Top Artificial Intelligence Startups in California, US

Mercor partners with leading AI labs and enterprises to train frontier models using human expertise. With a talent network of more than 30,000 people across hundreds of domains, Mercor is building a new category of work where expertise powers AI advancement. While computing power and engineering talent have advanced rapidly, AI models can only improve when they learn from real human expertise across disciplines like law, medicine, coding, and finance. Mercor bridges this gap by connecting top professionals with frontier AI labs, enabling them to share insights, provide expert feedback, and shape the reasoning capabilities of next-generation models. Backed by $350 million in Series C funding led by Felicis, with Benchmark, General Catalyst, and Robinhood Ventures, Mercor is now valued at $10 billion. At its core, Mercor’s culture thrives on impact, agility, and growth. Mercor powers its teams to build at the frontier of technology.

We are building a family of smart turrets that can take precision shots at swarm drones to neutralize the threat at a very low cost per engagement.

Neander is building a multiplayer, agent-native development environment where business and technical teams co-create production software together. Instead of turning ideas into tickets, Neander translates business intent into architectural decisions, orchestrates collaboration across teams, and automates customization directly within the development environment itself. To apply for an early access, add yourself to the waitlist at neander.ai. If you don't see a relevant role but are interested in being part of our mission, write to me at [email protected]

GoodGoblin.ai is the ultimate "Admissions Operating System" designed to democratize elite college guidance. We believe expert mentorship shouldn't be a luxury for the few, so we built a data-driven platform that levels the playing field for every student. Our Four Pillars of Success Our platform guides students through the entire journey—from freshman strategy to senior year submission:   Architect (Grades 9–11): Builds a multi-year roadmap and identifies "profile gaps" early on.   Strategist (Grades 10–12): Uses data to find the perfect mix of "Reach," "Target," and "Safety" schools.   Editor (Grades 11–12): Provides 24/7 AI narrative coaching with instant feedback on clarity, story, and structure.   Analyst (Grade 12): Performs a final holistic audit to calculate real-time acceptance probabilities before you hit submit. Why It Matters Proven Results: Our users see a 31% boost in admission odds, with 97% of students securing a spot at a Top-30 university.   Radical Transparency: We show students exactly why an essay works using the same metrics admissions officers use.   Engineering Precision: We turn "guessing" into "optimizing" by analyzing millions of data points from successful applicants.   Join us in our mission to make the path to a dream university predictable, affordable, and stress-free for over 50,000 students worldwide.

FarmGPU is redefining the future of GPU-powered cloud computing by offering cost-effective, scalable, and high-performance GPU resources tailored specifically for AI developers, innovative startups, and enterprises worldwide. Positioned as a pioneer in the emerging "AI Neocloud" market, FarmGPU distinguishes itself from traditional hyperscale cloud providers through its specialized GPU-centric infrastructure and lean operational model. Our infrastructure leverages cutting-edge storage solutions, including the latest PCIe 5.0 NVMe SSDs, DPUs, and high bandwidth network storage. We build our platform using precisely tailored hardware—right-sized CPUs, RAM, and networking—to ensure maximum efficiency and cost savings, eliminating the unnecessary overhead associated with traditional cloud platforms. FarmGPU's commitment to operational excellence includes advanced AI workload orchestration, proactive system monitoring, comprehensive telemetry, and rigorous performance testing, backed by extensive expertise in high-performance GPU technologies. Our robust security framework incorporates AMD Infinity Guard with TSME and SEV for confidential computing, adhering strictly to ISO/IEC 27001 and 27040 standards, ensuring full data encryption in transit and at rest. With instant deployment capabilities, our Docker-based instances spin up in seconds, enabling immediate access to GPU resources without the delays or inflated costs typically encountered with traditional cloud providers. Already trusted by industry leaders, including RunPod, the world’s fastest-growing decentralized GPU cloud platform, prominent blockchain companies, and top-tier SSD vendors, FarmGPU continues to scale and innovate at the forefront of the GPU compute industry. At FarmGPU, our goal is simple yet powerful: to deliver unmatched GPU computing value, empowering our customers to accelerate their AI ambitions efficiently and economically.

EliseAI is an AI startup transforming complex healthcare and housing systems. By deeply integrating into workflows and automating operations, it makes them efficient and cuts costs for all. Its platform supports medical practices with patient scheduling, intake and front-desk operations and helps property managers handle leasing, maintenance and resident engagement. EliseAI replaces fragmented tools with one integrated system that reduces manual work and improves accessibility and experience for residents and patients alike. The company is based in New York with teams in San Francisco, Boston and Chicago. To learn more, visit eliseai.com/careers.

## Join Our Team at Wanderboat: Your everyday AI companion for travel and outing ideas producthunt.com/posts/wanderboat-ai Wanderboat is your AI-powered guide to discovering the best activities and experiences in your city and travel destinations, complete with videos, images, and personalized insights. From signature dishes to photo spots, you can ask questions freely in-chat, in-document, or on-map for personalized experiences. We are looking for skilled web front-end engineers with a passion for startups to help us push the boundaries of what's possible.

Avoca is defining the AI front office built for the $1T home services industry. We're trusted by 800+ operators across HVAC, plumbing, electrical, roofing, pest control, and more. 100 people and growing. Backed by top investors. We have a high-energy, in-office culture across our NYC headquarters and Santa Barbara office.

Exploring intelligence that transcends Mental Efficiency (Physical Efficiency/Performance). By C.Monitor (monitoring brain wave-neuro-heart-blood), AI IoT. & Neuroscience.