There is no per-unit API price: self-host only.
There is no free API. The weights are open, so you can run it yourself.
#179 of 200 in Embeddings.
On MTEB Spanish v1 · STS · multilingual (2 languages), Potion Multilingual 128M scores 68.5 vs 68.9 — about the same.
Released 2025-05-23. It is the current version in its line.
Yes, the weights are open (MIT licence).
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
Potion Multilingual 128M is an open-weights embeddings & retrieval model from minishlab, released May 2025.
Multilingual E5 Large Instruct (better), Jina Embeddings v5 Text Small (open weights).