1. OAuth 2.1 — clients that speak MCP OAuth (claude.ai connectors, ChatGPT developer mode) discover it automatically: RFC 8414/9728 metadata, dynamic client registration (RFC 7591) and CIMD. Every…
enviadores-mcp is an MCP project maintained in the human01-io/enviadores-mcp repository. The maintainer describes its purpose as “1. OAuth 2.1 — clients that speak MCP OAuth (claude.ai connectors, ChatGPT developer mode) discover it automatically: RFC 8414/9728 metadata, dynamic client registration (RFC 7591)…”. Read the project documentation for the complete scope.
The maintainer’s configuration uses https://api.enviadores.com.mx/api/v1/mcp. Check the project’s account and authentication instructions when adding the endpoint to your client.
Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.
Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| validate_postal_code | SEPOMEX lookup (state, municipality, colonias) — optional pre-flight |
| get_shipping_rates | Live multi-carrier rates between two Mexican postal codes; one box (package) or 2–10 boxes as one shipment (packages); optional insurance.insured_value |
| create_shipment | Buy a label from a quoted rate_id — idempotent (idempotency_key), same boxes as quoted, optional declared_value |
| get_shipment | One shipment with its current status |
| list_shipments | Shipments on the account, filterable by status, tracking number and date |
| get_label | Label PDF link for a shipment |
| track_shipment | Live tracking by tracking number (guía) |
| cancel_shipment | Request cancellation (refund follows the carrier's outcome) |
| schedule_pickup | Request a carrier pickup at the sender's door for a local time window |
| import_contacts | Bulk import (rows or raw CSV) with a dry-run mode |
| register_webhook | Register an https:// endpoint for a set of events (secret shown once) |
| test_webhook | Deliver a signed ping synchronously |
| whoami | Account, key scopes, mode (sandbox/live) and capabilities of this connection |
| get_balance | Prepaid balance, holds and available amount |
| list_transactions | Balance movements (charges, refunds, top-ups) |
{
"mcpServers": {
"enviadores": {
"url": "https://api.enviadores.com.mx/api/v1/mcp",
"headers": {
"Authorization": "YOUR_AUTHORIZATION"
}
}
}
}From the project documentation. Replace placeholders and example paths before connecting.
Invoices, payments and disputes through PayPal's official server — commerce operations by conversation.
Exposes the entire Notion API as a collection of tools that Large Language Models (LLMs) can use to interact with Notion seamlessly.
Taiwan parcel forwarding tools: freight and import-tax quotes, CCC tariff lookup, import rules.
3D bin packing for freight in Claude & ChatGPT: cartons and pallets, the fit, a 3D plan in the chat.
12 synthetic freight bill exception cases: duplicate payments, policy-watch list entries, missing ra
12 synthetic freight bill exception cases: duplicate payments, policy-watch list entries, missing ra