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depthfirst
AI-native security platform for code vulnerability remediation
About depthfirst
Patcherai, operating as depthfirst, is an applied AI lab developing security solutions to address modern, AI-era threats. Founded in 2024 by CEO Qasim Mithani, Daniele Perito, and CTO Andrea Michi, the San Francisco-based company aims to secure software systems against automated and autonomous adversaries. The founding team combines experience from prominent tech organizations, including Google DeepMind, Databricks, Faire, and Amazon. Mithani previously built infrastructure at Databricks and AWS, Perito was a co-founder of Faire and led security at Cash App, and Michi was a Research Engineering Lead at Google DeepMind.
Read full description
The company's core product is the General Security Intelligence (GSI) platform, an AI-native security system that analyzes a company's code, infrastructure, and business logic to identify and remediate vulnerabilities. By building a comprehensive contextual understanding of a system, the platform is designed to find complex vulnerabilities, such as business logic flaws and backdoors, that traditional static analysis tools might miss. Patcherai claims its agents uncover eight times more true-positive vulnerabilities while reducing false positives by 85% compared to conventional tools. The platform provides developers with actionable, ready-to-merge fixes directly within their workflows, aiming to enhance the efficiency of security and engineering teams.
Patcherai operates on a Software as a Service (SaaS) business model, offering its platform through subscriptions. In January 2026, the company announced it had raised $40 million in a Series A funding round led by Accel, with participation from investors including Alt Capital, BoxGroup, Liquid 2 Ventures, Mantis VC, and SV Angel. This capital is intended to accelerate research and development, expand its go-to-market strategies, and grow its team in areas like applied research, engineering, and sales. Early customers include companies such as AngelList, Supabase, Moveworks, and Lovable.
At a glance
- Status
- Operational
- Founded
- 2024
- Headquarters
- San Francisco, United States
- Employees
- 47
- Open positions
- None listed
- Dealroom signal
- 88.5/100
- Industry
- Security
- Sub-industry
- Cloud & Infrastructure
- Sector
- Core AI, Cybersecurity, AI Security, Generative AI, AI Applications
- Technology
- Artificial Intelligence
- Business model
- SaaS
- Client focus
- b2b
Latest news
Press, funding announcements and product moves mentioning depthfirst.
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES BOther financing | Mar 2026 | $80M | $580M | Forerunner Ventures · Liquid 2 Ventures · The House Fund · Accel | ↗ |
| SERIES AOther financing | Jan 2026 | $40M | $160M | SV Angel · BoxGroup · Kirsten Green · Colin Evans | ↗ |
Growth signals
Latest recorded traffic for depthfirst is 41K monthly website visits, up 192.9% over the last three months.
Similar companies
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Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Series A16 investors entered at this stage
Andreessen Horowitz
Coatue Management
Pale Blue Dot
Accel
SV Angel
BoxGroup
Kirsten Green
Colin Evans
Alt Capital
Logan Kilpatrick
Jeff Dean
Liquid 2 Ventures
MANTIS
Meritech Capital
Forerunner Ventures
The House Fund
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about depthfirst on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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