get_account_metrics
Get account usage metrics and quota information for the authenticated ZipTax account. Returns current request counts, limits, and entitlements. Requires a valid ZipTax API key via the X-API-KEY header, Authorization header, or ?key= URL parameter. Get a key at https://platform.zip.tax
lookup_tax_rate
Look up sales and use tax rates for a US or Canadian location. Provide a postal code at minimum, or a full address for more precise results. Returns tax rates broken down by jurisdiction (state, county, city, district). Requires a valid ZipTax API key via the X-API-KEY header, Authorization header, or ?key= URL parameter. Get a key at https://platform.zip.tax