Federal Register API MCP Server for Mastra AI 4 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect Federal Register API through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.
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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: {
"federal-register-api": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "Federal Register API Agent",
instructions:
"You help users interact with Federal Register API " +
"using 4 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with Federal Register API?"
);
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 Federal Register API MCP Server
Empower your AI agent to orchestrate your entire public policy research and document auditing workflow with the Federal Register API, the authoritative source for United States government rules and notices. By connecting the Federal Register to your agent, you transform complex administrative searches into a natural conversation. Your agent can instantly retrieve active document details, audit agency publications, and query specific rule metadata without you ever touching a government portal. Whether you are conducting regulatory research or managing regional policy constraints, your agent acts as a real-time administrative consultant, ensuring your data is always verified and precise.
Mastra's agent abstraction provides a clean separation between LLM logic and Federal Register API tool infrastructure. Connect 4 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
- Document Auditing — Search for thousands of public documents and rules by keyword and retrieve detailed metadata, including publication dates and agencies.
- Agency Oversight — Audit all US government agencies that publish in the Federal Register to understand the administrative reach of public sector rules instantly.
- Rule Discovery — Query specific document numbers to assist in deep-dive regulatory and temporal classification.
- Metadata Intelligence — Retrieve unique document identifiers and HTML links to assist in professional policy auditing.
- Operational Monitoring — Check API status to ensure your document research workflow is always operational.
The Federal Register API MCP Server exposes 4 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 Federal Register API to Mastra AI via MCP
Follow these steps to integrate the Federal Register API 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 4 tools from Federal Register API via MCP
Why Use Mastra AI with the Federal Register API MCP Server
Mastra AI provides unique advantages when paired with Federal Register API through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add Federal Register API 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 Federal Register API 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
Federal Register API + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the Federal Register API MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query Federal Register API, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed Federal Register API as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query Federal Register API on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using Federal Register API tools alongside other MCP servers
Federal Register API MCP Tools for Mastra AI (4)
These 4 tools become available when you connect Federal Register API to Mastra AI via MCP:
check_api_status
Check if the Federal Register service is operational
get_federal_document_details
Get full metadata and HTML links for a specific federal document
list_federal_agencies
List all government agencies that publish in the Federal Register
search_federal_documents
Search for public documents and rules in the Federal Register
Example Prompts for Federal Register API in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with Federal Register API immediately.
"Search for documents about 'environmental protection' in the Federal Register."
"Show details for Federal Register document '2023-00001'."
"List all agencies that publish in the Federal Register."
Troubleshooting Federal Register API MCP Server with Mastra AI
Common issues when connecting Federal Register API to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpFederal Register API + Mastra AI FAQ
Common questions about integrating Federal Register API 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?
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Connect Federal Register API to Mastra AI
Get your token, paste the configuration, and start using 4 tools in under 2 minutes. No API key management needed.