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Overview Quickstart

Getting started What is npayload?How npayload works What npayload is not Understanding autonomous systems

Use cases AI agent communication Event-driven microservices Real-time notifications Webhook management Data streaming IoT device messaging

Core concepts Channels Messages Subscriptions Streams Dead letter queue Consumer groups Event catalogue Cross-region messaging Marketplace Architecture

Guides Authentication Publishing messages Working with channels Subscriptions and delivery Webhooks Streams Encryption and privacy Dead letter queue Connectors Marketplace integration Cross-region messaging Idempotency and reliability Testing Error handling

Patterns and best practices Fan-out pattern Saga orchestration Event sourcing CQRS pattern

Node.js quickstart Next.js quickstart Express quickstart Hono quickstart Python quickstart Bun quickstart Remix quickstart React quickstart

SDKs Node.js SDK React SDK Browser SDK ASP SDK

Marketplace Publishing to the marketplace Consuming from the marketplace Listings Reviews and ratings

Agent Session Protocol

Solutions npayload for SaaS Platforms npayload for Fintech npayload for AI Companies npayload for Ecommerce

Migration guides Migrate from Apache Kafka Migrate from RabbitMQ Migrate from AWS SNS/SQS

Platform Security Regions and availability Compliance Limits and quotas

Resources Error codes Rate limits Glossary Troubleshooting FAQ

Changelog Support

Changelog

What is new in npayload

v1.0.0 (March 2026)

Core platform

Channels with standard, compacted, and priority types
Message publishing with batch and transactional support
Webhook subscriptions with automatic retries and DLQ
Consumer groups with load balancing
Streams with consumer offsets and replay
Message groups for FIFO ordering
Event catalogue with schema registry and versioning
Subscription snapshots

Security

OAuth 2.0 + DPoP proof-of-possession authentication
Three privacy modes: standard, hybrid, and E2E (zero-knowledge)
RSA-4096 + AES-256 encryption
Audit trails with hash chains

Multi-region

Cross-instance messaging with exactly-once delivery guarantees
Geo-replication
Interest-based routing
Instance cluster auto-discovery

SDKs

@npayload/node v0.1.0 for server-side development
@npayload/react v1.0.0 for React hooks
@npayload/js v1.0.0 for browser clients
@devopscrowdca/asp-js v0.1.0 for the ASP protocol

Adapters

Kafka, SQS, EventBridge, SNS, Azure Service Bus, GCP Pub/Sub, HTTP, distrova-flow

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FAQ

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v1.0.0 (March 2026)