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MCP server

Velven

By velvenAll Velven servers

Publish browser games, worlds, tools and wonders built with AI to Velven's hosting, and manage them.

First seen 2 Oct 2026. One server, whatever directories list it: each directory listing keeps its own page and history.

2
Directories
Collected by InvokeRank
5
Tools
From an anonymous probe
-
ToolBench grade
Not graded by Arcade
0
GitHub stars
From MCP Toplist

Tools

ToolDescriptionBehaviour
my_spacesList the spaces of the signed-in Velven account: slug, title, status, whether Velven hosts it, and its page. Needs sign-in; called without it, the app asks the person to sign in to Velven.Read-only
publishPublish a browser game, world, tool or wonder on Velven's hosting, from one HTML page or a small set of files (3 MB in all). Signed in: a private preview by default, or with prod: true the next live version, live on its Velven page within seconds. Not signed in: an unlisted page, live the same way, returned with a claim token that keeps it. A new space needs title, type and devices from the person. To update a space pass space (signed in) or claim (not signed in).Changes data
rollbackMake an earlier version of a hosted space live again. Only a version that was live before (rollback: true in versions) can be picked; it goes live at once. Needs sign-in.Destructive
search_docsSearch Velven's documentation: publishing and hosting, velven.json, the CLI, the SDK (sign-in, leaderboards, saves, achievements, rooms), claiming a page, the agent API and limits. Returns the best matching sections with links.Read-only
versionsList a hosted space's versions, newest first: number, status (uploading, preview, publishing, live, refused, unjudged, replaced), size, and whether rollback can pick it. Refused versions carry the reason. Needs sign-in.Read-only

Directory listings

DirectoryListingTierFirst seen
Official MCP RegistryVelven-2 Oct 2026
Smitheryvelven-2 Oct 2026