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- Create Browser Session
ActionBrowserbaseUpdated May 2026
How do I create a Browserbase session?
Short answer: Drop the "Browserbase → Create Browser Session" action anywhere in your workflow, map the inputs from upstream nodes, and publish.
Inputs
The fields this action accepts.
Every field can be mapped from an upstream trigger, AI step, table row, or hard-coded literal.
| Field | Type | Required | Description |
|---|---|---|---|
Viewport Width browser_settings_viewport_width | string | Optional | Viewport Width |
Viewport Height browser_settings_viewport_height | string | Optional | Viewport Height |
Keep Alive keep_alive | options | Optional | Keep Alive. Options: No, Yes |
Proxies proxies | options | Optional | Proxies. Options: No, Yes |
Sample request
{"browser_settings_viewport_width": "{{trigger.browser_settings_viewport_width}}","browser_settings_viewport_height": "{{trigger.browser_settings_viewport_height}}","keep_alive": "{{trigger.keep_alive}}","proxies": "{{trigger.proxies}}"}
Returns
{"id": "sess-abc","status": "RUNNING","connectUrl": "wss://...","seleniumRemoteUrl": "https://..."}
Use these fields in downstream nodes for routing, logging, or error handling.
Triggered by
Apps that pair well as the trigger for Create Browser Session.
Any of these apps can fire this action as part of a workflow.
FAQ
Questions about Create Browser Session.
What does the Create Browser Session action do in Browserbase?
Starts a new headless Chromium session. Returns a session ID, connect URL (for Playwright), and debug URL (live VNC viewer). Optional context_id to reuse a saved auth profile, optional proxies for residential routing.
What inputs does Create Browser Session require?
Create Browser Session has no required inputs. Sensible defaults are applied if you leave fields blank.
Can I use dynamic inputs from earlier workflow nodes?
Yes. Any field on this action can pull values from upstream nodes, whether that's a form response, a trigger payload, an AI output, or a lookup result.
What happens if Browserbase returns an error?
The workflow pauses on the failed node, the error message is captured in the run log, and you can retry the run with one click. Auto-retry policies are configurable per workflow with exponential backoff up to 5 attempts.
Does Create Browser Session support batch operations?
Yes. Run Create Browser Session inside a Loop node to process arrays. Tiny Command handles Browserbase's rate limits automatically so you don't have to throttle manually.
More actions
Other Browserbase actions.
Action
Close Session
Stops a session early and releases the slot. Call this in a workflow's finally block to avoid orphaned sessions consuming slots. Sessions auto-close at the configured timeout (default 60min); explicit close saves cost on short jobs.
ActionGet Debug URL
Returns the short-lived live-viewer URL for an in-flight session. Open in a browser to watch the headless Chromium in real time — useful for debugging "why did the scrape break" or "what did the agent actually see" mysteries.
ActionGet Session Recording
Returns the rrweb-format recording of a completed session. Replay with the rrweb-player library to reconstruct the session's DOM mutations and user input. Useful for after-the-fact debugging of failed runs.
ActionGet Session
Returns metadata for a specific session — status, runtime, region, configured proxies. Useful for monitoring active sessions or auditing past runs.
ActionList Sessions
Paginated session history with status filters. Useful for "any orphaned sessions still consuming slots?" cleanup or for capacity planning around session quota usage.
Send create browser session from your workflows.
Triggered by anything in the catalog. Free tier available. No credit card.