-time guidance (opens ycombinator.com)
Stop playing whack-a-mole with your agents
Launch
Axonnic: Muscle-sensing sleeves for robot training (opens ycombinator.com)
Track finger movement and estimate fingertip force while people work.
AnalysisOpinion
What Happens When Everyone Can Build Software (opens youtube.com)
Supabase co-founder Paul Copplestone on the Lightcone; the company has 13 million users and over 50 million databases.
Launch
Viraj Aero: The gas turbine that powers and cools data centers (opens ycombinator.com)
Aeroderivative turbine gensets that make power and water on-site, so data centers don't wait on the grid.
Launch
Aviern: Unmanned cargo airplanes for autonomous airports (opens ycombinator.com)
Fixed-wing cargo drones for regional air freight and defense logistics; the company says 1,000 lbs over 1,000 miles for under $1,000.
Launch
Hue: Simulations for AI agents (opens ycombinator.com)
Hue lets teams test an AI agent in stateful clones of the apps it works in.
Launch
RouterPlus: Better inference pricing, latency and capacity for AI teams (opens ycombinator.com)
A marketplace for AI inference that promises better pricing, latency and capacity.
Launch
Launch HN: Simantic (YC F26) – Firmware Simulation for AI Agents (opens news.ycombinator.com)
Simantic, founded by former firmware engineers from Neuralink and Tesla, builds a simulation layer so engineers and AI agents can test firmware without hardware.
Launch
Composal: A swarm of agents that tests your product like real users (opens ycombinator.com)
A swarm of agents that tests a product the way real users would, to catch bugs before users do.
Launch
TrueMile: The AI-native trucking company (opens ycombinator.com)
An AI-native trucking company where AI plans the fleet, books freight and dispatches drivers.
Launch
Faraday: company-specific AI and infrastructure that run manufacturing workflows end to end (opens ycombinator.com)
Company Specific AI for Manufacturers
Launch
GrayPass: The most dangerous actions happen after login. (opens ycombinator.com)
We help your company stop unauthorized people, bots, and AI agents before they move money, export data, or change permissions.
Launch
Ploid | People data infrastructure for AI agents and software (opens ycombinator.com)
Search, enrich, and resolve identities across 2B+ people through one API.
Launch
Silica: Actuators for Physical AI (opens ycombinator.com)
Sensitive hardware that helps robots feel the world around them
Launch
Hemlock: The missing force signal in robotic training data (opens ycombinator.com)
Hemlock pairs egocentric video with force data from workers' muscle signals; it says adding it improved pi0.5's success 10x on force-sensitive tasks.
Launch
Applied Kinetics: AI-native manufacturing for data center and energy projects (opens ycombinator.com)
Critical equipment, without the multi-year wait.
Launch
Hopper – Fast, open-source inference for real-time agents (opens ycombinator.com)
Hopper trains open-weight models on production traces, then serves and improves them against live traffic.
Launch
Rystic: Test your AI agents with local copies of Slack, Stripe, and Google Drive 🧪 (opens ycombinator.com)
Test your agent in a simulated world before unleashing it on the real one.
Launch
EveryApp - Make every app open source (opens ycombinator.com)
Every tool your business runs on, built by your agent, owned by you
Launch
AnyAlpha: The agentic trading platform (opens ycombinator.com)
AnyAlpha turns your trading idea into an agent that trades it for you, 24/7.
Launch
GatherHQ: An API for how buyers think (built for agents and teams) (opens ycombinator.com)
AI that interviews real people and builds living models agents (and humans) can query.
Launch
Pomerado - The faster, cheaper, and more reliable alternative to browser use (opens ycombinator.com)
YC startup Pomerado connects agents to any website without needing an API, and it is open source.
AnalysisOpinion
Why Inference Matters 12x More Than Training | YC Paper Club (opens youtube.com)
This week’s Paper Club is all about inference. For every FLOP spent training a model, roughly six go to serving it each year — and getting that part right has produced over $220 billion in market cap in the last decade. But inference is much more than calling model.forward.
AnalysisOpinion
This Is How You Should Actually Make Launch Videos (opens youtube.com)
There’s a misconception that a successful launch video needs to cost tens of thousands of dollars and feel like a high production commercial. But Farza Majeed has a radically different approach. Farza is the founder of Hey Clicky and previously Buildspace, one of the largest online schools for…
Launch
Spacesheep 🐑: Documents of the future (opens ycombinator.com)
A new surface where people understand and work with AI.
Launch
Shepherd Robotics — Robots for Data Centers and Advanced Manufacturing (opens ycombinator.com)
Bring capacity online faster and increase production.
Launch
Lark — AI agents for distributors (opens ycombinator.com)
Automate purchasing, inventory, and sales without replacing your ERP.
Launch
OpEra: The AI decision engine for factories, warehouses and fleets (opens ycombinator.com)
OpEra: The AI decision engine for factories, warehouses and fleets
Launch
Odin Robotics: Robot arms that do repetitive manual work in existing factories (opens ycombinator.com)
AI-powered robotic automation that adapts to your factory, not the other way around
Launch
Agent Relay - Let your teams' coding agents message each other (opens ycombinator.com)
Real time messaging for Claude Code, Codex, Cursor, Conductor or any other agent on your team.
Launch
Aucert - AI agents that verify mobile apps autonomously (opens ycombinator.com)
Expert agents that do the actual testing - in less than 2 hours!
Launch
Munito AI: Open-model inference provider for Europe, private by default (opens ycombinator.com)
Open-models in the EU, private by default, works with the SDKs and agents you already use.
Launch
Simulithic — AI users that test your app on every device and browser. (opens ycombinator.com)
Simulithic (YC Fall 2026) runs AI users against an app on every device and browser.
Launch
Armorer Labs: Continuous security verification for AI agents in regulated industries (opens ycombinator.com)
Armorer Labs (YC Fall 2026) continuously verifies the security of AI agents used in regulated industries.
Launch
Latent - Stop hallucinations before they reach your customers (opens ycombinator.com)
Latent (YC Fall 2026) catches an AI product's wrong answers before customers see them.