Alttext MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 52 installs a week from npm. Last commit 14 Oct 2026.
Generate alt text, translate descriptions, and manage your AltText.ai image library.
Nothing serious here today
Today is the operative word: we check Alttext MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Connect this server
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add alttext-mcp -e 'ALTTEXT_API_KEY=<ALTTEXT_API_KEY>' -- npx -y @alttext_ai/alttext-mcp{
"mcpServers": {
"alttext-mcp": {
"command": "npx",
"args": [
"-y",
"@alttext_ai/alttext-mcp"
],
"env": {
"ALTTEXT_API_KEY": "<ALTTEXT_API_KEY>"
}
}
}
}[mcp_servers.alttext-mcp]
command = "npx"
args = ["-y", "@alttext_ai/alttext-mcp"]
env = { ALTTEXT_API_KEY = "<ALTTEXT_API_KEY>" }{
"mcpServers": {
"alttext-mcp": {
"command": "npx",
"args": [
"-y",
"@alttext_ai/alttext-mcp"
],
"env": {
"ALTTEXT_API_KEY": "<ALTTEXT_API_KEY>"
}
}
}
}{
"servers": {
"alttext-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@alttext_ai/alttext-mcp"
],
"env": {
"ALTTEXT_API_KEY": "<ALTTEXT_API_KEY>"
}
}
}
}Put your own value in place of
<ALTTEXT_API_KEY> (Your AltText.ai API key).
The author’s registry entry marks it as required.
Optional settings from the registry entry, left out of the block above:
ALTTEXT_API_BASE_URL (Optional API base URL override for proxies or alternate endpoints).
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Alttext MCP — questions
Answers built from our own checks of this server.