Connect
Optimize
Secure
Live 73 Actions
Ramp MCP Server
for AI Agents
Connect your AI agent to StackOne's Ramp MCP server and give it 73 MCP tools out of the box. Auth, tool execution, and security all managed.
Ramp MCP Server
Built by 
StackOne
StackOne 
Coverage
73 Agent Actions
Create, read, update, and delete across Ramp — and extend your agent's capabilities with custom actions.
Authentication
Agent Tool Authentication
Per-user OAuth in one call. Your Ramp MCP server gets session-scoped tokens with zero credentials stored on your infra.
Agent Auth →
Security
Agent Protection
Every Ramp 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 Ramp call.
Tools Discovery →What is the Ramp MCP Server?
A Ramp MCP server lets AI agents read and write Ramp data through the Model Context Protocol — Anthropic's open standard for connecting LLMs to external tools. StackOne's Ramp MCP server ships with 73 pre-built actions, fully extensible via the Connector Builder — plus managed authentication, prompt injection defense, observability, and agent execution runtime. Connect it from MCP clients like Claude Desktop, Claude Code, Cursor, Goose, and VS Code, or from agent frameworks like OpenAI Agents SDK, LangChain, and Vercel AI SDK.
All Ramp MCP Tools
Every action from Ramp's API, ready for your agent. Create, read, update, and delete — scoped to exactly what you need.
A Physical Cards
- Create A Physical Card
Create a physical card
- Update A Physical Card
Update a physical card
A Users
- Create A User
Create a user
- Update A User
Update a user
Vendors
- Upload Vendors
Upload vendors
- List Vendors
List vendors
- List Vendors
List vendors
Fetch A Vendors
- Fetch A Vendor
Fetch a vendor
- Fetch A Vendor
Fetch a vendor
A Vendors
- Update A Vendor
Update a vendor
- Delete A Vendor
Delete a vendor
A Departments
- Create A Department
Create a department
- Update A Department
Update a department
A Locations
- Create A Location
Create a location
- Update A Location
Update a location
General Ledger Accounts
- Upload General Ledger Accounts
Upload general ledger accounts
- List General Ledger Accounts
List general ledger accounts
A General Ledger Accounts
- Update A General Ledger Account
Update a general ledger account
- Delete A General Ledger Account
Delete a general ledger account
Other (54)
- Upload A Receipt
Upload a receipt image
- Upload A New Memo For A Transaction
Upload a new memo for a transaction
- Create A New Vendor
Create a new vendor
- Create A Spend Program
Create a spend program
- Upload New Options
Upload new options
- Create A New Custom Accounting Field
Create a new custom accounting field
- List Transactions
List transactions
- List Receipts
List receipts
- List Memos
List memos
- List Merchants
List merchants
- List Physical Cards
List physical cards
- List Virtual Cards
List virtual cards
- List Users
List users
- List Reimbursements
List reimbursements
- List Bills
List bills
- List Spend Programs
List spend programs
- List Departments
List departments
- List Locations
List locations
- List Accounting Connections
List accounting connections
- List Options For A Given Custom Accounting Field
List options for a given custom accounting field
- List Custom Accounting Fields
List custom accounting fields
- List Business Entities
List business entities
- Get A Business Entity
Get a business entity
- List Funds
List funds
- List All Trips For The Business
List all trips for the business
- List Purchase Orders
List purchase orders
- List Transfer Payments
List transfer payments
- List Repayments
List repayments
- Update A Transaction
Update a transaction
- Fetch A Transaction
Fetch a transaction
- Fetch A Receipt
Fetch a receipt
- Fetch A Transaction Memo
Fetch a transaction memo
- Fetch A Physical Card
Fetch a physical card
- Fetch A Virtual Card
Fetch a virtual card
- Fetch A User
Fetch a user
- Manage A User's Invite Lifecycle
Manage a user's invite lifecycle
- Fetch User Creation Task Status
Fetch user creation task status
- Fetch A Reimbursement
Fetch a reimbursement
- Fetch A Bill
Fetch a bill
- Fetch A Spend Program
Fetch a spend program
- Fetch A Department
Fetch a department
- Fetch A Location
Fetch a location
- Fetch A General Ledger Account
Fetch a general ledger account
- Fetch An Accounting Connection By ID
Fetch an accounting connection by ID
- Fetch A Custom Accounting Field
Fetch a custom accounting field
- Post Accounting Coding Selections To An Object
Post accounting coding selections to an object
- Register A New API Based Accounting Connection
Register a new API based accounting connection
- Post Ready To Sync Status
Post ready to sync status
- Post Sync Status
Post sync status
- Fetch The Company Information
Fetch the company information
- Fetch The Company Balance Information
Fetch the company balance information
- Fetch A Fund
Fetch a fund
- Fetch A Trip
Fetch a trip
- Fetch A Transfer Payment
Fetch a transfer payment
Ramp AI Agent Use Cases
Connect your AI agent to Ramp and help your team scale the finance operations they run by hand today.
Invoice Processing
Automate invoice processing with AI agents connected to your ERP, accounting software, and AP tools through StackOne.
View Accounts Receivable Dunning
Use StackOne to connect your AI agent to your accounting, CRM, and messaging systems to automate Accounts Receivable dunning and payment follow-up.
View Invoice Processing
Use StackOne to connect your AI agent to your accounting, email, and document management systems to automate invoice processing and purchase order matching.
ViewSet Up Your Ramp MCP Server in Minutes
One endpoint. Any framework. Your agent is talking to Ramp in under 10 lines of code.
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>"
]
}
}
}Check More Accounting MCP Servers
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Platform 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
MCP vs A2A: Architecture, Security, and When to Use Each
MCP vs A2A: what each protocol standardizes, how they differ, their shared security risks including indirect prompt injection, and when to use one, both, or a hybrid architecture.
12 min
MCP vs API: What 200+ Connector Builds Taught Us
MCP wraps APIs, it doesn't replace them. After building 200+ connectors that serve both, here's when each approach wins.
14 min read
Ramp MCP Server FAQ
Does StackOne have a Ramp MCP server?
Yes. StackOne offers a hosted Ramp MCP server with 73 pre-built actions, and every action is tested and QA'd by StackOne. Connect it to Claude, Cursor, and any other MCP client, or to any agent framework through the AI Action SDK. It ships with managed agent authentication, prompt injection defense, and tool discovery with server-side execution that preserve your agent's context window and keep reasoning performance.
Ramp MCP server vs direct API integration — what's the difference?
A Ramp MCP server and direct API integration serve different use cases. Direct API integration is for software-to-software — backend code calling Ramp. A Ramp 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 Ramp at runtime. StackOne provides both.
How does Ramp authentication work for AI agents?
Ramp 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 Ramp account; StackOne handles token exchange, storage, and refresh. Credentials never reach the LLM, and each user is isolated via
origin_owner_id.Are Ramp MCP tools vulnerable to prompt injection?
Yes — Ramp 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 Ramp agent and how do I avoid it?
Context bloat happens when Ramp tool schemas and API responses eat your Ramp agent's memory, preventing it from reasoning effectively. A single Ramp 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 Ramp agent can access?
Yes — you can limit which actions your Ramp 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 Ramp MCP server?
Yes — you can create custom agent actions for your Ramp MCP server using Connector Builder. It's an integration agent your coding assistant (Claude Code, Cursor, or Copilot) can invoke to research Ramp's API, generate production-ready connector YAML, test against the live API, and validate before you ship.
When should I NOT use a Ramp MCP server?
Skip a Ramp MCP server if your integration is purely software-to-software — direct Ramp 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 Ramp actions at runtime.
What AI frameworks and AI clients does the StackOne Ramp MCP server support?
The StackOne Ramp 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.