Harvest MCP Server for Mastra AI 11 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect Harvest through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
import { Agent } from "@mastra/core/agent";
import { createMCPClient } from "@mastra/mcp";
import { openai } from "@ai-sdk/openai";
async function main() {
// Your Vinkius token. get it at cloud.vinkius.com
const mcpClient = await createMCPClient({
servers: {
"harvest": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "Harvest Agent",
instructions:
"You help users interact with Harvest " +
"using 11 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with Harvest?"
);
console.log(result.text);
}
main();
* 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 Harvest MCP Server
Connect your Harvest account to any AI agent and take full control of your time tracking, client management, and invoicing through natural conversation.
Mastra's agent abstraction provides a clean separation between LLM logic and Harvest tool infrastructure. Connect 11 tools through Vinkius and use Mastra's built-in workflow engine to chain tool calls with conditional logic, retries, and parallel execution. deployable to any Node.js host in one command.
What you can do
- Time Tracking Oversight — List and inspect tracked time entries to monitor team productivity.
- Client Management — List all clients, create new ones, and update company details effortlessly.
- Invoicing Automation — Access your invoice history, create new drafts, and manage billing statuses.
- Project Monitoring — List all active projects and retrieve detailed information for each.
- User Profile — Get information about the current authenticated user and account status.
- Operational Efficiency — Use AI to identify unbilled time or upcoming invoice deadlines across your organization.
The Harvest MCP Server exposes 11 tools through the Vinkius. Connect it to Mastra AI 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 Harvest to Mastra AI via MCP
Follow these steps to integrate the Harvest MCP Server with Mastra AI.
Install dependencies
Run npm install @mastra/core @mastra/mcp @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save to agent.ts and run with npx tsx agent.ts
Explore tools
Mastra discovers 11 tools from Harvest via MCP
Why Use Mastra AI with the Harvest MCP Server
Mastra AI provides unique advantages when paired with Harvest through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add Harvest without touching business code
Built-in workflow engine chains MCP tool calls with conditional logic, retries, and parallel execution for complex automation
TypeScript-native: full type inference for every Harvest tool response with IDE autocomplete and compile-time checks
One-command deployment to any Node.js host. Vercel, Railway, Fly.io, or your own infrastructure
Harvest + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the Harvest MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query Harvest, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed Harvest as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query Harvest on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using Harvest tools alongside other MCP servers
Harvest MCP Tools for Mastra AI (11)
These 11 tools become available when you connect Harvest to Mastra AI via MCP:
create_client
Create a new client in Harvest
create_invoice
Create a new invoice for a client
delete_client
Permanently delete a client
get_client
Get detailed information for a specific client
get_invoice
Get details for a specific invoice
get_my_profile
Get information about the current authenticated user
list_clients
List all clients in your Harvest account
list_invoices
List all invoices, including drafts and sent ones
list_projects
List all projects in the account
list_time_entries
List tracked time entries
update_client
Update an existing client name
Example Prompts for Harvest in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with Harvest immediately.
"List all time entries from last week."
"Create a new client named 'Acme Corp'."
"Show me all active projects."
Troubleshooting Harvest MCP Server with Mastra AI
Common issues when connecting Harvest to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpHarvest + Mastra AI FAQ
Common questions about integrating Harvest MCP Server with Mastra AI.
How does Mastra AI connect to MCP servers?
MCPClient with the server URL and pass it to your agent. Mastra discovers all tools and makes them available with full TypeScript types.Can Mastra agents use tools from multiple servers?
Does Mastra support workflow orchestration?
Connect Harvest with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect Harvest to Mastra AI
Get your token, paste the configuration, and start using 11 tools in under 2 minutes. No API key management needed.