Skip to main content

PromptBrake vs DidWork

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

PromptBrake compared with DidWork
DetailPromptBrake logo PromptBrakeDidWork logo DidWork
What it doesAutomated AI security testing for chatbots, agents, and APIs Independent verification for AI agent outcomes
StageNot given Startup
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree trial: 3 scans over 7 days. $99 USD once for 5 scans valid 30 days (no renewal). $499/month for 30 scans per billing month and one active runner license (month-to-month). Hobbyist: free forever with 250 checks/month; Pro: $9/month with 2,500 checks/month, $0.01 per extra check
Key features
  • 138 automated checks across 18 attack categories
  • API endpoint and web chatbot testing
  • Self-hosted Docker runner
  • Evidence exports and Baseline Diff
  • CI/CD release gate automation
  • Findings with evidence, business impact, and remediation guidance
  • Behavioral regression detection
  • Independent outcome verification with VERIFIED, FAILED, or UNKNOWN status
  • First-party adapters for Stripe, GitHub, Linear, Sentry, Resend, and HTTP endpoints
  • MCP integration with Claude Code, Cursor, and any MCP host
  • GitHub Actions required check that fails on unverified claims
  • Audit trail storing claims, evidence, and verdicts separately
  • Capability inspection before agents call tools
  • Read-only credential access with AES-256-GCM encryption
  • Continuous monitoring with watches every 5-10 minutes on Pro plan
  • Evidence retention for 7 days on Hobbyist, 1 year on Pro
What makes it different
  • Built by an application-security practitioner with GWEB certification
  • Compare test results with Baseline Diff to verify fixes
  • Refuses to guess: returns UNKNOWN rather than false positives when evidence is unreachable
  • Neutral gate between agent execution and success verification
  • Runs the same way in production as in development
  • Never needs write access, only reads authoritative state
  • Structured audit trail for debugging and agent evaluation
Community votes00
DR (Domain Rating by Ahrefs)33 +1 (up) since last check2 no change since last check
Trust Flow (Majestic)121
Citation Flow (Majestic)2923
Referring domains (Majestic)4614

5 details filled in for both companies.

More alternatives to PromptBrake More alternatives to DidWork

Help centre