Startups — Page 12
Companies to watch, momentum, milestones.
- Bluecore Energy raised $10M to test its floating nuclear reactor at Long Beach
Bluecore Energy is testing an unfueled prototype at Long Beach before the harder work of licensing a commercial reactor.
- Divine plans public launch for August 20th, with Taco Bell as first brand partner
Divine's August 18th release says Evan Henshaw-Plath and Liz Sweigart plan to remove invite codes on August 20th as the Nostr-based video app bans AI-generated posts and tests its first brand collaboration with Taco Bell.
- Startup Spotlight: Sellara is building AI agents for the work after a Wall Street trade
Sellara's former Citi bankers are building specialized AI agents for trade capture and reconciliation, backed by a16z Speedrun.
- Amp holds SOC 2 Type II without requiring pull requests
Amp, which [LinkedIn lists at 11-50 employees](https://www.linkedin.com/company/amp-code/), uses signed commits, automated checks and agent threads while skipping mandatory pull requests.
- Mythos AI assists towboat crews as Aurora deploys fully driverless trucks
Geoff Douglass's Mythos AI supplies advisory navigation for a crewed Mississippi towboat, while Chris Urmson's Aurora is expanding fully driverless Class 8 freight operations in Texas.
- YC-backed DAIVIN is building tankless dive gear around water electrolysis
Founder Leo Kankkunen has shown a prototype, while DAIVIN's own spec sheet says its 5-kilogram system remains conceptual.
- Trunk Tools expands construction AI from document search into workflow agents
Solo founder Sarah Buchner spent more than a decade in construction before expanding Trunk Tools from document search into connected agents for contractor workflows.
- Orion Sleep undercuts Eight Sleep with a $2,295 cooling cover
The startup combines repeat founders and $17.5 million in seed backing with early product validation, while its clinical case remains preliminary.
- Joby agrees to buy Resonant Sciences for $500 million to build defense arm
The deal moves hybrid and autonomous aircraft into a Dayton defense unit while JoeBen Bevirt's commercial team stays focused on air taxis.
- Former Qwen lead Junyang Lin launches Pragmatik Labs for digital and physical agents
HSG and Gaorong co-led the Shanghai lab's financing, with Tencent joining a founder-driven bet reportedly valued at $2 billion.
- Firefly Aerospace hits record $117.7M Q2 revenue, beating estimates by 34%, NASA awards mount
Revenue rose 45.5% sequentially as NASA, defense and lunar awards expanded Firefly's backlog; the company maintained 2026 guidance of $420 million to $450 million.
- Manus asks affected users to back up data before Meta separation
Manus is telling affected users to back up recent data before an August 23rd-24th deletion window as it separates from Meta and its founders reportedly seek financing for a buyback.
- Rippling sues Runlayer over three patents after trade-secret accusation
The dueling cases grew out of a nearly yearlong product trial that ended without a contract and left both sides preparing competing MCP gateways.
- Trax founders test Swish's basketball sensor in a six-month NBA pilot
The co-founders are testing fixed court hardware through NBA Launchpad, where a broader league partnership depends on the pilot results.
- Ara details cloud coding-agent workflows in July product update
Founded by Adi Singh and Sven Myhre, Ara is a two-person YC startup that documented its Cloud Coding Agent on July 7th, with isolated sessions, stored context and human review.
- Startup Spotlight: Strive Robotics builds a verification layer between factory software and machines
Craig Cheney's MIT-trained team is connecting robotic work and verification directly to manufacturers' production systems.
- Metabase patches exploited SQL injection after Framework and Tally report data theft
The unauthenticated SQL injection flaw gave attackers a path from an analytics instance to connected database credentials and customer records.
- Sidekick runs factory work orders and training through plain text messages
Justin So says the YC-backed AI agent is live in more than 20 plants, where workers can report problems without installing an app.
- Oklo's Groves reactor reaches criticality, testing a faster path to isotope production
The Texas reactor went from groundbreaking to a sustained chain reaction in under a year, though its authorized power is capped at 100 watts.
- ProvenMetal opens seven-day US circuit-board service for defense teams
Trinity engineers Johnny Doyle and Will Carkner are coordinating U.S. suppliers and partners rather than starting with a factory.
- Nucleus exits stealth with a claimed 90-day humanoid factory deployment
Melvin Schwarz is building a control layer for putting third-party humanoid robots to work in existing industrial sites.
- TareBio joins YC's summer batch with a cancer vaccine program
Physician-scientist Eta Atolia is turning years of neoantigen and synthetic-biology research into a Los Angeles biotech.
- EdotEnv pitches market-derived RL environments for training financial agents
The YC Summer 2026 startup is betting shifting market regimes can train long-horizon agents better than static benchmarks.
- Omanta Health maps patient records and genomics to potential therapies
The YC S26 entrant says its system combines longitudinal records, personal genomics and scientific literature to map disease drivers and therapies.