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VoiceGremlin vs BWorlds

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

VoiceGremlin compared with BWorlds
Detail VoiceGremlinBWorlds logo BWorlds
What it doesCI/CD testing for AI voice agents that calls your agent and returns pass/fail results Engineering that never sleeps, for every app
StageNot given Startup
FoundedNot given 2026
Based inNot given FR
Pricing modelFree Freemium
Pricing100 free minutes. No credit card required. Free plan includes 1,000 credits per month. Starter begins at $25/month (10,000 to 50,000 credits, at $2.50 per 1,000 credits). Pro begins at $180/month (80,000 to 320,000 credits, at $2.25 per 1,000 credits). Enterprise pricing is custom. Annual Pro includes two months free and done-for-you migrati
Key features
  • Real phone calls from real carrier lines for end-to-end validation
  • LLM-powered test agent that role-plays as a customer
  • Plain English test case descriptions without scripted paths
  • Simple two-call REST API integration
  • Complete call transcripts in failure notifications for troubleshooting
  • LLM as Judge for intelligent pass/fail evaluation
  • No SDK or test case repository to manage
  • Pre-launch security, reliability, data, performance, cost, and code quality audit
  • 24/7 uptime monitoring with downtime alerts
  • Error tracking and session replay with 90 days history
  • AI-powered fix prompts that work with Lovable, Bolt, Replit, and Claude Code
  • Unlimited apps on any plan with shared credit balance
  • Status page and Trust Page for user transparency
  • GitHub integration for code change detection
  • Slack alerts and webhooks on Pro and above
  • Migration done-for-you on annual Pro plan
What makes it different
  • Real end-to-end validation with actual phone calls covering SIP integration, STT/TTS, and functional behavior
  • Intelligent LLM testing that understands intent instead of matching keywords or regex
  • Lightweight and unopinionated API design for fast integration
  • Complete call transcripts included in test failures for immediate troubleshooting
  • Works with every AI builder, not just one—covers Lovable, Bolt, Replit, Base44, Claude Code, and others
  • Monitoring and watching never consume credits—only work is metered
  • Plain-language findings and fix prompts for non-engineers
  • Your code and accounts stay yours—read-only audit and month-to-month plans
  • Open source browser SDK published under MIT License
Community votes00
DR (Domain Rating by Ahrefs)7 no change since last check4 no change since last check
Trust Flow (Majestic)34
Citation Flow (Majestic)2223
Referring domains (Majestic)4012

5 details filled in for both companies.

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