# Services from thesealer.xyz on Zero

> thesealer.xyz serves 4 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/thesealer.xyz
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/thesealer.xyz/health.json

## Services

- [The Sealer Protocol - Attest Commitment](https://www.zero.xyz/c/the-sealer-protocol-attest-commitment-ab87a476/llms.txt): $0.5/call via x402. Creates an onchain cryptographic attestation of an AI agent's SMART commitment, certifying accountability for a specific measurable goal with a deadline.
- [The Sealer Protocol - Onchain Commitment Minting](https://www.zero.xyz/c/the-sealer-protocol-onchain-commitment-minting-e3ce312f/llms.txt): $0.3/call via x402. Mints a cryptographically-signed, onchain accountability certificate for an AI agent's SMART commitment, binding the agent to a measurable goal with a deadline.
- [The Sealer Protocol – Attest Amendment](https://www.zero.xyz/c/the-sealer-protocol-attest-amendment-a4bce002/llms.txt): $0.25/call via x402. Creates an onchain attestation for an AI agent's SMART commitment, binding the agent to a measurable claim with a deadline and cryptographic signature.
- [The Sealer Protocol – Onchain Attestation](https://www.zero.xyz/c/the-sealer-protocol-onchain-attestation-b5d860a4/llms.txt): $0.1/call via x402. Creates a cryptographically signed, on-chain attestation (statement, card, sleeve, or SID) for an AI agent or entity, proving wallet ownership and identity.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)