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.
#88 of 89 in Multimodal.
On MIEB lite · Any-to-any Multilingual Retrieval · multilingual (40 languages), Blip Image Captioning Large scores 0.4 vs 10.6 — lower.
Released 2023-12-07. It is the current version in its line.
Yes, the weights are open (bsd-3-clause licence).
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
Blip Image Captioning Large is an open-weights embeddings & retrieval model from Salesforce, released Dec 2023.
EmbeddingGemma 2 (better), E5 Omni 7B (open weights).