Daily API RoundUp: WordAi, Coub, Knowtify, Circuit

Every day, the ProgrammableWeb team is busy, updating its three primary directories for APIs, clients (language-specific libraries or SDKs for consuming or providing APIs), and source code samples. If you have new APIs, clients, or Source Code examples to add to ProgrammableWeb’s directories, we offer forms (APIs, Clients, Source Code) for submitting them to our API research team. If there’s a listing in one of our directories that you’d like to claim as the owner, please contact us at editor@programmableweb.com.

We've added 6 APIs to the ProgrammableWeb directory today in categories such as Writing, Media and Engagement. Here's a look at what is new.


Coub is a Russian company that provides a Platform and application to make and embed looped videos that last about 10 seconds. The Coub web API allows data to be sent and retrieved from the Coub server via HTTP requests and responses. Query and manage user and channel data, upload videos, search for a video or channel, and much more with the API.


We've listed the Coub API under the Media category. See ProgrammableWeb's complete list of Media APIs.

Knowtify offers marketing services including email notifications, user engagement insights, customer behavior and live in-app notifications. The Knowtify JSON API is available to integrate event data with transactional emails, segment data with digest emails, and behavioral data with behavioral emails. We've categorized the Knowtify API under the Engagement category. See ProgrammableWeb's complete list of Engagement APIs.

Circuit is a collaboration tool that brings voice, video, screen sharing, file sharing, and messaging into a single view. The Circuit API allows for business collaboration and Integration using such systems as ERP or CRM. Get inforrmation about users and conversations with the API. This API is listed under the Collaboration category. See ProgrammableWeb's complete list of Collaboration APIs.

Mycroft Assistant offers automated supply chain management solutions for SMB. The Mycroft Assistant Integration API is XML-based and offers services to analyze company operations data. With the API, developer can get information such as current product balance, product sales and receipts, and accompanying guides, securely and with ease. We've primarily categorized the Mycroft Assistant API under the Supply Chain category. See ProgrammableWeb's complete list of Supply Chain APIs.

WordAi uses JSON and plain text return to show spintax, or article spinning, which is a technique for writing different versions of a phrase, paragraph or article using Artificial Intelligence. WordAi API automatically creates human quality content. The technology understands word interaction, article rewriting, and human writer readability.


The WordAi API i listed under the Writing category. See ProgrammableWeb's complete list of Writing APIs.

Mercado Pago is an online payment company that processes payments for businesses globally. The MercadoPago API allows developers to exchange information with the Mercado's platform. The API provides method for custom checkout, Webhooks, account information and more. We've categorized the API under the Payments category. See ProgrammableWeb's complete list of Payments APIs.

Be sure to read the next Writing article: ProgrammableWeb Wants You: API Experts With A Knack For Writing