Model techniques map
Techniquespost-trainingpolicy distillation

specific method · filed under post-training

Prefix-Conditioned On-Policy Distillation

On-policy distillation using prefixes to condition single-turn student rollouts.

Also called Prefix-Conditioned OPD, SFT-Prefix OPD, SFT-Prefix, Teacher-Prefix, Teacher-Prefix OPD.

sources
2
models
2
lab adopt it
1
strongest
used

How sources treat it

One count per evidence span, weakest treatment to strongest.

used 5

Documented in

Evidence

5 spans quoted from the sources, strongest treatment first.

add prefix-conditioned single-turn rollouts

usedunclearin MiMo-V2.6Xiaomi

Prefixes come from teacher rollouts (Teacher-Prefix OPD)

usedunclearin MiMo-V2.6Xiaomi

SFT data provide prefix contexts rather than fixed continuation targets.

usedunclearin MiMo-V2.6Xiaomi

prefix-conditioned single-turn rollouts (Teacher-Prefix and SFT-Prefix), reusing histories from teacher trajectories

usedpost trainingin MiMo-V2.6-Flash-RLXiaomi

prefix-conditioned single-turn rollouts (Teacher-Prefix and SFT-Prefix), reusing histories from teacher trajectories and SFT demonstrations

usedpost trainingin MiMo-V2.6-Flash-RLXiaomi

Filed alongside

Other methods under post-training :: policy distillation.