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.
#191 of 200 in Embeddings.
On MTEB English v2 · Retrieval · English, Arabic Mpnet Base All Nli Triplet scores 7 vs 7.1 — about the same.
Released 2024-06-15. It is the current version in its line.
Yes, the weights are open (Apache-2.0 licence).
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
Arabic Mpnet Base All Nli Triplet is an open-weights embeddings & retrieval model from Omartificial-Intelligence-Space, released Jun 2024.
EmbeddingGemma 300M (better), Yuan Embedding 2.0 En (open weights).