Promptster
About
Test and compare prompts across any AI provider. Bring your own keys.
Use this server
Add it to your MCP client. The catalogue lists this config verbatim from its source — it does not run, download, or vouch for the server. Review the command before you run it.
TransportHTTP (remote server)
Claude Code
claude mcp add --transport http promptster https://www.promptster.dev/mcp
Cursor
If the button doesn't open Cursor, use the JSON below — Cursor accepts the same mcpServers config.
VS Code
code --add-mcp '{"name":"promptster","type":"http","url":"https://www.promptster.dev/mcp"}'
JSON
{
"mcpServers": {
"promptster": {
"url": "https://www.promptster.dev/mcp"
}
}
}