| What it does | Reliable browser use with a fast path: deterministic mechanics, safety and verification, and a model asked only for judgement.
| Tamper-evident audit trail for AI agents with verifiable records
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| Stage | Not given
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| Founded | Not given
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| Based in | ID
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| Pricing model | Not given
| Freemium
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| Pricing | Not given
| Free: £0, no card required, 1 user, 25,000 live records a month. Solo: £19/month or £190/year, 1 user, 100,000 live records a month (then £5 per 100,000). Team: £49/month or £490/year, unlimited users with roles, 250,000 live records a month (then £5 per 100,000, or £3 above 10 million). Enterprise:
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| Key features | - Observe page state in atomic passes without screenshots
- Model picks operations only from compatible targets
- Risk classification for payments, deletions, sends and secrets
- Typed actions with freshness, visibility and occlusion checks
- Append-only event log for replay and audit
- Chrome automation through Playwright
- Browser extension for agent isolation
| - Agent signs each record with its own Ed25519 key
- Service co-signs records and chains them to prevent edits or gaps
- Public timestamp bounds each record with hourly verification
- Only salted hashes sent to service; inputs and outputs stay on your machine
- Open verifier code allows independent verification
- Python and TypeScript SDKs for wrapping agent tools
- Verification reports in HTML or PDF format with compliance mapping
- Compliance packs for EU AI Act, ISO/IEC 42001 and SOC 2
- 99.5% uptime guarantee on hosted witness in Google Cloud London
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| What makes it different | - Deterministic browser mechanics as default, models only for judgement and writing
- Safety enforced through code boundaries, not prompt requests
- Every step verified independently before proceeding
- Cost measured by fast-path share on every run
- Capabilities advertised honestly, imitation refused
| - Records are verifiable offline and survive service shutdown
- Independent co-signature and public time bounds provide proof beyond your control
- Content remains private on your machine in hash-only mode
- Compliance-ready evidence for regulators and auditors
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 10 ● no change since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 0 | 0 |
| Citation Flow (Majestic) | 27 | 0 |
| Referring domains (Majestic) | 28 | 0 |