For AI agents: this page in Markdown: https://www.pubnub.com/docs/faq.md. Documentation index: https://www.pubnub.com/llms-full.txt.
PubNub FAQ
Short answers to common questions about every part of the PubNub platform, from your first keyset to billing.
Browse by topic
Getting started
Keys, User IDs, SDKs, and first setup.
View FAQ for Getting started →Architecture
Connections, networking, and HTTP errors.
View FAQ for Architecture →Pub/Sub
Publishing, ordering, and receiving messages.
View FAQ for Pub/Sub →Presence
Who is online, events, and occupancy.
View FAQ for Presence →Data storage
Message history, files, and DataSync.
View FAQ for Data storage →Logic
Functions behavior and moderation.
View FAQ for Logic →Security
Access Manager, keys, encryption, compliance.
View FAQ for Security →Pricing
Plans, billing, and usage.
View FAQ for Pricing →Integrations
Mobile push notifications with APNs and FCM.
View FAQ for Integrations →