Blog
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Three 1024-Dimension Embedding Models, Three Coordinate Systems
We measured the cosine similarity between three embedding models on the same sentence. It came out at 0.003, 0.010 and 0.006. That number is why our embedding alias refuses to fall back to a second model.
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What AI engines actually cite when you ask about LLM gateways
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Free LLM gateways, tested: what the free tier actually gives you in September 2026
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How Many AI Accounts Do You Actually Need?
Every model you try wants its own account, card, and quota. A gateway turns that into one key. Here is where that helps, and where it stops working.
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Choosing between managed gateways and self-hosted libraries for LLM routing in 2026
The best router depends on who controls the infrastructure, not on raw model count.