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.
#50 of 89 in Multimodal.
On MTEB Medical v1 · Clustering · English, LCO Embedding Omni 3B scores 33.4 vs 33.5 — about the same.
Released 2025-10-23. 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.
LCO Embedding Omni 3B is an open-weights embeddings & retrieval model from LCO-Embedding, released Oct 2025.
Jina Embeddings v5 Omni Nano (better), Jina Embeddings v5 Omni Small (open weights).