WebRTC SCTP information

The sctp object on RTCPeerConnection represents the negotiated SCTP transport. SCTP (Stream Control Transmission Protocol) is the protocol that RTCDataChannel uses.

Baseline Status: Achieved Widely Available on Nov 9, 2025 (Cross-browser Newly Available since May 9, 2023).

Desktop Browser Engine Support

Google Chrome

76

Supported

Mozilla Firefox

113

Supported

Apple Safari

15.4

Supported

Microsoft Edge

79

Supported

Mobile Browser Engine Support

Chrome Android

76

Firefox Android

113

Safari iOS

15.4

Specifications and References

Specification ↗ Feature XML ↗

MDN Browser Compat Data Keys:

api.RTCPeerConnection.sctp ↗ api.RTCSctpTransport ↗ api.RTCSctpTransport.maxChannels ↗ api.RTCSctpTransport.maxMessageSize ↗ api.RTCSctpTransport.state ↗ api.RTCSctpTransport.statechange_event ↗ api.RTCSctpTransport.transport ↗