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adam_ridayesterday at 8:07 PM3 repliesview on HN

The evaluator is public here: https://echo.tracerml.ai/eval/

It currently exposes 907 stored rows across seven benchmark families, with prompts, outputs, grades, and cost records. More benchmarks are coming soon.

Echo does not disclose its per-request routing decision because that policy is the product. We can, however, publish some of the eligible open-weight model pool, version dates, aggregate allocation mix, and evaluation settings without exposing the request-level recipe.

New video is also being made.


Replies

monk_grillatoday at 12:45 AM

> Echo does not disclose its per-request routing decision because that policy is the product

I have not had need for a router product thus far so excuse my ignorance if this is standard, but how could I possibly use and improve a product built on a router like this if I am not permitted to see which model served my request? If I got a bad answer back in my LLM-powered app, do I really have no way of knowing which model was responsible?

dannywtoday at 2:04 AM

> Echo does not disclose its per-request routing decision because that policy is the product

My honest advice: that's going to pull away a decent amount of potential customers, even though I think your idea/concept is fantastic.

For example, if we were to consider it for Canva, observerability and full transparency is critical requirement; we can't accept not knowing which model serves a request. Both for legal/contract reasons, co-ordinated capacity planning with API providers, or even just evaluating our prompts and harnesses; and debugging/tracing results that went wrong. So that renders it out of consideration; and also suggests some kind of adversarial relationship where customers aren't trusted with critical information.

I definitely understand you need to keep business value, but I don't think hiding which model a request is routed to, is the right one, or at least if you want to expand to bigger potential customers / more advanced LLM deployments.

seizethecheeseyesterday at 10:40 PM

Isn't the relevant benchmark RouterBench? https://arxiv.org/html/2403.12031v2#S7