kluster.ai's API Is Going Away — A Migration Guide and 5 Alternatives

If you still have kluster.ai in a config file somewhere, this is the post to read end to end.

As of late October 2026, kluster.ai no longer resolves for us at the DNS level — the inference API, the docs, and the site are gone or unreachable from multiple networks we checked. The company was acquired by MITO AI (announced on LinkedIn and covered by Dealroom), and the AI-video platform consolidated the team and technology. Whatever the public EOL notice said or didn't say, the practical reality is the one that matters for your code: assume the kluster endpoint can fail without notice. It may already be failing for you.

The good news: migrating off a dead gateway is a 20-minute job when you know what to touch. This post is the exact checklist we use, plus five alternatives compared on the dimensions that actually bite.

What breaks when a gateway dies

A gateway API is a thin slice of configuration — but it hides inside everything.…