How much funding has depthfirst raised?

depthfirst has raised $120M in total. Its most recent round was a Series B in March 2026.

How many people work at depthfirst?

About 42, up 5% over the last 30 days, with 11 open roles.

Who are depthfirst's competitors?

Harness, Qwiet, and Prophaze Technologies Pvt.Ltd. are among the closest in Application Security. The full competitive set, with overlap scoring, is in the platform.

depthfirst

Application SecuritySan Francisco, United Statesfounded 2024private

depthfirst is a cybersecurity company specializing in Application Security, founded in 2024 and headquartered in San Francisco, United States. It has raised $120M in total funding, employs about 42 people, and is privately held.

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updated Aug 18, 2026

The record

What depthfirst did, dated.

Aug 2026Product launchdepthfirst Announces dfbench, a Cybersecurity Benchmark for Evaluating Frontier Models and Agentic Systems
Aug 2026Feature launchIntroducing Threat Model: living security artifacts that capture each repository's architecture, trust boundaries, attacker-controlled inputs
Jun 2026Acquisitiondepthfirst acquires Almanax team
Mar 2026Mega roundMeet The $580 Million Startup Making AI Models To Fight Artificial Hackers

Momentum

77, and climbing.

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Products

What depthfirst sells.

depthfirst PlatformAI-powered AppSec platform for code, supply chain, secrets & DAST.Details ↗

In the platform

The other 440 data points.

Funding historyevery round, every lead investor
Headcount growthvelocity, departments, seniority
Open jobs11 live postings, role mix
Tech stackframeworks, clouds, security

Similar in Application Security

FAQ

Common questions about depthfirst.

How much funding has depthfirst raised?: depthfirst has raised $120M in total. Its most recent round was a Series B in March 2026.
How many people work at depthfirst?: About 42, up 5% over the last 30 days, with 11 open roles.
Who are depthfirst's competitors?: Harness, Qwiet, and Prophaze Technologies Pvt.Ltd. are among the closest in Application Security. The full competitive set, with overlap scoring, is in the platform.