Connect
Optimize
Secure
Easyship MCP Server
for AI Agents
Production-ready Easyship MCP server with 48 extensible actions — plus built-in authentication, security, and optimized execution.
Easyship MCP Server
Built by 
StackOne
StackOne 
Coverage
48 Agent Actions
Create, read, update, and delete across Easyship — and extend your agent's capabilities with custom actions.
Authentication
Agent Tool Authentication
Per-user OAuth in one call. Your Easyship MCP server gets session-scoped tokens with zero credentials stored on your infra.
Agent Auth →
Security
Agent Protection
Every Easyship tool response scanned for prompt injection in milliseconds — 88.7% accuracy, all running on CPU.
Prompt Injection Defense →
Performance
Max Agent Context. Min Cost.
Free up to 96% of your agent's context window to enhance reasoning and reduce cost, on every Easyship call.
Tools Discovery →What is the Easyship MCP Server?
A Easyship MCP server lets AI agents read and write Easyship data through the Model Context Protocol — Anthropic's open standard for connecting LLMs to external tools. StackOne's Easyship MCP server ships with 48 pre-built actions, fully extensible via the Connector Builder — plus managed authentication, prompt injection defense, and optimized agent context. Connect it from MCP clients like Claude Desktop, Cursor, and VS Code, or from agent frameworks like OpenAI Agents SDK, LangChain, and Vercel AI SDK.
All Easyship MCP Tools and Actions
Every action from Easyship's API, ready for your agent. Create, read, update, and delete — scoped to exactly what you need.
An Address
- Create An Address
Create a new address
- Update An Address
Update an address in your account
Assets
- Create Asset
Upload a new asset
- List Assets
Retrieve a list of assets
- Update Asset
Update an existing asset
- Delete Asset
Delete an asset
A Boxs
- Create A Box
Create a box
- Update A Box
Update a box in your account
- Delete A Box
Delete a box from your account
A Couriers
- Create A Courier
Create a new courier account
- Get A Courier
Retrieve details of a courier
- Delete A Courier
Delete a LYOC courier
Shipments
- Create Shipment
Create a new shipment
- List Shipments
Retrieve a list of shipments with optional filters
- Get Shipment
Retrieve details of a specific shipment
- Update Shipment
Update shipment details
- Delete Shipment
Delete a shipment that has not yet been shipped
All Trackings
- List All Trackings
Retrieve tracking status and checkpoint history for shipments
- List All Trackings
Retrieve a list of trackings available with your account
A Trackings
- Create A Tracking
Create a single tracking in your account
- Get A Tracking
Show a single tracking in your account
- Delete A Tracking
Delete a single tracking from your account
Other (26)
- Create Label
Create a new label for an existing shipment
- Create A Tag
Create a new tag
- Get Account
Retrieve information about current account
- Get Account Settings
Retrieve account settings
- List Countries
Retrieve a list of countries
- List All States
Retrieve a list of states
- List All Addresses
Retrieve a list of all addresses ordered by date of creation
- List All Boxes
Retrieve a list of available courier boxes and your custom boxes
- List All Couriers
Retrieve a list of active couriers
- List All Courier Services Of A Courier
Retrieve a list of courier services for selected courier
- List All LYOC
Retrieve a list of available LYOC
- List Transaction Records For A Shipment
List transaction records for a specific shipment
- List Unavailable Couriers For A Shipment
List unavailable couriers and reasons for a specific shipment
- List All Item Categories
Retrieve a list of item categories
- List HS Codes
Retrieve a list of HS codes
- List All Stores
Retrieve a list of stores
- List All Tags
Retrieve a list of tags
- List Supported Couriers
List supported couriers for tracking
- List External Courier Services
List courier services that do not support label generation but are trackable
- Validate A Single Address
Create an address validation for international addresses
- Activate An Address
Activate specific address
- Deactivate An Address
Deactivate specific address
- Validate A Single Domestic (US) Address
Create a domestic address validation for US addresses
- Deactivate Asset
Deactivate a specific asset
- Activate Asset
Activate a specific asset
- Cancel A Shipment
Cancel a shipment that has been shipped
Set Up Your Easyship MCP Server in Minutes
One endpoint. Any framework. Your agent is talking to Easyship in under 10 lines of code.
MCP Clients
Agent Frameworks
JSON{
"mcpServers": {
"stackone": {
"command": "npx",
"args": [
"-y",
"mcp-remote@latest",
"https://api.stackone.com/mcp?x-account-id=<account_id>",
"--header",
"Authorization: Basic <YOUR_BASE64_TOKEN>"
]
}
}
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Easyship MCP Server Resources
MCP Code Mode: Keeping Tool Responses Out of Agent Context
Anthropic's code_execution processes data already in context. Custom MCP code mode keeps raw tool responses in a sandbox. 14K tokens vs 500.
11 min
Comparing BM25, TF-IDF, and Hybrid Search for MCP Tool Discovery
Benchmarking BM25, TF-IDF, and hybrid search for MCP tool discovery across 916 tools. The 80/20 TF-IDF/BM25 hybrid hits 21% Top-1 accuracy in under 1ms.
10 min
Indirect Prompt Injection Defense for MCP Tools: A Technical Guide
MCP tools that read emails, CRM records, and tickets are indirect prompt injection vectors. Here's how we built a two-tier defense that scans tool results in ~11ms.
12 min
Easyship MCP Server FAQ
Easyship MCP server vs direct API integration — what's the difference?
A Easyship MCP server and direct API integration serve different use cases. Direct API integration is for software-to-software — backend code calling Easyship. A Easyship MCP server is for AI agents — MCP clients like Claude and Cursor, plus framework agents built with OpenAI, LangChain, or Vercel AI — discovering and calling Easyship at runtime. StackOne provides both.
How does Easyship authentication work for AI agents?
Easyship authentication for AI agents works through a StackOne Connect Session. Create one via the dashboard or the SDK — you get an auth link and ready-to-paste config for Claude Desktop, Cursor, and other MCP clients. Your user authenticates their own Easyship account; StackOne handles token exchange, storage, and refresh. Credentials never reach the LLM, and each user is isolated via
origin_owner_id.Are Easyship MCP tools vulnerable to prompt injection?
Yes — Easyship MCP tools can be vulnerable to indirect prompt injection. Any tool that reads user-written content — documents, messages, tickets, records, or free-text fields — is a potential vector. StackOne Defender scans every tool response before it enters the agent's context — regex patterns in ~1ms, then a MiniLM classifier in ~4ms. 88.7% accuracy, CPU-only.
What is the context bloat of a Easyship agent and how do I avoid it?
Context bloat happens when Easyship tool schemas and API responses eat your Easyship agent's memory, preventing it from reasoning effectively. A single Easyship query can return a massive JSON response, and connecting multiple tools compounds the problem. Tools Discovery and Code Mode reduce context bloat — loading only relevant tools per query and keeping raw responses out of the agent's context.
Can I limit which actions my Easyship agent can access?
Yes — you can limit which actions your Easyship agent can access directly from the StackOne dashboard. Toggle actions on or off, or restrict them to specific accounts, with no code changes to your agent. Session tokens can be scoped to exact actions so if one leaks, exposure stays contained.
Can I create custom agent actions for my Easyship MCP server?
Yes — you can create custom agent actions for your Easyship MCP server using Connector Builder. It's an integration agent your coding assistant (Claude Code, Cursor, or Copilot) can invoke to research Easyship's API, generate production-ready connector YAML, test against the live API, and validate before you ship.
When should I NOT use a Easyship MCP server?
Skip a Easyship MCP server if your integration is purely software-to-software — direct Easyship API integration is simpler when no AI agent is involved. For deterministic, compliance-critical operations (financial transactions, regulatory reporting), direct API gives you predictable behavior without agent-driven decision-making. MCP shines when AI agents need to dynamically discover and call Easyship actions at runtime.
What AI frameworks and AI clients does the StackOne Easyship MCP server support?
The StackOne Easyship MCP server supports both. MCP clients (paste-and-go apps): Claude Desktop, Claude Code, Cursor, VS Code, Goose. Agent frameworks (code SDKs you build with): OpenAI Agents SDK, Anthropic, Vercel AI, Google ADK, CrewAI, Pydantic AI, LangChain, LangGraph, Azure AI Foundry.
Put your AI agents to work
All the tools you need to build and scale AI agent integrations, with best-in-class connectivity, execution, and security.