← MCP Reliability Index / Web & Scraping

Inbox Preview

ai.powerline/inbox-preview

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

healthy

status

tools exposed

1974ms

connect latency

abdc591b4f92

schema fingerprint

Tools (4)

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 job ID to poll for results.

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).

Endpoint

https://api.powerline.ai/v1/mcp
Category: Web & Scraping · Last checked: 2026-08-15T08:49:23Z

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How we measure →

What this means. This server responded to the MCP handshake and listed its tools without authentication. The schema fingerprint lets us flag if tool signatures silently change (schema drift) between checks.