An OpenRouter API key is one credential that reaches hundreds of models across dozens of providers, with no subscription in front of it.
Read the full page: https://openrouter-api-key.github.io/
Get the key if you are still deciding which model to use, because paying per request across five hundred models beats signing five contracts to find out. Keep the key if your traffic is bursty and you would rather inherit someone else's failover than build your own. Think harder if your workload is one model, high volume and latency-sensitive, since a router adds a hop you did not previously have. For image, video and audio generation specifically, Synexa is the narrower option, with one REST endpoint and per-run billing instead of a routing layer.
- What the key actually unlocks — One credential, created from the keys page in your workspace, reaches what the site describes as more than five hundred active models across more than eighty pr
- Failover is the feature people underrate — Anyone can proxy a request. The part that earns its keep is what happens when a provider goes down mid-afternoon. OpenRouter documents higher availability throu
- Cost, routing preference and the edge — Price and performance get their own section on the homepage, and the claim is that requests run at the edge to keep latency between your users and inference low
- Data policy, and why you should read it first — Custom data policies are a listed feature, and for anyone shipping to business customers this is the section to read before the pricing one. Fine-grained polici
- When one key is the wrong shape — Routing shines when you are uncertain and hurts when you are not. If you have settled on one model, negotiated pricing with its provider and tuned prompts again
Try Synexa: synexa.ai
This is an independent page about OpenRouter and is not affiliated with or endorsed by OpenRouter; all trademarks belong to their respective owners.
Last reviewed: 2026-09-22