Install Alttext in Claude Code
claude mcp add alttext -e ALTTEXT_API_KEY=... -- npx -y @alttext_ai/alttext-mcp{
"mcpServers": {
"alttext": {
"command": "npx",
"args": [
"-y",
"@alttext_ai/alttext-mcp"
],
"env": {
"ALTTEXT_API_KEY": "..."
}
}
}
}Replace each ... with your own value.
Frequently asked questions
What does the Alttext MCP server do?
Generate and translate image alt text and manage an AltText.ai image library.
Is the Alttext MCP server free?
The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.
Does Alttext run locally or remotely?
Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.
How do I add Alttext to Claude Code?
Run: claude mcp add alttext -e ALTTEXT_API_KEY=... -- npx -y @alttext_ai/alttext-mcp
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