VibeGuard vs Sublime Security

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-10-18
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At a glance

DimensionVibeGuardSublime Security
PricingFree (open-source)Paid (contact for pricing)
Target Use CaseRedact sensitive data from AI coding assistantsEmail security against BEC, VEC, phishing
IntegrationsClaude, Cursor, Codex, GPT, GeminiMicrosoft 365, Google Workspace
DeploymentLocal proxy on macOS, Linux, WindowsCloud-based
Custom DetectionRules, regex, NER, keyword matchingYARA-like Sublime Script
TransparencyOpen-source (Apache 2.0)Proprietary

Choose VibeGuard if you're a developer using AI coding assistants and need a free, open-source way to prevent sensitive data leaks without complex setup. Opt for Sublime Security if you're a security team in a mid-to-large enterprise facing advanced email threats and need AI-driven detection with low false positives. They solve completely different problems—privacy for AI coding vs. email security.

Try VibeGuardTry Sublime Security
VibeGuard
VibeGuard

Open-source local MITM proxy that redacts secrets from your AI coding assistant requests and restores them in responses.

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Sublime Security
Sublime Security

Agentic email security that auto-triages reported phishing and writes custom detections for your SOC

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Pricing
Free
Contact Sales
Plans
—
$0
Popularity
9 views
7.5k views
Skill Level
Intermediate
Advanced
API Available
Platforms
DesktopCLI
APIWeb
Categories
🔒 Security & Privacy💻 Code & Development
🚨 Threat Detection & SOC
Features
Zero-config defaults—works out of the box without editing YAML
Process-level proxy that only intercepts traffic from launched processes
Built-in process launcher (vibeguard claude / cursor / codex)
Hot-reload rule editing via the admin UI without restarting the proxy
Encrypted storage of keyword-to-placeholder mappings using your local CA key
Multi-layer detection: rule lists, keyword matching, regex, and optional NER
Automatic redaction of sensitive values in requests and restoration in responses
Real-time audit log in the admin dashboard
Visual analytics in the admin dashboard
Rule management from the browser-based admin panel
One-line install for macOS, Linux, and Windows (PowerShell)
Automatic CA certificate trust setup via `vibeguard trust`
Placeholder format such as __VG_key_9d2e for redacted values
Local execution with no external data collection
Uninstall command with a purge option
Autonomous Security Analyst (ASA) auto-triages user-reported phishing end to end
Autonomous Detection Engineer (ADÉ) authors backtested org-specific detections
One-click approval before any new detection goes live
Custom detections written in Sublime Script, a YARA-like language
Full transparency into every verdict: matched detections and signal analysis
Behavioral threat-hunting interface for proactive investigation
Automated response actions: quarantine, alert and remediation
Detects BEC and vendor email compromise
Detects credential phishing, callback phishing, QR code phishing, ICS phishing
Prompt injection and malware/ransomware detection in email
Email DLP for stopping sensitive data loss over email (GA)
Advanced graymail protection filtering bulk and newsletter noise (public beta, July 2026)
Native deployment over Microsoft 365 and Google Workspace mail
Free email analyzer plus analyzer API for ad-hoc message scans
API for programmatic access to detections and verdicts
Integrations
Claude
Cursor
Codex
GPT
Gemini
Microsoft 365
Google Workspace

What real users say: VibeGuard 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.

VibeGuard

16 mentions across 4 sources · 55% positive — mixed (averaged across 4 sources)

Hacker News, YouTube, Product Hunt, GitHub

What users praise

  • • Zero-config out-of-box defaults make setup effortless and quick.
  • • Extremely lightweight — claims only 1% memory usage.
  • • Process-level interception means only targeted apps are filtered.
  • • Multi-layer detection (keywords, regex, NER) catches varied sensitive data.

What frustrates them

  • • Can't intercept local AI gateway traffic on 127.0.0.1.
  • • No global transparent proxy mode — easy to forget wrapping command.
  • • WebSocket mode unsupported, leaving Codex CLI unprotected.
  • • Lacks ability to force-block specific file reads like .env.

Researched Aug 4, 2026

Sublime Security

20 mentions across 2 sources · 80% positive (weighted across 2 sources)

YouTube, Lemmy

What users praise

  • • Verdicts show matched detections and signal analysis — analysts can read why, not trust a score
  • • Sublime Script is a YARA-like language your engineers can inspect, test, and tune
  • • ASA auto-triages user-reported phishing end to end, cutting the abuse-mailbox backlog
  • • ADÉ authors backtested, environment-specific detections that land ready for one-click approval

What frustrates them

  • • Community footprint is thin — one video thread, and no independent Reddit or HN validation
  • • Vendor efficiency claims (80% faster, 70% fewer FPs) are unverified by third parties
  • • Tuning workload is real and continuous if no one owns the rule library
  • • Not set-and-forget — teams replacing a legacy SEG should expect an operational shift

Researched Oct 14, 2026

Who should pick which

  • Solo founder using AI coding assistants
    Pick: VibeGuard

    Free, open-source, easy to install, and specifically designed to prevent leaking proprietary code or API keys from assistants like Claude and Cursor.

  • Security analyst in a large enterprise
    Pick: Sublime Security

    Advanced email threat detection with low false positives, custom rules, and integrations with Microsoft 365 and Google Workspace.

  • Privacy-conscious individual
    Pick: VibeGuard

    Zero-config local proxy that redacts sensitive data before it reaches AI APIs; fully transparent and auditable.

  • IT team complementing email security
    Pick: Sublime Security

    AI-powered BEC/VEC detection and automated response to fill gaps in legacy gateways.

  • Developer wanting to redact data for multiple AI tools
    Pick: VibeGuard

    Works with Claude, Cursor, Codex, GPT, Gemini—covering most popular AI coding assistants.

Frequently Asked Questions

VibeGuard vs Sublime Security: which should you choose?

Choose VibeGuard if you're a developer using AI coding assistants and need a free, open-source way to prevent sensitive data leaks without complex setup. Opt for Sublime Security if you're a security team in a mid-to-large enterprise facing advanced email threats and need AI-driven detection with low false positives. They solve completely different problems—privacy for AI coding vs. email security.

Can VibeGuard work with Sublime Security?

They solve different problems—VibeGuard for AI coding privacy, Sublime for email security. They don't integrate but could coexist.

Is VibeGuard production-ready?

It's open-source and stable but best suited for individual developers or small teams; no enterprise support.

Does Sublime Security offer a free tier?

No public free tier; pricing is subscription/enterprise based—contact sales.

Which platforms does VibeGuard support?

macOS, Linux, Windows with one-line install and automatic CA trust setup.

What email platforms does Sublime Security integrate with?

Microsoft 365 and Google Workspace.

Can VibeGuard redact data from non-coding AI tools like ChatGPT?

It supports GPT (ChatGPT) and Gemini, but its primary focus is coding assistants; other tools may work depending on traffic.

How do detection rules differ between the two?

VibeGuard uses regex, keyword, and NER; Sublime uses YARA-like Sublime Script for email-specific patterns.

Is VibeGuard's source code auditable?

Yes, it's open-source under Apache 2.0, so you can inspect and modify.

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Explore each tool further

VibeGuard
View VibeGuard reviewVibeGuard alternatives
Sublime Security
View Sublime Security reviewSublime Security alternatives

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Last reviewed: July 3, 2026