Apitier Mcp Server

MCP (Model Context Protocol) server exposing all APITier utility APIs as tools for AI agents.

Postman collection:import the ready-made collection to test all endpoints instantly:https://raw.githubusercontent.com/apitier/apitier-mcp-server/main/postman/APITier%20MCP%20Server.postman_collection.json

{ "decision": "PASS", "risk_score": 95, "flags": [], "checks": { "company": { "status": "active", "data": { ... } }, "psc": { "status": "found", "data": { ... } }, "vat": { "status": "valid", "data": { ... } }, "address": { "status": "verified", "data": { ... } } } }

Sign up atapitier.com→Account → AI & MCP → Generate MCP Key.

Content-Type: application/json Accept: application/json, text/event-stream

curl -s -X POST 'https://mcp.apitier.com/mcp?x-api-key=YOUR_MCP_KEY' \ -H 'Content-Type: application/json' \ -H 'Accept: application/json, text/event-stream' \ -d '{"jsonrpc":"2.0","id":1,"method":"tools/list","params":{}}' | jq .

curl -s -X POST 'https://mcp.apitier.com/mcp?x-api-key=YOUR_MCP_KEY' \ -H 'Content-Type: application/json' \ -H 'Accept: application/json, text/event-stream' \ -d '{ "jsonrpc": "2.0", "id": 1, "method": "tools/call", "params": { "name": "verify_uk_company", "arguments": { "q": "03977902" } } }' | jq .

{ "mcpServers": { "apitier": { "url": "https://mcp.apitier.com/mcp?x-api-key=YOUR_MCP_KEY" } } }

{ "mcpServers": { "apitier": { "command": "npx", "args": ["-y", "@apitier/mcp-server"], "env": { "APITIER_MCP_KEY": "mcp_your-key-here" } } } }

With individual service keys (if you prefer explicit control):

{ "mcpServers": { "apitier": { "command": "npx", "args": ["-y", "@apitier/mcp-server"], "env": { "APITIER_POSTCODE_KEY": "key-from-postcode-subscription", "APITIER_LEAD_AGENT_KEY": "key-from-lead-agent-subscription", "APITIER_EMAIL_KEY": "key-from-email-subscription", "APITIER_PHONE_KEY": "key-from-phone-subscription", "APITIER_VAT_KEY": "key-from-vat-subscription", "APITIER_BARCODE_KEY": "key-from-barcode-subscription", "APITIER_CONVERT_DATA_KEY": "key-from-data-conversion-subscription" } } } }

Restart Claude Desktop after saving. Only tools for your active subscriptions will appear.

{ "mcp": { "servers": { "apitier": { "command": "npx", "args": ["-y", "@apitier/mcp-server"], "env": { "APITIER_MCP_KEY": "mcp_your-key-here" } } } } }

from mcp import ClientSession, StdioServerParameters from mcp.client.stdio import stdio_client from langchain_mcp_adapters.tools import load_mcp_tools from langgraph.prebuilt import create_react_agent from langchain_anthropic import ChatAnthropic async def main(): server_params = StdioServerParameters( command="npx", args=["-y", "@apitier/mcp-server"], env={"APITIER_MCP_KEY": "mcp_your-key-here"}, ) async with stdio_client(server_params) as (read, write): async with ClientSession(read, write) as session: await session.initialize() tools = await load_mcp_tools(session) model = ChatAnthropic(model="claude-sonnet-4-6") agent = create_react_agent(model, tools) result = await agent.ainvoke({ "messages": "Validate this email: test@example.com and look up postcode SW1A 1AA" }) print(result["messages"][-1].content)

from mcp import ClientSession from mcp.client.streamable_http import streamablehttp_client async def main(): async with streamablehttp_client( "https://mcp.apitier.com/mcp?x-api-key=mcp_your-key-here" ) as (read, write, _): async with ClientSession(read, write) as session: await session.initialize() tools = await load_mcp_tools(session) # use tools with your agent...

import { experimental_createMCPClient as createMCPClient } from "ai"; import { Experimental_StdioMCPTransport as StdioMCPTransport } from "ai/mcp-stdio"; import { anthropic } from "@ai-sdk/anthropic"; import { generateText } from "ai"; const mcp = await createMCPClient({ transport: new StdioMCPTransport({ command: "npx", args: ["-y", "@apitier/mcp-server"], env: { APITIER_MCP_KEY: process.env.APITIER_MCP_KEY! }, }), }); const tools = await mcp.tools(); const { text } = await generateText({ model: anthropic("claude-sonnet-4-6"), tools, prompt: "Verify this UK company: Google UK Limited", }); await mcp.close();

import { experimental_createMCPClient as createMCPClient } from "ai"; const mcp = await createMCPClient({ transport: { type: "sse", url: https://mcp.apitier.com/mcp?x-api-key=${process.env.APITIER_MCP_KEY}, }, }); const tools = await mcp.tools();

validate_sort_coderequires no API key — it is always available.

kyc_onboard_ukrequiresAPITIER_POSTCODE_KEY+APITIER_LEAD_AGENT_KEY+APITIER_VAT_KEY(or a unifiedAPITIER_MCP_KEYwith all three subscriptions). The tool only appears when all three services are active.

Individual service keys take precedence overAPITIER_MCP_KEYif both are set.

git clone https://github.com/apitier/apitier-mcp-server.git cd apitier-mcp-server npm install npm run build APITIER_MCP_KEY=mcp_your-key node dist/index.js

npx @modelcontextprotocol/inspector npx @apitier/mcp-server

SetAPITIER_MCP_KEYin the inspector's environment variables panel.

Once connected to Claude Desktop or any MCP-compatible agent:

- "Run a KYC check on Vodafone Group Plc, VAT GB778476239, postcode EC1A 1BB"
- "Onboard this supplier: company name Tesco PLC, VAT GB220437023"
- "Verify this business before we sign the contract: company number 00445790"

- "Verify this address and give me its UPRN: 10 Downing Street, SW1A 2AA"
- "Look up UK postcode EC1A 1BB and fill in the address form"

- "Verify this UK company on Companies House: Barclays Bank UK PLC"
- "Who are the persons with significant control for company number 00026167?"
- "Validate this UK sort code and account number: 60-16-13 / 31926819"
- "Validate this UK VAT number: GB927065390"
- "Validate this EU VAT number before I send the invoice: DE123456789"

- "Validate this list of emails and tell me which ones are invalid"
- "Validate these phone numbers and tell me which country each is from"

- "Generate a QR code forapitier.com"
- "Convert this CSV to JSON"

Turn your Make scenarios into callable tools for AI assistants.