# AltTextLab — MCP server on mcp.ai
> Connect your AltTextLab account and use 2 tools for AI content generation straight from your AI agent. Connect with your own API key. AltTextLab generates accessible, SEO-aware alt text for images using AI.

By: mcp.ai · official
Page: https://mcp.ai/alt_text_lab

## Connect (MCP protocol)
Remote MCP endpoint (HTTP, streamable): https://api.mcp.ai/p_alt_text_lab?ms=1787293560000
Add it as a custom/remote MCP connector, then authenticate when prompted.

## REST API (no MCP client required)
Every tool is also a REST endpoint, authed with a workspace API key.
Discover: GET https://api.mcp.ai/api/alt_text_lab/_endpoints   # public; lists every endpoint
Call:     POST https://api.mcp.ai/api/alt_text_lab/<endpoint>
  Authorization: Bearer sk_live_…   # create one at https://mcp.ai/settings/api-keys
  Content-Type: application/json
  Body: { …args }   →   { "ok": true, "tool": "<id>", "result": { … } }

## Developer docs
How to use (MCP or REST), markdown: https://mcp.ai/alt_text_lab/skill.md
Postman collection (v2.1): https://mcp.ai/alt_text_lab/postman.json

## Tools
- alt_text_lab_generate_alt_text(style?: string, context?: object, keywords?: string[], language?: string, ecommerce?: object, image_url: string, custom_fields?: object) — Generate accessible alt text for a publicly reachable image URL, optionally guided by language, writing style, SEO keywords, product details, and page context. Each generated result consumes one accou
- alt_text_lab_get_account_credits() — Return the connected AltTextLab account's plan, activation state, and current generation credit balance.

## Example prompts
- "What can I do in AltTextLab?"
- "Show me a summary of my AltTextLab account"

## Links
Docs: https://mcp.ai/docs/mcps/alt_text_lab
Website: https://mcp.ai/mcps/alt_text_lab