12
Total investments
5
Early stage
1
Mid stage
0
Late stage
2y
Years active
Portfolio
12 investments · sorted by recency
All investments
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Mid stage
Late stage
Investor
Mar 2026
A network for entrepreneurs building in stealth.
Submit your information here so investors can find you:
harmonic.ai/get-discovered
Investor
Dec 2025
Tensormesh is an AI inference optimization company that never charges you twice for cached tokens, making AI applications faster and dramatically cheaper to run anywhere. Created on leading open-source frameworks, AI teams building agents and LLM applications deploy in minutes with full observability and granular workload control.
Investor
Dec 2025
Stealth AI Startup is an independent initiative focused on founders building AI companies before public launch.
We explore the earliest stages of building an AI startup—from testing an idea and finding collaborators to assembling a team and preparing to launch.
Our focus:
• Founder experiences and lessons from building in stealth
• Emerging AI technologies and startup trends
• Perspectives from founders, researchers, engineers and investors
• Practical learning for the journey from idea to launch
We believe founders can exchange knowledge and build meaningful professional connections while keeping their products and plans confidential.
This is the official LinkedIn Page of the Stealth AI Startup initiative. It represents our initiative, rather than the separate companies built by founders who follow it. Following or engaging with this page does not, by itself, establish employment, partnership or endorsement.
Follow us for perspectives on building AI companies and updates from our initiative.
Visit us at https://www.stealthaistartup.online/
Investor
Oct 2025
We enable serverless inference via our GPU orchestration and model load-balancing system. We unlock fine-tuning by enabling organizations to size their server fleet to throughput needs, not number of models in the catalogue.
See it in action on our public cloud, which offers inference for 10k+ open weight models.
Investor
Aug 2025
A stealth startup in the AI, Automation, and Deep Machine Learning game is like the secret agent of the tech world. These companies are all about flying under the radar to keep their big ideas safe from the competition. It’s not just about being sneaky; it’s a strategic move to control their own story when they’re ready to go public.
In the VC world, this is old news. These stealth startups usually keep things hush-hush for the first couple of years. Investors might have to reveal a bit about their involvement, but the details are kept pretty vague. Most entrepreneurs say theyre in stealth mode to keep their genius ideas from getting swiped. And honestly, if your idea’s that simple, it’s a legit worry. So they stay quiet, build their product, and then hit the market with a bang." To write a tagline in 120 characters or less.
Board Member
Jul 2025
Skyvern helps companies automate browser based workflows using LLMs and Computer Vision, fully automating manual workflows and replacing brittle or unreliable scripts.
Examples include:
Automating materials procurement from commerce websites
Completing complex multi-step workflows (ie getting an insurance quote from Geico.com)
Investor
Jun 2025
Delty is transforming healthcare operations with AI agents.
Learn more at https://delty.ai/
Find us on X at https://x.com/delty_ai
Investor
Apr 2025
With Droidrun you can automate any mobile app.
Grant AI native control of virtual & physical phones - Automate mobile workflows, unlock data, and more. Everything is possible through natural language.
Investor
Mar 2025
Open-source inference server and production cluster for embeddings, reranking, and extraction.
Cut API costs by 50x, boost quality with 85+ SOTA models, and keep your data in your own cloud.
Investor
Feb 2025
PandasAI is redefining Business Intelligence with AI-first dashboards.
Our product, Annie, lets anyone turn data into dashboards, insights, and reports in under a minute — no code required. Powerful editing tools make it easy to customize every component. If youve been frustrated by Metabases complexity, PowerBIs enterprise overhead, or txt2sql tools that cant handle actual self-BI, Annie might be what youve been waiting for.
We’re also the team behind PandasAI, the leading open-source library for conversational data analysis with 20k+ GitHub stars.
Together, we’re building the fastest path from data to insight.
Investor
Jul 2024
Grafana Labs, the company behind the open observability cloud, is founded on the principles of open source, open standards, open ecosystems, and open culture. Grafana Cloud, our fully managed observability platform, is flexible and built for scale. With Grafana Clouds actually useful AI, organizations can see, understand, and act on all their disparate data to move at the speed of their ambitions, while getting the visibility they need to run AI systems reliably and at scale. Today, more than 35 million users and 7,000+ customers – including Anthropic, Bloomberg, NVIDIA, Microsoft, and Salesforce – trust Grafana Labs to ensure reliability of their applications and systems, resolve incidents quickly, and optimize their telemetry to reduce noise and cost. We are a 100% remote company with 1,400+ team members across 40+ countries, and we’re backed by leading investors including Lightspeed Venture Partners, Sequoia Capital, GIC, Coatue, J.P. Morgan, CapitalG, and Lead Edge Capital.
Experience · 14 entries
All (14)
Investments (12)
Board (1)
2026
Investor
Mar 2026
A network for entrepreneurs building in stealth.
Submit your information here so investors can find you:
harmonic.ai/get-discovered
2025
Investor
Dec 2025
Tensormesh is an AI inference optimization company that never charges you twice for cached tokens, making AI applications faster and dramatically cheaper to run anywhere. Created on leading open-source frameworks, AI teams building agents and LLM applications deploy in minutes with full observability and granular workload control.
Investor
Dec 2025
Stealth AI Startup is an independent initiative focused on founders building AI companies before public launch.
We explore the earliest stages of building an AI startup—from testing an idea and finding collaborators to assembling a team and preparing to launch.
Our focus:
• Founder experiences and lessons from building in stealth
• Emerging AI technologies and startup trends
• Perspectives from founders, researchers, engineers and investors
• Practical learning for the journey from idea to launch
We believe founders can exchange knowledge and build meaningful professional connections while keeping their products and plans confidential.
This is the official LinkedIn Page of the Stealth AI Startup initiative. It represents our initiative, rather than the separate companies built by founders who follow it. Following or engaging with this page does not, by itself, establish employment, partnership or endorsement.
Follow us for perspectives on building AI companies and updates from our initiative.
Visit us at https://www.stealthaistartup.online/
Investor
Oct 2025
We enable serverless inference via our GPU orchestration and model load-balancing system. We unlock fine-tuning by enabling organizations to size their server fleet to throughput needs, not number of models in the catalogue.
See it in action on our public cloud, which offers inference for 10k+ open weight models.
Investor
Aug 2025
A stealth startup in the AI, Automation, and Deep Machine Learning game is like the secret agent of the tech world. These companies are all about flying under the radar to keep their big ideas safe from the competition. It’s not just about being sneaky; it’s a strategic move to control their own story when they’re ready to go public.
In the VC world, this is old news. These stealth startups usually keep things hush-hush for the first couple of years. Investors might have to reveal a bit about their involvement, but the details are kept pretty vague. Most entrepreneurs say theyre in stealth mode to keep their genius ideas from getting swiped. And honestly, if your idea’s that simple, it’s a legit worry. So they stay quiet, build their product, and then hit the market with a bang." To write a tagline in 120 characters or less.
Show all 14 entries ↓
Investment activity
2024–2026 · 12 investments
Recent (last 2 years)Earlier
