There is no per-unit API price: price not verified.
#124 of 200 in Embeddings.
On MTEB Mandarin Chinese v1 · Reranking · Mandarin Chinese, Multilingual E5 Small scores 56.1 vs 56.4 — about the same.
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.
Multilingual E5 Small is an open-weights embeddings & retrieval model from intfloat, released Feb 2024.
Qwen 3 Embedding 8B (better), Yuan Embedding 2.0 Zh (open weights).