Phone Validator Engine MCP Server with 1 Tools for Claude, Cursor, and AI Agents
GDPR Free for SubscribersStop LLMs from hallucinating phone numbers. Validates and formats numbers to E.164 natively. Vinkius routes your AI agents directly to Phone Validator Engine through a governed connection. 1 tools ready to use with Claude, ChatGPT, Cursor, or any AI agent — no hosting, no setup, connect in 30 seconds.
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Compatible with every major AI agent and IDE
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What is the libphonenumber MCP Server?
The libphonenumber MCP Server routes AI agents like Claude, ChatGPT, and Cursor directly to libphonenumber via 1 tools. Stop LLMs from hallucinating phone numbers. Validates and formats numbers to E.164 natively. Powered by Vinkius — your credentials stay on your side of the connection, every request is auditable. Connect in under 2 minutes.
Built-in capabilities (1)
Tools for your AI Agents to operate libphonenumber
Ask your AI agent "Clean and format this messy user input into an E.164 phone number: '+44 (0) 20 7946 0958'" and get the answer without opening a single dashboard. With 1 tools connected to real libphonenumber data, your agents reason over live information, cross-reference it with other MCP servers, and deliver insights you would spend hours assembling manually.
Works with Claude, ChatGPT, Cursor, and any MCP-compatible client. Powered by Vinkius — your credentials never touch the AI model, every request is auditable. Connect in under two minutes.
Why teams choose Vinkius
One subscription gives you the infrastructure to connect your AI agents to thousands of MCP servers — and deploy your own to the Vinkius Edge. Your credentials stay yours. Your data flows directly between your agent and the API. DLP blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade routing and governance, zero maintenance.
Build your own MCP Server with our secure development framework →The Phone Validator Engine App Connector works with every AI agent you already use
…and any MCP-compatible client
Use all 1 Phone Validator Engine tools with your AI agents right now
Vinkius routes your AI agents to Phone Validator Engine through a governed proxy. Beyond a simple connection, you get full visibility into every action your agents perform, with enterprise-grade security and up to 60% savings on AI costs.
Validate phone on Phone Validator Engine
Pass the raw phone string and optionally a country code. The engine uses libphonenumber to validate structure, detect carrier type, and format to E.164 standard. Validates and formats a phone number deterministically to E.164 standard using Google libphonenumber-js
What the Phone Validator Engine MCP Server unlocks
LLMs often accept chaotic phone number inputs or try to format them incorrectly before sending to Twilio or Zenvia. This MCP brings Google's libphonenumber-js to the Edge.
The Superpowers
- E.164 Strict Format: Cleans and formats chaotic inputs into mathematically perfect E.164 strings.
- Country Validation: Validates the exact country code and identifies fake numbers immediately.
Frequently asked questions about the Phone Validator Engine MCP Server
Does it support Brazilian numbers?
Yes, perfectly handles the 9-digit rule.
Can it extract the country?
Yes, it returns the Alpha-2 country code.
Is it local?
Yes, 100% local regex/metadata evaluation.
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We built the connector to Phone Validator Engine. Now put your agents to work. Fully governed.
Vinkius is the AI Gateway with managed hosting. Stop building connectors. Every connection runs inside eight layers of security.
Hosted, sandboxed, and live on AWS. You don't provision anything. You don't maintain anything. You connect.
Every tool call, every token, every response. Logged and auditable. Data flows direct from Phone Validator Engine to your agent. Nothing is stored on our side. Ever.
Eight governance layers on every request. Sensitive data redacted before it reaches the model. Kill switch if anything goes sideways. Always on.