Agent Utilities
by Ben Helfandv1.10.0
Validate and reshape supplied HTML, JSON and shopping data with 60+ deterministic tools: GTIN check digits, whole-pack price planning, OpenAPI diffs and security header audits. Keyless MCP and REST.
Skills
HTML Extraction
Extracts main text, metadata, headings, links, tables and JSON-LD from supplied HTML via html.main-text, html.metadata and html.jsonld.
JSON Transforms
Applies RFC 6902 patches, RFC 6901 pointer selection, canonical serialization and bounded diffs via data.json-patch, data.json-pointer and data.json-diff.
API Contract Checks
Lints OpenAPI 3.0 documents, detects breaking changes between versions and validates data against JSON Schema 2020-12 via contracts.openapi-lint and contracts.openapi-diff.
Security Header Audit
Audits response headers, CSP directives and Set-Cookie attributes, decodes JWT claims and scans for credential patterns via security.header-audit and security.secret-scan.
Commerce Pricing
Validates GTIN check digits, plans lowest-cost whole-pack combinations and compares unit prices via commerce.gtin-validate, commerce.pack-plan and commerce.unit-price.
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