| What it does | Secure AI agents, with evidence
| 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 | GR
| IT
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| Pricing model | Freemium
| Freemium
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| Pricing | Community: €0 (open source, 1x monthly testing volume, weekly monitoring, 3 seats, 30-day data retention). Team: €349/mo (20x monthly testing volume, 10 seats, 90-day data retention, webhooks, priority support). Enterprise: Custom pricing (contact for details).
| 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 | - Automated adversarial testing with multi-turn and agentic attack chains
- Black-box testing without SDK installation or agent modification
- Four-tier Humanbound Firewall with LLM judge
- Continuous posture score from 0 to 100
- Framework mapping to EU AI Act, NIST AI RMF, OWASP LLM Top 10, OWASP Agentic AI Top 10
- Air-gapped testing with self-hosted models like Ollama
- Export compliance evidence in HTML, PDF, JSON, SARIF, CEF formats
- Webhook integration with SIEM and ticketing systems
- Apache-2.0 open source CLI, testing engine, and SDK
- Baseline campaign completion in hours
| - 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 | - Continuous monitoring instead of point-in-time reports
- Adaptive multi-turn attack chains that evolve over time
- Same open-source code as platform with nothing held back or limited
- No account required for local open-source testing
- Framework mapping and compliance evidence for regulatory requirements
| - 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) | 14 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 8 | 0 |
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| Citation Flow (Majestic) | 30 | 0 |
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| Referring domains (Majestic) | 71 | 0 |
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Humanbound
COLVO