ExtendsClass free tier includes Free web-based HTTP client to send HTTP requests. Verified November 2026.
ExtendsClass's free tier offers Free web-based HTTP client to send HTTP requests. It's stable — zero pricing changes recorded.
Free web-based HTTP client to send HTTP requests.
We read that on 2026-11-01 from https://extendsclass.com/rest-client-online.html, and our check recorded: the page names ExtendsClass, renders no terms we can read, and its markup states 1 typed price (0).
No recorded pricing changes for ExtendsClass. This is a good sign — stable pricing.
We do not push notifications. Every change we record is readable the moment it lands, and the JSON answer carries an ETag — send it back as If-None-Match and an unchanged answer costs one 304.
curl https://agentdeals.dev/api/changes?vendor=ExtendsClass
curl https://agentdeals.dev/pricing-changes/feed.xml?vendor=ExtendsClass