opt-125m vs opt-350m

Specs, VRAM requirements and download trends — updated 10 November 2026.

facebook · A · Open weights
Params
125 M
Context
2,048
30d
4.7 M
facebook · B · Open weights
Params
350 M
Context
2,048
30d
185 K

Specification comparison

Differences are highlighted; identical values are muted.

Specification opt-125m opt-350m
Parameters 125 M 350 M
Architecture OPTForCausalLM OPTForCausalLM
Context length 2,048 2,048
Licence other other
Commercial use Unknown Unknown
Languages 1 1
Downloads 30d 4,677,401 184,655
Downloads all time 222.9 M 9.8 M
Quantizations on the Hub — —
Gated No No
First seen on the Hub 2022-05-11 2022-05-11

Download trend

Daily snapshots, last 90 days (13 Aug – 10 Nov)

17.5 M167 K
opt-125m opt-350m

Adjacent comparisons