URL: https://www.instapaper.com/api/add Parameters: usernamepasswordurltitle — optional, plain text, no HTML, UTF-8selection — optional, plain text, no HTML, UTF-8auto-title=1 — optional, replaces title. Instapaper will crawl the URL to detect a title. Use this if you do not know a title for the URL, such as when it’s an inline link somewhere that hasn’t been opened.redirect=close — optional. Specifies that, instead of returning the status code, the resulting page should show an HTML “Saved!” notification that attempts to close its own window with Javascript after a short delay. This is useful if you’re sending people directly to /api/add URLs from a web application.