Standalone debug browser for agents. Stealth-patched Chromium behind a tiny HTTP API. Persistent named sessions, easy purge, auto-screenshots, CDP attach.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add sendblue-browser --env BROWSER_USE_API_KEY='<BROWSER_USE_API_KEY>' -- npx -y sendblue-browser-mcp~/.codex/config.toml
[mcp_servers.sendblue-browser]
command = "npx"
args = ["-y", "sendblue-browser-mcp"]
env = { BROWSER_USE_API_KEY = "<BROWSER_USE_API_KEY>" }
# codex mcp add sendblue-browser --env BROWSER_USE_API_KEY='<BROWSER_USE_API_KEY>' -- npx -y sendblue-browser-mcp~/.cursor/mcp.json
{
"mcpServers": {
"sendblue-browser": {
"command": "npx",
"args": [
"-y",
"sendblue-browser-mcp"
],
"env": {
"BROWSER_USE_API_KEY": "<BROWSER_USE_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"sendblue-browser": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"sendblue-browser-mcp"
],
"env": {
"BROWSER_USE_API_KEY": "<BROWSER_USE_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"sendblue-browser": {
"command": "npx",
"args": [
"-y",
"sendblue-browser-mcp"
],
"env": {
"BROWSER_USE_API_KEY": "<BROWSER_USE_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"sendblue-browser": {
"command": "npx",
"args": [
"-y",
"sendblue-browser-mcp"
],
"env": {
"BROWSER_USE_API_KEY": "<BROWSER_USE_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"sendblue-browser": {
"command": "npx",
"args": [
"-y",
"sendblue-browser-mcp"
],
"env": {
"BROWSER_USE_API_KEY": "<BROWSER_USE_API_KEY>"
}
}
}
}Environment variables
BROWSER_USE_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.