8 Sept 2026AuthoringOpenAPI 3.1Webhooks

Editing that knows which OpenAPI version you are on

The editor now shows the OpenAPI version your document declares and creates new nodes using the constructs that version allows — a nullable field comes out as `nullable: true` on 3.0 and as a null type union on 3.1. Webhooks, 3.1's other root section, are visible and editable for the first time.

• NewThe declared version, always in view
• NewNullable fields, spelled the right way
• FixedNullable 3.0 fields show up as nullable
• + 2 more in this release

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26 Aug 2026YAMLImport & export

YAML documents, end to end

Import a YAML OpenAPI spec and it stays YAML — through editing, snapshots and export. No more round-tripping your document through JSON just to use the editor.

• NewRead and write YAML documents

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20 Aug 2026DocsSearchLinting

Docs that answer the question you opened the schema for

Responses now document their headers and body, endpoint descriptions render as markdown, and global search finds endpoints by URL fragment.

• NewResponses show their headers and body
• NewEndpoint descriptions render as markdown
• ImprovedGlobal search finds endpoints by path
• + 1 more in this release

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12 Aug 2026Pull requestsCIDiffs

Proposals that say what they compared

Pull request checks now name the branch and snapshot they were diffed against, drop out of the list when their changes land, and survive a flaky upstream.

• NewEvery proposal names its baseline
• ImprovedPull requests leave the list when their changes do
• FixedCI rides out GitHub and Cloudflare blips

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10 Aug 2026SnapshotsDiffsGitHub

Snapshots grew a history

Compare any two versions of the same snapshot, jump from a version to the commit that produced it, and export the diff as markdown for a coding agent.

• NewCompare a snapshot against its own history
• NewVersions link back to their commit
• NewCopy the diff as markdown for an AI agent
• + 1 more in this release

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6 Aug 2026EditorRedesignPerformance

The new workbench

A rebuilt editor: reading by default, nodes as tabs, a command palette on every surface, docs for every node kind, and an explorer that leads with endpoints.

• NewRead by default, edit on purpose
• NewNodes open as tabs, with ⌘K to jump
• ImprovedThe explorer leads with endpoints, grouped by tag
• + 1 more in this release

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