LATAM Logistics (Envia: rates, labels, tracking, cancel across MX/CO/CL/BR/GT/AR/US/CA/ES)

Cancel a shipment / label and request a carrier refund. Give the carrier code and the tracking number (from create_shipment). Only works while the parcel is unscanned and undelivered; refund timing depends on carrier policy. Returns whether the label balance was returned. Credential headers (set once in your MCP client, per-request, never stored): x-envia-token (your Envia API token; sandbox tokens are self-service at https://ship-test.envia.com, production tokens from your live Envia account — …

Buy a shipping label for a specific carrier + service (from quote_rates) — returns the tracking number and a printable label URL (PDF). Give the same origin/destination addresses + country + packages as quote_rates, plus carrier and service chosen from a quote_rates option. delivery/customs handled by Envia. A production token (x-envia-env=production) buys a REAL label and charges your Envia balance; sandbox (default) does not. The owner policy gate checks the declared shipment value BEFORE buyi…

Track one or more shipments by their carrier tracking number(s). Returns, per tracking number, a UNIFIED status enum [CREATED | PICKED_UP | IN_TRANSIT | OUT_FOR_DELIVERY | DELIVERED | CANCELED | RETURNED | EXCEPTION | PENDING | UNKNOWN] with a plain-English hint, plus the raw Envia passthrough (status history / events). Non-terminal statuses carry next_steps. Batch supported. Safe to call anytime. NOTE: a tracking number not yet in Envia returns a readable "no shipments found" error. Credential …

Compare shipping rates across every available carrier for a route + parcels, in one call — the Envia killer feature (AI picks the cheapest carrier for the merchant). Give the origin and destination addresses, the country (domestic) or origin_country + destination_country (cross-border), and the packages (weight in KG, dimensions in cm). Returns each carrier + service with its total price, currency and delivery estimate, and flags the cheapest. Read-only: quotes only, buys nothing and spends noth…