Autonomous UI debugging MCP server — a fast agent drives the browser/desktop, finds bugs + visual issues, and reports back so the coding agent can fix them. Bun · Vercel AI SDK · OpenRouter.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add ui-debugger --env OPENAI_API_KEY='<OPENAI_API_KEY>' -- npx -y @developerz.ai/ui-debugger-mcp~/.codex/config.toml
[mcp_servers.ui-debugger]
command = "npx"
args = ["-y", "@developerz.ai/ui-debugger-mcp"]
env = { OPENAI_API_KEY = "<OPENAI_API_KEY>" }
# codex mcp add ui-debugger --env OPENAI_API_KEY='<OPENAI_API_KEY>' -- npx -y @developerz.ai/ui-debugger-mcp~/.cursor/mcp.json
{
"mcpServers": {
"ui-debugger": {
"command": "npx",
"args": [
"-y",
"@developerz.ai/ui-debugger-mcp"
],
"env": {
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"ui-debugger": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@developerz.ai/ui-debugger-mcp"
],
"env": {
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"ui-debugger": {
"command": "npx",
"args": [
"-y",
"@developerz.ai/ui-debugger-mcp"
],
"env": {
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"ui-debugger": {
"command": "npx",
"args": [
"-y",
"@developerz.ai/ui-debugger-mcp"
],
"env": {
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"ui-debugger": {
"command": "npx",
"args": [
"-y",
"@developerz.ai/ui-debugger-mcp"
],
"env": {
"OPENAI_API_KEY": "<OPENAI_API_KEY>"
}
}
}
}Environment variables
OPENAI_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.