There is no per-unit API price: price not verified.
#192 of 200 in Embeddings.
On FollowIR · Instruction Reranking · English, Rubert Tiny scores -0.9 vs -0.9 — about the same.
Released 2021-05-24. 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.
Rubert Tiny is an open-weights embeddings & retrieval model from cointegrated, released May 2021.
EmbeddingGemma 300M (better), Qwen 3 Embedding 4B (open weights).