OpenRouter Models vs VATlayer
Same instrument, two spec sheets — measured, not claimed.
OpenRouter Models vs VATlayer: common questions
Which is more reliable, OpenRouter Models or VATlayer?
On our scheduled checks, VATlayer leads on measured uptime — OpenRouter Models at —% versus VATlayer at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do OpenRouter Models and VATlayer need an API key?
OpenRouter Models needs no key, while VATlayer requires a free API key. If you want to start calling without signup, reach for OpenRouter Models first.
Can I call OpenRouter Models and VATlayer from the browser?
Neither sends browser-friendly CORS headers reliably, so call OpenRouter Models and VATlayer from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are OpenRouter Models and VATlayer free for commercial use?
OpenRouter Models has unclear commercial terms, and VATlayer has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.