# Services from zoll.halowerk.com on Zero

> zoll.halowerk.com serves 6 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/zoll.halowerk.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/zoll.halowerk.com/health.json

## Services

- [EORI Number Syntax Validator](https://www.zero.xyz/c/eori-number-syntax-validator-0a58eb72/llms.txt): $0.004/call via x402. Validates the syntax and country-prefix consistency of an EORI (Economic Operators Registration and Identification) number without checking live registration status.
- [Halowerk Zoll Dual-Use Control List Matcher](https://www.zero.xyz/c/halowerk-zoll-dual-use-control-list-matcher-3414b081/llms.txt): $0.003/call via x402. Matches declared classification tokens against a published dual-use export control list, flagging potential controlled items and returning match provenance and unavailable fields.
- [Halowerk Zoll Export Restriction Filter](https://www.zero.xyz/c/halowerk-zoll-export-restriction-filter-1435415c/llms.txt): $0.004/call via x402. Filters a supplied list of official export restrictions to those matching a given destination country and commodity code prefix, returning matched restrictions with source provenance and transparency metadata.
- [Zoll Halowerk Import Document Requirements Lookup](https://www.zero.xyz/c/zoll-halowerk-import-document-requirements-lookup-0a0ecd40/llms.txt): $0.004/call via x402. Looks up official import-document requirements for a given commodity code and origin country by matching against a supplied set of published requirement rules, returning applicable documents with source attribution and transparency on derived values.
- [Zoll Halowerk TARIC Duty Rate Evaluator](https://www.zero.xyz/c/zoll-halowerk-taric-duty-rate-evaluator-43b7948d/llms.txt): $0.003/call via x402. Evaluates a published TARIC duty measure for a given commodity code and country of origin, returning the applicable duty rate with source attribution and transparency about missing or derived data.
- [Zoll Halowerk Origin Rules Checker](https://www.zero.xyz/c/zoll-halowerk-origin-rules-checker-f20bbacf/llms.txt): $0.003/call via x402. Checks preference-origin criteria (origin country, minimum percent thresholds, qualifying value percent) against trade agreement rules and reports the applicable threshold with source and method disclosures.

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)