Pika Open-Sources Pika H3 Flex Weights with ComfyUI Support
11/04/2026 — 11/04, 09:15·1 sources (all)·1 reports (all)
Key takeaways
- Pika officially announced the open-sourcing of its Pika H3 Flex weights. Within 24 hours of release, developers introduced Turbo LoRA and mu…
Background & analysis
On 2026-11-04 at 08:16, Pika used its official X account, @pika_labs, to announce that the Pika H3 Flex weights would be open sourced, framing the release as an attempt to make it easier for developers to build on the model rather than only consume it through Pika's own product.
According to the same post, less than 24 hours after the launch, developer @_akhaliq shipped a Turbo LoRA on top of the open weights, with a 2-step draft generation mode alongside 4-step fast and 8-step HD variants. The release was built to work with ComfyUI and Diffusers, and the announcement notes that it was subsequently distributed as a community project.
On the evidence available so far, that is where the story currently stands. Pika has confirmed the open release of the Pika H3 Flex weights, and a first-party-adjacent ecosystem build appeared almost immediately after. No further official Pika updates on the open release are reported, and the available details remain limited to the announcement and the quick community adaptation that followed it.
AI-generated from 1 reports · updated 15 hours ago
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Reports on this story headlines open the original
Pika announced the release of Pika H3 Flex weights. Within 24 hours of launch, developer @_akhaliq built Turbo LoRA variants supporting 2-step, 4-step fast, and 8-step HD options compatible with ComfyUI and Diffusers.
X：Pika (@pika_labs)AI score 65
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