Alttext ai MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Alttext ai MCP or direct API to generate descriptive alt text, update image metadata, improve accessibility, and audit image coverage through natural language.

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Api Key

AltText.ai is a service that generates alt text for images automatically. It helps boost accessibility and SEO for your visual content.

10 Tools

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TOOL ROUTER PLAYGROUND
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TOOLS

Supported Tools

Every Alttext ai action and event your agent gets out of the box.

Bulk Create Images

Tool to bulk upload and process a CSV file of image URLs for alt text generation.

Create Image

Tool to add an image and generate alt text.

Delete Image by Asset ID

Tool to delete an image from your library by its asset ID.

Get Account

Tool to retrieve account settings and usage information.

Get Image by Asset ID

Tool to retrieve detailed information about a specific image using its asset ID.

Get Images

Tool to retrieve a paginated list of images in your library, including their alt text and metadata.

Scrape Page for Images

Tool to scrape a web page or HTML document and queue all images for alt text generation.

Search Images

Search for images in your AltText.

Update Account

Tool to update account settings (e.

Update Image by Asset ID

Tool to update an image with new data including asset ID, alt text, and metadata.

SETUP GUIDE

Connect Alttext ai MCP Tool with your Agent

1

Install Composio

typescript
npm install @composio/core ai @ai-sdk/openai @ai-sdk/mcp
Install the Composio SDK and Claude Agent SDK
2

Create Tool Router Session

typescript
import { Composio } from '@composio/core';

const composio = new Composio({ apiKey: 'your-api-key' });

console.log("Creating Tool Router session...");
const { mcp } = await composio.create('your-user-id');
console.log(`Tool Router session created: ${mcp.url}`);
Initialize the Composio client and create a Tool Router session
3

Connect to AI Agent

typescript
import { openai } from '@ai-sdk/openai';
import { experimental_createMCPClient as createMCPClient } from '@ai-sdk/mcp';
import { generateText, stepCountIs } from 'ai';

const client = await createMCPClient({
  transport: {
    type: 'http',
    url: mcp.url,
    headers: { 'x-api-key': 'your-composio-api-key' }
  }
});

const tools = await client.tools();

const { text } = await generateText({
  model: openai('gpt-4o'),
  tools,
  messages: [{ role: 'user', content: 'Generate alt text for the latest uploaded image' }],
  stopWhen: stepCountIs( 5 )
});

console.log(`Agent: ${text}`);
Use the MCP server with your AI agent
SETUP GUIDE

Connect Alttext ai API Tool with your Agent

1

Install Composio

typescript
npm install @composio/openai
Install the Composio SDK
2

Initialize Composio and Create Tool Router Session

typescript
import OpenAI from 'openai';
import { Composio } from '@composio/core';
import { OpenAIResponsesProvider } from '@composio/openai';

const composio = new Composio({
  provider: new OpenAIResponsesProvider(),
});
const openai = new OpenAI({});
const session = await composio.create('your-user-id');
Import and initialize Composio client, then create a Tool Router session
3

Execute Alttext ai Tools via Tool Router with Your Agent

typescript
const tools = session.tools;
const response = await openai.responses.create({
  model: 'gpt-4.1',
  tools: tools,
  input: [{
    role: 'user',
    content: 'Generate descriptive alt text for the latest uploaded image in my library.'
  }],
});
const result = await composio.provider.handleToolCalls(
  'your-user-id',
  response.output
);
console.log(result);
Get tools from Tool Router session and execute Alttext ai actions with your Agent

Why Use Composio?

AI Native Alttext ai Integration

  • Supports both Alttext ai MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable tool execution
  • Rich coverage for reading, writing, and querying your Alttext ai data

Managed Auth

  • Built-in API key handling with secure, managed storage
  • Central place to manage, scope, and revoke Alttext ai access
  • Per user and per environment credentials instead of hard-coded keys

Agent Optimized Design

  • Tools are tuned using real error and success rates to improve reliability over time
  • Comprehensive execution logs so you always know what ran, when, and on whose behalf

Enterprise Grade Security

  • Fine-grained RBAC so you control which agents and users can access Alttext ai
  • Scoped, least privilege access to Alttext ai resources
  • Full audit trail of agent actions to support review and compliance
FAQ

Frequently asked questions

Yes, Alttext ai requires you to configure your own API key. Once set up, Composio handles secure credential storage and API request handling for you.

Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.

Composio is SOC 2 and ISO 27001 compliant with all data encrypted in transit and at rest. Learn more.

Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.

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