KitScout

Categories › Communication › Email

ai.powerline/inbox-preview

MCP serverVerified domain · powerline.aiRemote● LiveFree to try

Render HTML/.eml emails in real Gmail, Outlook & Yahoo web clients and screenshot them

Install

Remote server: your requests and data go to api.powerline.ai. Claude Code: claude mcp add --transport http inbox-preview https://api.powerline.ai/v1/mcp · Claude app: Settings → Connectors → Add custom connector.

What it can do

The tools this server listed when we connected to it, in its own words.

  • list_clients — List the email clients this deployment can render right now, with their rendering tier, engine, and capabilities
  • submit_preview — Submit an email for rendering across email clients — full HTML, or a complete raw .eml (base64). Provide exactly one of html/eml. Returns a
  • get_job — Get the status and screenshots for a preview job. Poll until status is "completed".
  • get_screenshot — Fetch a rendered screenshot. Returns the image URL for the given job, client, width, and environment (color scheme / images).

KitScout test notes

Not tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.

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