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Version: Chrysalis


Since the Chrysalis update, the testnet is now called devnet. We recommend using the devnet to develop and test your application.

Public Infrastructure

IOTA currently provides a load-balanced public devNet endpoint:


We recommend using the load balancer for most scenarios.

We also provide single node endpoints that expose native MQTT:

These endpoints have MQTT (via WebSockets and raw TCP) exposed and offer the HTTP REST API (according to this specification) over TLS.

Developer Tools