Zanii vs HazelJS
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Zanii compared with HazelJS
| Detail | Z
Zanii | 
HazelJS |
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| What it does | Verifiable identity and proof-of-action for AI agents
| Open-source Agent OS for TypeScript that helps teams operate AI agents like production systems
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| Stage | Not given
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| Founded | Not given
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| Based in | AE
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| Pricing model | Not given
| Open source
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| Pricing | Not given
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| Key features | - Ed25519 signed receipts with hash-chaining
- TypeScript and Python SDKs
- Agent discovery and trust lookup
- One-call integration with OpenAI and Anthropic
| - Durable execution with crash-safe HITL
- Agent DNA for versioning agents as packages
- Gatekeeper default-deny authorization
- Skillgate capability curation
- Local-first deployment without Kubernetes requirement
- Agent VM with effect typing and speculation
- Decision Runtime for bounded closed-set judgment
- Organism for multi-agent coordination
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| What makes it different | - Open protocol verifiable offline without trusting Zanii
- Cryptographic proof of delegated authority and action
- Immutable append-only log anchored to public blockchain
- Verifiable agent identity with delegation and scoped permissions
| - Agents live in the same TypeScript DI app as your APIs, not as separate services
- Production-ready without cloud or Kubernetes dependency
- Complete operating system, not glue between frameworks
- Agents pause, resume, and survive restarts in production
- Developer-first with decorators and DI patterns developers already know
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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 |
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| DR (Domain Rating by Ahrefs) | 25 ● no change since last check | 7 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 3 |
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| Citation Flow (Majestic) | 22 | 23 |
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| Referring domains (Majestic) | 6 | 18 |
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3 details filled in for both companies.
More alternatives to Zanii More alternatives to HazelJS