Ably FAQs

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Ably FAQs

General

General

Details on getting started and common questions

FAQ

How can I set up different environments in Ably?

Is there a limit to the length of the ClientId or Channel name?

Should I use the REST or Realtime library?

How can I subscribe to messages using REST only SDKs?

CSP Rejection to internet-up.ably-realtime.com/is-the-internet-up.txt

Can I use Ably for audio and video streaming or images and file sharing?

I want to add Ably to my react app, where do I put the channel subscriptions?

My React app is opening multiple connections

Can I use Ably in a functional React component?

Is there any guarantee that messages received from the history API will be in order?

Are the Message and Data Transfer Limits Enforced Separately?

Are you HIPAA compliant?

Do you have a Disaster Recovery plan?

Should I reduce the REST publish timeout?

Do you have a terms of service?

Can I see the status of the Ably service globally?

I've seen a spike in my channel or connection usage that I wasn't expecting

Can I use Ably with a state manager (eg Redux)?

How can I add an AI moderation service to a chat built with Ably

See more

Getting Started

Hitting connection limits while in development or testing with hot-reload in React

Contacting us

Guide: Information we need to help you diagnose problems

Architectural Advice

How can I alert a user to subscribe to a channel?