There is no per-unit API price: price not verified.
#128 of 200 in Embeddings.
On MTEB Polish v1 · Pair Classification · Polish, E5 Small scores 72 vs 73.2 — lower.
Released 2024-02-08. 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.
E5 Small is an open-weights embeddings & retrieval model from intfloat, released Feb 2024.
Qwen 3 Embedding 8B (better), STS Multilingual Mpnet Base v2 (open weights).