| What it does | CI/CD testing for AI voice agents that calls your agent and returns pass/fail results
| Test and guard AI agents with outcome verification, not reply verification
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
| IT
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| Pricing model | Free
| Freemium
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| Pricing | 100 free minutes. No credit card required.
| Free: €0/month with 100 test runs per month; Test: €19/month with 2,000 runs per month; Guard: €99/month with unlimited runs plus live guard features. AI usage is metered separately at cost.
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| 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
| - Isolated sandbox with fresh fake accounts for testing
- 88 scenario templates for refunds, cancellations, pauses and plan changes
- CI gate and CLI with dependency-free deployment
- Policy gate with ALLOW/REVIEW/HOLD/DENY decisions
- Human approval for risky actions
- Independent verification of outcome against ground-truth state
- Guardrails with prompt injection and PII detection
- Per-end-user spending caps in rolling windows
- Append-only evidence log with JSON, CSV and PDF export
- GitHub Action integration for automated testing
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| 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
| - Deterministic verdicts from explicit state checks, not language model decisions
- No-cost deterministic testing; AI features are optional and separately metered
- Integrated sandbox testing and production guarding in one platform
- Idempotent and exactly-once action execution with retry safety
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 7 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 3 | 0 |
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| Citation Flow (Majestic) | 22 | 0 |
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| Referring domains (Majestic) | 40 | 0 |
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COLVO