v4.0.0 v0.51.0

Name: supergateway
Author: supercorp-ai

supercorp-ai/supergatewaySep 20, 2026 → Sep 17, 20260 days between releases

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Analyzing what changed between v4.0.0 and v0.51.0. This page updates automatically — usually within a minute.

The Two Releases

v4.0.0

Sep 20, 2026· 1 month ago

This release marks the first stable version of the 4.0 line, upgrading the `latest` tag from 3.4.3. It introduces improved session management, better protocol compatibility, and enhanced error handling across Node.js 20 and newer.

Full release notes

v0.51.0

Sep 17, 2026· 1 month ago

This release introduces declarative JSON serialization schemas via `$config`, migrates packages to ESM-only publishing, and deprecates `LexicalComposer` in favor of `LexicalExtensionComposer`, marking a significant step toward Lexical 1.0.

Full release notes