T3MP3ST vs Sublime Security
Side-by-side comparison of features, pricing, and ratings
At a glance
| Dimension | T3MP3ST | Sublime Security |
|---|---|---|
| Pricing | Free (AGPL-3.0 open-source) | Contact for pricing |
| Primary Use Case | Autonomous red-teaming of LLMs | Enterprise email security (BEC, phishing) |
| Deployment | Self-hosted, no cloud dependency | Cloud-based, integrates with M365/Workspace |
| Target Users | AI safety researchers, security engineers | Enterprise SOC teams, detection engineers |
| Key Feature | Multi-agent swarm for automated attacks | Autonomous agents (ASA, ADÉ) for triage and detection |
If you need to stress-test LLMs proactively and have the in-house expertise to manage open-source tooling, T3MP3ST is the free, autonomous choice. For organizations fighting targeted email threats with a need for transparent, agent-driven detection and low false positives, Sublime Security's enterprise platform delivers — but at an unknown cost and with a steeper onboarding for small teams.
Keyless multi-agent red-teaming framework that turns your coding agent into a zero-day hunter
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What real users say: T3MP3ST vs Sublime Security
Not marketing copy and not our opinion — a structured sweep of public discussion (reviews, forums, communities and video comments), showing what people praise and what they complain about for each tool.
T3MP3ST
31 mentions across 4 sources · 53% positive — mixed
Hacker News, Bluesky, GitHub, Lemmy
What users praise
- • Autonomous multi-agent orchestration reduces manual oversight for red-teaming.
- • Modular plugin architecture enables custom attack strategies and extensibility.
- • Free, open-source, and self-hosted with no cloud dependency.
- • Keyless operation using existing AI coding agents like Claude Code.
What frustrates them
- • CLI detection fails for common tools like Claude Code and Codex CLI.
- • Setting up local LLM (e.g., Ollama) is poorly documented.
- • No guidance for adding authentication headers in web scans.
- • Essential documentation for basic configuration is missing or confusing.
Researched Jul 16, 2026
Sublime Security
28 mentions across 2 sources · 35% positive — critical
YouTube, Lemmy
What users praise
- • Full transparency with evidence-backed verdicts, real differentiator.
- • Custom detections in Sublime Script, powerful YARA-like language.
- • Autonomous agents triage, reducing analyst workload.
- • Integrates natively with Microsoft 365 and Google Workspace.
What frustrates them
- • Nearly no independent community feedback yet, unproven claims.
- • Steep learning curve, advanced skills required for Sublime Script.
- • Pricing opaque, no self-serve tiers, contact-only.
- • Graymail protection still beta, not fully tested.
Researched Aug 26, 2026
Who should pick which
- AI safety researcher evaluating LLM robustnessPick: T3MP3ST
T3MP3ST is designed specifically for autonomous red-teaming of LLMs with multi-agent attack orchestration, and it's free and open-source.
- SOC analyst combating advanced BEC attacksPick: Sublime Security
Sublime Security's Autonomous Detection Engineer auto-creates detections for BEC/VEC, and it integrates with M365 and Google Workspace for real-time protection.
- Security engineer needing continuous LLM validationPick: T3MP3ST
T3MP3ST runs autonomously with configurable agent swarms, enabling continuous security testing without human intervention, and is self-hosted.
- Enterprise security team wanting transparent email detectionPick: Sublime Security
Sublime provides evidence-backed verdicts and custom rules via Sublime Script, giving full visibility into detection decisions.
Frequently Asked Questions
T3MP3ST vs Sublime Security: which should you choose?
If you need to stress-test LLMs proactively and have the in-house expertise to manage open-source tooling, T3MP3ST is the free, autonomous choice. For organizations fighting targeted email threats with a need for transparent, agent-driven detection and low false positives, Sublime Security's enterprise platform delivers — but at an unknown cost and with a steeper onboarding for small teams.
Can T3MP3ST be used for email security?
No, T3MP3ST is focused on red-teaming LLMs, not email. Sublime Security addresses email security specifically.
Does Sublime Security offer a free tier?
No, Sublime requires contacting sales for pricing. However, they offer a free EML Analyzer tool for email analysis.
Which tool supports custom detection rules?
Both do: T3MP3ST via modular plugin architecture for attack strategies, and Sublime via Sublime Script (YARA-like) for email detections.
Is T3MP3ST suitable for non-technical users?
No, it's not recommended for non-technical users as it requires comfort with CLI and self-hosting, and lacks a GUI-focused experience.
Does Sublime Security integrate with Google Workspace?
Yes, Sublime integrates with both Microsoft 365 and Google Workspace.
Can I run T3MP3ST in the cloud?
While T3MP3ST is self-hosted and has no cloud dependency, you can deploy it on your own cloud infrastructure.
Does Sublime Security provide automated incident response?
Yes, it offers features like quarantine, alert, and remediation as part of its automated response.
Which tool is better for a small business with limited security staff?
Neither is ideal: T3MP3ST requires security expertise; Sublime is intended for enterprises. However, if email security is needed, Sublime's AI agents can reduce manual effort.
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Last reviewed: July 16, 2026