There is no per-unit API price: API price not public.
There is no free API. The weights are open, so you can run it yourself.
#77 of 200 in Embeddings.
On MTEB English v2 · Classification · English, F2LLM v2 330M scores 89.7 vs 89.8 — about the same.
Released 2026-03-09. 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.
F2LLM v2 330M is an open-weights embeddings & retrieval model from codefuse-ai, released Mar 2026.
Voyage 3 M Exp (better), F2LLM 4B (open weights).