libphonenumber Connector for AI agents.
1 live capability
Standardize global phone numbers for SMS and VOIP systems.
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Why people use libphonenumber
Phone Validator Engine for SMS and Telecom Data Integrity
This capability changes that by acting as a gatekeeper. When a user provides a number, your agent sends it to the validator first. It strips the junk, checks the country, and hands you back a perfect E.164 string. You get clean data without ever having to think about formatting rules.
What Vinkius changes
You get usable, standardized phone data every single time.
Use it from Claude, ChatGPT, Cursor or another AI client you already have.
One account · 5,900+ Connectors
- Real-world use case 01
The Messy Lead List
A user uploads a CSV of 500 leads.
- Real-world use case 02
The SMS Gateway
A user wants to send a verification code.
- Real-world use case 03
The International Expansion
A company is launching in Brazil.
Complete set · 1capability
The complete libphonenumber capability set.
These are the exact actions your AI can choose when you ask it to work with libphonenumber.
01
1 capability in this set.
Part of 1 available through libphonenumber.
- 01 Capability
Validate phone
Send a raw string to get a clean E.164 number and carrier info. This capability ensures your data meets global telecom standards and filters out invalid entries.
Set up in minutes
One URL. Then ask libphonenumber to work.
Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use libphonenumber from the conversation.
Choose your client
Live previewAdvanced clients IDE · CLI
Claude · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_a4rO76QU4hpaLVzku0ujm4wJySTCbzZmujpGIE88/mcp - Step 01
Open Connectors
In Claude Web or Claude Desktop, open Settings and choose Connectors.
- Step 02
Add the URL
Choose Add custom connector, name it libphonenumber, and paste the URL above.
- Step 03
Turn it on in chat
Select +, open Connectors, and enable libphonenumber for the conversation.
ChatGPT · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_a4rO76QU4hpaLVzku0ujm4wJySTCbzZmujpGIE88/mcp - Step 01
Open MCP settings
On desktop, open Settings and MCP servers. On web, open your workspace app or connector settings.
- Step 02
Add the URL
Choose Add server with Streamable HTTP, or create a custom MCP app, then paste the libphonenumber URL.
- Step 03
Save and start
Save the connection and enable libphonenumber in your conversation. Desktop may ask you to restart once.
Cursor · IDE configuration
Advanced setup
{
"mcpServers": {
"phone-validator-engine": {
"url": "https://edge.vinkius.com/vk_preview_a4rO76QU4hpaLVzku0ujm4wJySTCbzZmujpGIE88/mcp"
}
}
}- Step 01
Open MCP Settings
Press Cmd+Shift+P (macOS) or Ctrl+Shift+P (Windows/Linux) → search "MCP Settings"
- Step 02
Add the server config
Paste the JSON configuration above into the mcp.json file that opens
- Step 03
Save the file
Cursor will automatically detect the new Connector
- Step 04
Start using libphonenumber
Open Agent mode in chat and ask: "Using libphonenumber, help me...". 1 tools available
VS Code Copilot · IDE configuration
Advanced setup
{
"mcpServers": {
"phone-validator-engine": {
"url": "https://edge.vinkius.com/vk_preview_a4rO76QU4hpaLVzku0ujm4wJySTCbzZmujpGIE88/mcp"
}
}
}- Step 01
Create MCP config
Create a .vscode/mcp.json file in your project root
- Step 02
Add the server config
Paste the JSON configuration above
- Step 03
Enable Agent mode
Open GitHub Copilot Chat and switch to Agent mode using the dropdown
- Step 04
Start using libphonenumber
Ask Copilot: "Using libphonenumber, help me...". 1 tools available
Windsurf · IDE configuration
Advanced setup
{
"mcpServers": {
"phone-validator-engine": {
"url": "https://edge.vinkius.com/vk_preview_a4rO76QU4hpaLVzku0ujm4wJySTCbzZmujpGIE88/mcp"
}
}
}- Step 01
Open MCP Settings
Go to Settings → MCP Configuration or press Cmd+Shift+P and search "MCP"
- Step 02
Add the server
Paste the JSON configuration above into mcp_config.json
- Step 03
Save and reload
Windsurf will detect the new server automatically
- Step 04
Start using libphonenumber
Open Cascade and ask: "Using libphonenumber, help me...". 1 tools available
Cline · IDE configuration
Advanced setup
{
"mcpServers": {
"phone-validator-engine": {
"url": "https://edge.vinkius.com/vk_preview_a4rO76QU4hpaLVzku0ujm4wJySTCbzZmujpGIE88/mcp"
}
}
}- Step 01
Open Cline MCP Settings
Click the Connectors icon in the Cline sidebar panel
- Step 02
Add remote server
Click "Add Connector" and paste the configuration above
- Step 03
Enable the server
Toggle the server switch to ON
- Step 04
Start using libphonenumber
Ask Cline: "Using libphonenumber, help me...". 1 tools available
Claude Code · Terminal command
Advanced setup
claude mcp add phone-validator-engine --transport http "https://edge.vinkius.com/vk_preview_a4rO76QU4hpaLVzku0ujm4wJySTCbzZmujpGIE88/mcp"- Step 01
Install Claude Code
Run npm install -g @anthropic-ai/claude-code if not already installed
- Step 02
Add the Connector
Run the command above in your terminal
- Step 03
Verify the connection
Run claude mcp to list connected servers, or type /mcp inside a session
- Step 04
Start using libphonenumber
Ask Claude: "Using libphonenumber, show me...". 1 tools are ready
Where the request belongs
Work libphonenumber can move forward.
This is for anyone who handles user contact info. It's for the developers and ops people who are tired of their SMS gateways rejecting numbers because of a missing plus sign or a stray parenthesis.
SaaS Founder
Building a notification system and needs to ensure SMS delivery doesn't fail due to bad formatting.
Data Engineer
Cleaning up a massive lead list from a CSV where everyone typed their numbers differently.
CRM Manager
Standardizing contact info in a CRM so the team can reach people reliably.
Build the capability set
Add more capabilities.
Each Connector adds new actions and data without changing how you work.
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Validate and autocomplete addresses, emails, and phone numbers in forms to eliminate bad data before it enters your systems.
TeleSign
Verify user identities with phone number intelligence, SMS verification, and risk scoring that prevents fraud at sign-up.
Regex Toolkit
Equip your AI with strict Regular Expressions. Deterministically extract, validate, and redact Emails, URLs, and Phones without hallucinations.
AbstractAPI
Equip your AI agent with AbstractAPI's data enrichment. validate emails, geolocate IPs, check phone numbers, and enrich company data.
Bring your own AI
Change the model, client or framework. Keep libphonenumber connected.
-
Claude -
ChatGPT -
Gemini -
Cursor -
VS Code -
Windsurf -
ZCode -
Cline -
Zed -
Continue -
Kiro -
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Vercel AI SDK
Before you connect
Questions about libphonenumber.
The practical details behind the request, access and result.
Can Phone Validator Engine handle international numbers?
Yes, it supports global phone standards. It can identify country codes and validate the structure for numbers from all over the world.
Does Phone Validator Engine fix numbers with spaces or dashes?
Yes, it automatically strips out common formatting characters like spaces, dashes, and parentheses to give you a clean string.
Can I use Phone Validator Engine for my Twilio integration?
It's a perfect fit for that. By validating numbers before they hit the Twilio API, you can reduce failed messages and keep your data clean.
Does Phone Validator Engine check if a phone number is active?
No, it validates the structure and country code. It doesn't check if the number is currently active or if it's a working line.
What is an E.164 number?
E.164 is the international standard for phone numbers. It's the format most telecom providers require for reliable SMS and VOIP delivery.
Can Phone Validator Engine handle Brazilian numbers?
Yes, it knows the specific formatting rules for Brazil and can validate them against the correct country code.
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.
One connection away
Give your agent a direct line to libphonenumber.
Connect libphonenumber once. Keep it beside 5,900+ managed Connectors when the next task needs more.
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