Skip to content
Vinkius

String Connector for AI agents.

10 live capabilities

Automate SMS marketing and customer messaging workflows.

Live agent request String / Connector

Waiting for input…

AI Agent

Why people use String

Stop manual SMS management with String

With this MCP, you just tell your agent to send the text or find a contact. You stay in your workflow and let the automation handle the clicks.

  • Claude
  • ChatGPT
  • Gemini
  • Cursor
  • Visual Studio Code
  • Windsurf

What Vinkius changes

You turn your chat interface into a functional messaging dashboard.

Use it from Claude, ChatGPT, Cursor or another AI client you already have.

One account · 6,100+ Connectors

  1. Real-world use case 01

    Automated Order Updates

    A customer places an order, and you ask your agent to use `send_string_message` to notify them immediately.

  2. Real-world use case 02

    Rapid Contact Segmentation

    You need to find specific users for a promotion, so you have your agent check tags and pull the relevant list.

  3. Real-world use case 03

    Incident Response Notification

    During a service outage, you instruct your agent to blast an SMS update to all contacts in a group.

Complete set · 10capabilities

The complete String capability set.

These are the exact actions your AI can choose when you ask it to work with String.

Capability set01 / 03

01—04

4 capabilities in this set.

Part of 10 available through String.

  1. 01 Capability

    List string tags

    Retrieves all existing tags used for contact segmentation. This helps you find specific groups of people quickly.

  2. 02 Capability

    Create string contact

    Adds a new person to your String contact list. Use this to expand your audience via chat.

  3. 03 Capability

    Get string contact

    Pulls up specific details for an individual contact. It is useful for verifying user information.

  4. 04 Capability

    Get string message

    Fetches the content and metadata of a single message. This allows you to review specific communications.

Capability set02 / 03

05—07

3 capabilities in this set.

Part of 10 available through String.

  1. 05 Capability

    List string campaigns

    Shows all your active or past SMS marketing campaigns. Use this to track your outreach progress.

  2. 06 Capability

    List string contacts

    Returns a full list of everyone in your contact database. It is great for auditing your audience.

  3. 07 Capability

    List string conversations

    Displays the most recent active chat threads. This keeps you updated on ongoing customer interactions.

Capability set03 / 03

08—10

3 capabilities in this set.

Part of 10 available through String.

  1. 08 Capability

    List string messages

    Pulls a history of all sent and received messages. Use this to audit your communication logs.

  2. 09 Capability

    Send string message

    Sends an SMS or MMS to a specific phone number. This is the primary capability for direct outreach.

  3. 10 Capability

    Check string status

    Confirms that your connection to the String API is working. It ensures your automation stays online.

Set up in minutes

One URL. Then ask String to work.

Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use String from the conversation.

Choose your client

Live preview
Advanced clients IDE · CLI

Claude · Web + desktop

Official guide ↗

Connector URL · ready to paste

Streamable HTTP
https://edge.vinkius.com/vk_preview_gz9uVXsxYk1bgHieAG5iZttq5MwAtDgDhF8IQ9Px/mcp
  1. Step 01

    Open Connectors

    In Claude Web or Claude Desktop, open Settings and choose Connectors.

  2. Step 02

    Add the URL

    Choose Add custom connector, name it String, and paste the URL above.

  3. Step 03

    Turn it on in chat

    Select +, open Connectors, and enable String for the conversation.

Where the request belongs

Work String can move forward.

Built around the request

Marketing ops managers and developers who need to automate customer outreach without building custom integrations from scratch.

01

Marketing Operations Manager

Automating routine SMS updates and campaign tracking.

02

Product Engineer

Testing messaging workflows and verifying API connectivity during deployment.

03

Customer Success Lead

Checking recent conversation threads to ensure timely responses to users.

Build the capability set

Add more capabilities.

Each Connector adds new actions and data without changing how you work.

Browse Connectors
X Ads (Twitter) logo
01 13 capabilities

X Ads (Twitter)

Connect your X Ads account to any AI agent. audit campaigns, analyze line item performance, and pull engagement reports through natural conversation.

View Connector
Instagram (Social Media & Business) logo
02 10 capabilities

Instagram (Social Media & Business)

Manage your Instagram presence via AI. publish photos and reels, analyze insights, and manage comments.

View Connector
Gmail logo
03 30 capabilities

Gmail

Manage your inbox from AI. read, search, organize, and reply to emails across your Gmail efficiently.

View Connector
Mailchimp logo
04 14 capabilities

Mailchimp

Synchronize marketing contacts. list audiences, control subscriber limits, and edit campaign vectors autonomously.

View Connector
Box logo
05 10 capabilities

Box

Store, share, and collaborate on files securely with enterprise-grade cloud content management and governance controls.

View Connector
Google Maps logo
06 4 capabilities

Google Maps

Empower location intelligence via Google Maps. perform geocoding, search millions of places, retrieve rich venue details, and calculate directions directly from any AI agent.

View Connector

Bring your own AI

Change the model, client or framework. Keep String connected.

  • Claude
  • ChatGPT
  • Gemini
  • Cursor
  • VS Code
  • Windsurf
  • ZCode
  • Cline
  • Zed
  • Continue
  • Kiro
  • Roo Code
  • Zencoder
  • Goose
  • Void
  • Augment Code
  • Amp
  • Qodo
  • Tabnine
  • Pieces
  • Sourcegraph Cody
  • JetBrains
  • Warp
  • Amazon Q
  • Antigravity
  • BoltAI
  • Raycast
  • Jan
  • LM Studio
  • AnythingLLM
  • Open WebUI
  • Msty
  • Cherry Studio
  • LibreChat
  • TypingMind
  • Chorus
  • 5ire
  • n8n
  • LangChain
  • LlamaIndex
  • CrewAI
  • Vercel AI SDK

Before you connect

Questions about String.

The practical details behind the request, access and result.

How can I automate SMS updates with String MCP?

You can instruct your AI agent to use the messaging capabilities to send texts or MMS messages to customers automatically based on your instructions.

Can I manage my contact list using String MCP?

Yes, you can ask your agent to create new contacts, retrieve specific details, or list everyone in your database.

Does String MCP work with Claude and Cursor?

It works with any MCP-compatible client, including Claude, Cursor, and Windsurf, allowing you to manage messaging from your favorite interface.

How do I see my recent marketing campaigns in String MCP?

Simply ask your agent to list your campaigns, and it will pull the current status of your SMS marketing efforts.

Can I use String MCP to organize my customers into groups?

Yes, you can view and manage tags through your agent to keep your audience segmented for better targeting.

Can my AI send text messages?

Yes. Use send_string_message with the recipient phone number and message text. The agent delivers it via String.

Can I view conversation history?

Yes. list_string_conversations shows all active threads, and list_string_messages returns full message history.

Can I create contacts through the AI?

Yes. create_string_contact adds a new contact with name and phone number to your String directory.

One connection away

Give your agent a direct line to String.

Connect String once. Keep it beside 6,100+ managed Connectors when the next task needs more.

Explore every Connector No credit card required · Free tier available