Work-in-progress server that drives a browser with Puppeteer and Steel: navigation, screenshots, form filling and running JavaScript.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add puppeteer-steel --env STEEL_LOCAL='<STEEL_LOCAL>' -- node path/to/steel-puppeteer/dist/index.js~/.codex/config.toml
[mcp_servers.puppeteer-steel]
command = "node"
args = ["path/to/steel-puppeteer/dist/index.js"]
env = { STEEL_LOCAL = "<STEEL_LOCAL>" }
# codex mcp add puppeteer-steel --env STEEL_LOCAL='<STEEL_LOCAL>' -- node path/to/steel-puppeteer/dist/index.js~/.cursor/mcp.json
{
"mcpServers": {
"puppeteer-steel": {
"command": "node",
"args": [
"path/to/steel-puppeteer/dist/index.js"
],
"env": {
"STEEL_LOCAL": "<STEEL_LOCAL>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"puppeteer-steel": {
"type": "stdio",
"command": "node",
"args": [
"path/to/steel-puppeteer/dist/index.js"
],
"env": {
"STEEL_LOCAL": "<STEEL_LOCAL>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"puppeteer-steel": {
"command": "node",
"args": [
"path/to/steel-puppeteer/dist/index.js"
],
"env": {
"STEEL_LOCAL": "<STEEL_LOCAL>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"puppeteer-steel": {
"command": "node",
"args": [
"path/to/steel-puppeteer/dist/index.js"
],
"env": {
"STEEL_LOCAL": "<STEEL_LOCAL>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"puppeteer-steel": {
"command": "node",
"args": [
"path/to/steel-puppeteer/dist/index.js"
],
"env": {
"STEEL_LOCAL": "<STEEL_LOCAL>"
}
}
}
}Environment variables
STEEL_LOCAL
Replace the placeholders with your own credentials and keep them out of version control.