depthfirst autonomous security agents vs Replit Security Agent
Quick answer
depthfirst autonomous security agents (code, supply chain, secrets and agentic pentesting) (depthfirst (DepthFirst AI, Inc.)) and Replit Security Agent (agent platform with security scans, AI pentest and Agent autofix) (Replit) are both listed in the Code security category of Agent Index.
They share no framework tags in our dataset.
This is not a ranking.
depthfirst autonomous security agents (code, supply chain, secrets and agentic pentesting) (depthfirst (DepthFirst AI, Inc.)) and Replit Security Agent (agent platform with security scans, AI pentest and Agent autofix) (Replit) are both listed in the Code security category of Agent Index. They share no framework tags in our dataset.
| Field | ||
|---|---|---|
| Vendor | depthfirst (DepthFirst AI, Inc.) | Replit |
| HQ | United States · North America | United States · North America |
| Primary category | Code security | Code security |
| Also listed in | Code security, Security | Code security |
| Summary | San Francisco application-security platform whose autonomous AI agents trace business logic and data flows to find exploitable code vulnerabilities, check dependency reachability and secrets, review pull requests with proposed fixes, and run agentic pentests against running applications, re-running each attack after a fix merges to confirm it is closed. | US agentic development platform whose Security Agent reviews a project's full codebase (threat model plus Semgrep/HoundDog static analysis), Level 3 AI pentest black-box tests the running Preview, and accepted findings can be sent to Agent for parallel remediation with a follow-up rescan — listed as an agent platform with security integrations, not a dedicated AppSec scanner. |
| Frameworks (vendor-stated) | — | — |
| Frameworks (vendor-claimed) | — | — |
| Capabilities / tasks | appsec, sast, sca, secrets detection, pr review, remediation, pen test management | agent platform with security integrations, appsec, pen test management, remediation |
| Pricing (as published) | Not published | Published: Core from $20/month ($18 annual); Teams from $100/month ($90 annual); Enterprise quote; Agent/security-scan usage billed as Agent work (replit.com/pricing at last check). |
| Pricing model | quote | published-tiers |
| Primary source | https://depthfirst.com/ | https://docs.replit.com/features/security/agent-security-scans |
| Last checked | 2026-10-19 | 2026-10-20 |
| Official site | https://depthfirst.com/ | https://docs.replit.com/features/security/agent-security-scans |
FAQ (from this dataset)
What is the difference between depthfirst autonomous security agents and Replit Security Agent?
Both are listed under Code security. Shared tasks: appsec, remediation, pen-test-management. depthfirst autonomous security agents-only tasks: sast, sca, secrets-detection, pr-review. Replit Security Agent-only tasks: agent-platform-security-integrations. Differences are from stored category and task tags, not a ranking.
Which one publishes pricing?
depthfirst autonomous security agents (code, supply chain, secrets and agentic pentesting): Not published Replit Security Agent (agent platform with security scans, AI pentest and Agent autofix): Published: Core from $20/month ($18 annual); Teams from $100/month ($90 annual); Enterprise quote; Agent/security-scan usage billed as Agent work (replit.com/pricing at last check).
Where are depthfirst autonomous security agents and Replit Security Agent headquartered?
depthfirst autonomous security agents (code, supply chain, secrets and agentic pentesting) publishes HQ in United States. Replit Security Agent (agent platform with security scans, AI pentest and Agent autofix) publishes HQ in United States.
Listings tagged agent platform with security integrations are coding platforms with a documented scanner or vulnerability-fix workflow, not dedicated application-security products. Dedicated AppSec listings are compared on the AI code security agents table.
Use-case comparisons
- AI code security agents — 33 listings (Application security scanning, suggested or automated code fixes, and pull-request security review)
- Agentic pentesting AI agents — 33 listings (Autonomous or AI-assisted penetration testing, attack-surface testing and exploitable-path verification)
Related
- depthfirst autonomous security agents (code, supply chain, secrets and agentic pentesting) alternatives
- Replit Security Agent (agent platform with security scans, AI pentest and Agent autofix) alternatives
- Best code security AI agents
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