Pika H3 vs Pika H3 Flex
Short answer: they are the same model. "Pika H3 Flex" is the full name Pika Labs shipped on 2026-10-29; "Pika H3" is the short name used in docs, repos and most community references. The long answer below clears up where either name appears and how both relate to MiniMax H3. Updated November 2026.
Side-by-side
| Attribute | Pika H3 | Pika H3 Flex |
|---|---|---|
| Name type | Short / community | Full / product |
| Model file | Same weights | Same weights |
| Release date | 2026-10-29 | 2026-10-29 |
| Hugging Face repo | Pika-Labs/Pika-H3-Flex | |
When each name is used
- Hugging Face / docs: Pika H3 Flex (full product name).
- Community posts / Reddit / Twitter: Pika H3.
- ComfyUI node labels: Pika H3 Flex (FL2VA / Ref2VA).
And MiniMax H3?
MiniMax H3 is the base model from MiniMax. Pika H3 (= Pika H3 Flex) is Pika Labs' post-trained version. See the MiniMax H3 page for architecture and weight provenance.
FAQ
Are Pika H3 and Pika H3 Flex the same?
Yes. Pika H3 Flex is the full product name; Pika H3 is the short name used in docs and most references. There is only one model at launch.
Why two names?
"Flex" signals that the model is a post-trained adaptation of the base MiniMax H3, i.e. a flex of the base weights for a different behavior profile. In every other context the short name is used.
How is this different from MiniMax H3?
MiniMax H3 is the base model from MiniMax. Pika H3 Flex is Pika Labs' post-trained version, tuned on a curated multi-task corpus. See the MiniMax H3 page for a side-by-side.