What tools does the inbox-preview MCP server provide?

inbox-preview exposes 4 tools: get_job, get_screenshot, list_clients, submit_preview. This list was returned by the running server when we connected to it.

Does inbox-preview require an API key?

No. inbox-preview answered a tools/list request without credentials.

How do I install inbox-preview?

Run: claude mcp add --transport http inbox-preview https://api.powerline.ai/v1/mcp. One-click install links for Cursor and VS Code are also available on the server's page.

Connection check verified live · 20h ago

inbox-preview

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

Design & media Communication Browser automation

Install

Remote (HTTP)

claude mcp add --transport http inbox-preview https://api.powerline.ai/v1/mcp

Tools 4

GitHub stars —

Installs / wk —

Licence —

Transport streamable-http

Last checked 20h ago

Tools & capabilities

4 tools

Read from the running server on 20h ago.

get_job job_id*

Get the status and screenshots for a preview job. Poll until status is "completed".

get_screenshot client*job_id*color_schemeviewport_width*images_disabled

Fetch a rendered screenshot. Returns the image URL for the given job, client, width, and environment (color scheme / images).

list_clients

List the email clients this deployment can render right now, with their rendering tier, engine, and capabilities

submit_preview emlhtmlrenderssubjectinclude_previews

Submit an email for rendering across email clients — full HTML, or a complete raw .eml (base64). Provide exactly one of html/eml. Returns a job ID to poll for results.