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.
#94 of 205 in Embeddings.
On MTEB Europe v1 · Instruction Reranking · English, BidirLM 270M Embedding scores -2.2 vs -2.2 — about the same.
Released 2026-04-07. 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.
BidirLM 270M Embedding is an open-weights embeddings & retrieval model from BidirLM, released Apr 2026.
EmbeddingGemma 300M (better), Qwen 3 Embedding 4B (open weights).