Self-hosted middleware · WCO.ai

Run WCO in your own infrastructure as middleware, keeping payloads inside your network entirely, with the same adapters and the same round-trip guarantee as the hosted API.

The interactive playground and tools require JavaScript because they run the optimization engine locally in your browser rather than sending your data to a server.

WCO.ai — Use fewer tokens, keep the context
Compressor Arena — measured token savings by payload family
Twelve browser-local developer tools
Context audit — measure your own traffic in the browser
Documentation — hosted API, SDKs, and middleware
Pricing — plan limits, overage rates, and cost separation
Methodology — how WCO measures token savings
Evidence registry — every claim and its source
Trust and data handling
Privacy Policy
Terms of Service