How do I get an EasyPost API Key?

Log in to your EasyPost dashboard, navigate to **Account Settings > API Keys**, and you can find your Live and Test API keys there. Ensure you use the appropriate key for the data you want to access.

Can the agent purchase shipping labels?

This integration currently focuses on listing and auditing shipments, trackers, and carrier accounts. Purchasing labels or generating labels should be managed via the EasyPost web portal or specific creation API endpoints.

Which carriers are supported?

EasyPost supports over 100 carriers globally, including USPS, FedEx, UPS, DHL, and many regional carriers. You can use the list_carrier_accounts tool to see which ones are connected to your account.

EasyPost MCP Server for Google ADK 10 tools — connect in under 2 minutes

Name: EasyPost
Availability: InStock
Author: Vinkius

google.github.io/adk-docs/tools/mcp-tools

Built by Vinkius GDPR 10 Tools SDK

Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add EasyPost as an MCP tool provider through Vinkius and your ADK agents can call every tool with full schema introspection.

Get MCP Server for AI Agents

ASK AI ABOUT THIS MCP SERVER

Open in ChatGPT Open in Claude Open in Perplexity

Vinkius supports streamable HTTP and SSE.

python

from google.adk.agents import Agent
from google.adk.tools.mcp_tool import McpToolset
from google.adk.tools.mcp_tool.mcp_session_manager import (
    StreamableHTTPConnectionParams,
)

# Your Vinkius token. get it at cloud.vinkius.com
mcp_tools = McpToolset(
    connection_params=StreamableHTTPConnectionParams(
        url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
    )
)

agent = Agent(
    model="gemini-2.5-pro",
    name="easypost_agent",
    instruction=(
        "You help users interact with EasyPost "
        "using 10 available tools."
    ),
    tools=[mcp_tools],
)

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Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About EasyPost MCP Server

Integrate EasyPost, the leading shipping API for e-commerce, directly into your AI workflow. Manage your outbound shipments and carrier rates, track packages in real-time with detailed event logs, monitor your connected carrier accounts (UPS, FedEx, USPS, etc.), and oversee your shipping addresses using natural language.

Google ADK natively supports EasyPost as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 10 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.

What you can do

Shipment Oversight — List and retrieve detailed information, rates, and carrier options for all your logistics shipments.
Real-time Tracking — Monitor active trackers, resolving real-time transit statuses, checkpoint events, and estimated delivery dates.
Carrier Management — Access and monitor all connected carrier accounts, verifying active service capability boundaries across your fleet.
Delivery Auditing — Retrieve high-level summaries of shipment activity, success rates, and identify packages currently in transit.

The EasyPost MCP Server exposes 10 tools through the Vinkius. Connect it to Google ADK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

How to Connect EasyPost to Google ADK via MCP

Follow these steps to integrate the EasyPost MCP Server with Google ADK.

Install Google ADK

Run pip install google-adk

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

Create the agent

Save the code above and integrate into your ADK workflow

Explore tools

The agent will discover 10 tools from EasyPost via MCP

Why Use Google ADK with the EasyPost MCP Server

Google ADK provides unique advantages when paired with EasyPost through the Model Context Protocol.

Google ADK natively supports MCP tool servers. declare a tool provider and the framework handles discovery, validation, and execution

Built on Gemini models, ADK provides long-context reasoning ideal for complex multi-tool workflows with EasyPost

Production-ready features like session management, evaluation, and deployment come built-in. not bolted on

Seamless integration with Google Cloud services means you can combine EasyPost tools with BigQuery, Vertex AI, and Cloud Functions

EasyPost + Google ADK Use Cases

Practical scenarios where Google ADK combined with the EasyPost MCP Server delivers measurable value.

Enterprise data agents: ADK agents query EasyPost and cross-reference results with internal databases for comprehensive analysis

Multi-modal workflows: combine EasyPost tool responses with Gemini's vision and language capabilities in a single agent

Automated compliance checks: schedule ADK agents to query EasyPost regularly and flag policy violations or configuration drift

Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including EasyPost

EasyPost MCP Tools for Google ADK (10)

These 10 tools become available when you connect EasyPost to Google ADK via MCP:

get_easypost_account_metadata

Retrieve metadata and usage limits for your EasyPost account

get_shipment_details

Get detailed information and rates for a specific shipment

get_tracking_details

Get real-time tracking events and status for a specific tracker

list_active_trackers

List all active tracking objects in your account

list_carrier_accounts

List all connected carrier accounts (e.g. UPS, FedEx, USPS)

list_in_transit_packages

Identify shipments that are currently in transit with a carrier

list_latest_shipments

Identify the most recently created shipments

list_shipping_shipments

List all shipments created in your EasyPost account

quick_delivery_health_audit

Retrieve a high-level summary of shipment activity and delivery success rates

search_by_tracking_code

Search for a tracker using a specific tracking code

Example Prompts for EasyPost in Google ADK

Ready-to-use prompts you can give your Google ADK agent to start working with EasyPost immediately.

"List all active package trackers."

"Show me the details for shipment 'shp_998877'."

"Which carrier accounts are connected to my account?"

Troubleshooting EasyPost MCP Server with Google ADK

Common issues when connecting EasyPost to Google ADK through the Vinkius, and how to resolve them.

McpToolset not found

Update: pip install --upgrade google-adk

EasyPost + Google ADK FAQ

Common questions about integrating EasyPost MCP Server with Google ADK.

How does Google ADK connect to MCP servers?

Import the MCP toolset class and pass the server URL. ADK discovers and registers all tools automatically, making them available to your agent's tool-use loop.

Can ADK agents use multiple MCP servers?

Yes. Declare multiple MCP tool providers in your agent configuration. ADK merges all tool schemas and the agent can call tools from any server in a single turn.

Which Gemini models work best with MCP tools?

Gemini 2.0 Flash and Pro models both support function calling required for MCP tools. Flash is recommended for latency-sensitive use cases, Pro for complex reasoning.