Y Combinator launches — Spring 2026

Today we're launching Paxel: a free tool that analyzes your Claude, Codex, and Cursor coding sessions and gives you a profile of how you build with AI. It runs locally inside Docker, and your code never leaves your machine. Try it at https://t.co/HqSHneQSTQ https://t.co/ykmg52NLDR

Bloom (@trybloomai) is the brand layer for agents. It turns your brand into infrastructure that any agent can call to produce on-brand assets. Congrats on the launch, @rincidium! https://t.co/0qDEfQ05QC https://t.co/f7Gm6bIL4E

The next big social platform won't start with photos or videos. It will start with games. https://t.co/EOEBWDUx2D is the TikTok for user-generated games: anyone can play, create, publish, and monetize. In 5 days, they hit 1M organic plays across 3,000 games. https://t.co/YGzxY58M3M

Varun Vummadi (@varunvummadi) is the co-founder of @GigaAI, which builds AI agents for customer support for some of the biggest companies in the world, including DoorDash, one of the largest crypto exchanges in the US, and a top-three global telecom provider. At Startup School https://t.co/FhCjjlXz1p

Congrats to @kiwicopple, @AntWilson, and the @supabase team on their $500M Series F at a $10B valuation! Database launches on Supabase have grown 600% in the past year, with more than 60% of new databases launched by AI tools. Nearly 10 million developers build on Supabase https://t.co/0eLvOBxylL

Tenet Industries (@industriestenet) is building low-cost, mass-producible defense systems, starting with strike drones. Defense primes are still building Bugattis and Ferraris. Tenet is building the F-150 for defense. https://t.co/XGoSOF7HOT

We built the fastest explainer video generator in the world. Introducing Simi: turn any prompt, doc, or idea into a complete whiteboard explainer video in seconds. It supports 80+ languages, so the same idea can be taught to audiences anywhere. AI video has gotten insanely https://t.co/VE0uIaCCqt

I joined Y Combinator with 14 users, building a dev tool for myself. Then @SaaiArora joined as CTO, and we started growing and shipping 2x faster. It forced us to rebuild product and infra from the ground up for teams, not solo devs. We are ending the batch with >300k agent https://t.co/nLzgogI6VA

Sazabi is a next-generation observability platform designed for fast-moving, AI-native engineering teams. If you're using Datadog, Sentry, Grafana, or Axiom today, you could be moving ten times faster with @sazabi. Congrats on the launch, @shcallaway! https://t.co/dpjfxXDxkR https://t.co/ZTqlV8Uu4T

Lamina Labs is building the fastest infra for explainer videos. The first product from @laminalabs, Simi, turns any prompt or document into a whiteboard-style explainer video in seconds, across 80+ languages, so anyone can explain anything clearly. Congrats on the launch, https://t.co/RDVbY9tiEo

Soria is an AI Bloomberg Terminal built for sector-specialist investors, starting with healthcare. Agents aggregate hundreds of sources, monitor inflections, and alert investors in real time— and they're already live with major banks and hedge funds. https://t.co/IMtSSLkRhW https://t.co/eMQChDP3An

Plena (@plena_health) is the AI OS for specialty medical practices. It runs the operations — referrals, fax, scheduling & collections — end-to-end so doctors can focus on medicine. In 8 months, they've grown 17x and crossed seven figures in contracted ARR. Congrats on the https://t.co/fM1OLjzoij

Enjamb (@tryenjamb) puts AI agents across the entire drug program, from evidence synthesis to regulatory docs to statistical programming, cutting months off the path from preclinical to approval. https://t.co/kfq4DbjffL https://t.co/CLWjXVy6F5

Gravy is building Agents for your money. @gravy_finance connects to your banks, investments, email and more to explain your money and automate your financial tasks. Congrats on the launch, @alitabba_ & @DevMaxC! https://t.co/MMJ1cr2KoE https://t.co/WryqUtsEUY

Intelligence Factory is building human intelligence for robots. They train general-purpose manipulation models on human demonstration data (vision, action, and touch), then deploy them in warehouses, grocery stores, and data centers. Congrats on the launch, @coldifl and Jalaj! https://t.co/nrXtU2ZqfH

Ara is the self-driving IDE. Instead of waiting for your next prompt, it ships features for you. @aradotso maintains self-improving memory across the app, Claude, and Codex. Congrats on the launch, @xadisingh & @svemyhre! https://t.co/EpakdCWbmH https://t.co/KOTJjdyhCm

Walter (@walterindustry) is an AI employee for the manufacturing back office. He logs into the same legacy ERP a factory already runs just like a human would, and takes over the manual work no one ever wanted to do. Congrats on the launch, @nikolas_keller, @lukaspostulka! https://t.co/ZhvmWMVTDi

tday (@designtday) builds marketing on autopilot for software companies— turning every shipped feature into demo videos, social posts, and graphics, so teams can market as fast as they build. Congrats on the launch, @cyruskellyadl, @s43stha & @David_l_mcd1! https://t.co/YVgxbnBO4G

Parrot’s (@tryparrotai) OS provides full context on estimates, parts, customers, insurers, suppliers, and payments, so their agents can physically call and communicate with real people to run the shop on autopilot. Congrats on the launch, @pbaek5699 & @Parrot_Liam! https://t.co/ROaBCD2q74

.@BentoLabsAI is the monitoring and learning layer for long-running agents. Their learning layer gives agents model-jump gains: Sonnet 4.5 went 42.2%→52.4% on TB2 (Internal). Congrats on the launch, @Abhinavv_soni & @kacppian! https://t.co/LTy5sslfni https://t.co/6E5ZGzh5eY

Memoir (@trymemoir_ai) is an autonomous marketing system for software companies, letting builders focus on building. It turns your code into demo videos and makes social posts in your own voice, automatically. Congrats on the launch, @MaanavA51108 & @ZhanJason179! https://t.co/71QDPOotJM

AICE is building a new generation of intelligent, autonomous underwater drones to defend maritime infrastructure. Cheap aerial drones have transformed warfare in the air. AICE believes the same shift is coming underwater. Congrats on the launch, @gregchomette & https://t.co/JXkX8WlwSi

Autostep finds the repetitive work hiding inside your company, then helps you fix it. It context mines how your team works across emails, decks and reports. Then it proactively spawns agents on that context so the work never gets repeated again. Congrats on the launch, https://t.co/7HAJf1dN2s

Uno Wallet (@myunowallet) replaces Apple Wallet on iPhone and helps you pay with the right card every time. Add your cards, double-click to pay, and Uno picks the best one. Congrats on the launch, @RuleSaket & @MordiShadpour! https://t.co/2lH6wF6Haj https://t.co/HGTjZ2jEEt

.@CentralComs builds AI agents for residential property management companies that automate maintenance coordination, leasing workflows, and back-office end-to-end, so management teams run more smoothly and earn more with the same team size. https://t.co/GTsqH8mq10 https://t.co/DKzJGyLPFp

Wato (@watolabs) is building the collaboration layer for teams working with AI agents: shared knowledge, cloud agents, automations, and permissioned tools across the AI subscriptions companies already use. Congrats on the launch, @arihanxv & @rahulrejeev! https://t.co/ftRI0aUNMg

Wealor is building the AI-native platform for wealth managers— a centralized source of truth across wealth management, tax, and legal, with AI agents that automate operational work directly across legacy systems. Congrats on the launch, @Pierredpy72 and @KarimBOURI1! https://t.co/ZiLjYDNZWj

Cignara (@cignara_ai) automates sales and customer support for large B2C enterprises across voice + chat. Its AI agents go beyond FAQs to resolve issues, execute governed policy-bound actions, and surface retention and growth moments. Congrats on the launch, @nalingupta01! https://t.co/dR87kfHUKp

Maquoketa is building the intelligence layer for drone manufacturers and the US military, starting with a better guidance system. They triple the successful hit rate of one-way attack drones for one-fifth the vehicle cost. Congrats on the launch, @yeager620, @alejahern_, https://t.co/AQD3t8ISox

Refortifai is building Atrisa, agents for analog circuit design. It reasons hierarchically about your circuit, finds the right topologies for your specs, and does deep-dive debugging — all with awareness of parasitics, physical layout, reusability, and interference. Bring your https://t.co/dnSOETqZXZ

.@KugelAudio builds multilingual voice AI you can run in your own Kubernetes cluster. It handles 30+ languages and dialects naturally. Even phone numbers, emails, and mixed-language text — fully on-prem. https://t.co/Inec0ateC1 https://t.co/A4ZB9eA3Eu