MCP server that connects AI assistants to Chrome DevTools Protocol for runtime debugging - set breakpoints, inspect variables, monitor network traffic, and automate browser interactions
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add devharness -- npx devharness@latest~/.codex/config.toml
[mcp_servers.devharness]
command = "npx"
args = ["devharness@latest"]
# codex mcp add devharness -- npx devharness@latest~/.cursor/mcp.json
{
"mcpServers": {
"devharness": {
"command": "npx",
"args": [
"devharness@latest"
]
}
}
}.vscode/mcp.json
{
"servers": {
"devharness": {
"type": "stdio",
"command": "npx",
"args": [
"devharness@latest"
]
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"devharness": {
"command": "npx",
"args": [
"devharness@latest"
]
}
}
}claude_desktop_config.json
{
"mcpServers": {
"devharness": {
"command": "npx",
"args": [
"devharness@latest"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"devharness": {
"command": "npx",
"args": [
"devharness@latest"
]
}
}
}