[docs]: align FastH3 Preview v1 naming

Update the model card and package self-references after the server-side repository rename.

README.md

@@ -16,16 +16,18 @@ tags:
 - minimax-h3
 - fastvideo
 - fasth3
+- preview
 ---
 
-# FastVideo-FastH3-4-step-v1
+# FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree
 
-Private FastVideo evaluation snapshot of the v10.5 data-free DMD2 MiniMax-H3
-student at training step 1300. It generates synchronized video and audio with
-four transformer forwards.
+FastH3 4-Step Preview v1 checkpoint from FastVideo. This variant is the v10.5
+data-free DMD2 MiniMax-H3 student at training step 1300. It generates
+synchronized video and audio with four transformer forwards and uses VSA-H3 at
+90% sparsity.
 
-This repository is intentionally private. It is an internal checkpoint for
-evaluation and UI integration, not a public release recommendation.
+See the complete [FastH3 4-Step Preview v1
+collection](https://huggingface.co/collections/FastVideo/fastvideo-fasth3).
 
 ## Checkpoint identity
 
@@ -58,7 +60,7 @@ four-point scheduler grid.
 export FASTVIDEO_DMD_DENOISING_STEPS=999,749,500,250
 
 python examples/inference/basic/basic_fasth3.py \
-  --model-path FastVideo/FastVideo-FastH3-4-step-v1 \
+  --model-path FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree \
   --prompt '<MiniMax-H3 T2AV prompt>' \
   --steps 5 \
   --num-gpus 4 \
@@ -69,7 +71,7 @@ python examples/inference/basic/basic_fasth3.py \
 
 The five scheduler grid points execute the four trained jumps. Use guidance
 scale 1.0, VSA-H3 at 90% sparsity with 64-token tiles, and SP=4/FSDP across one
-four-GPU GB200 tray for the validated route. The exact v10.5 execution commit
+four-GPU B200 tray for the validated route. The exact v10.5 execution commit
 runs the sparse DiT eagerly; regional compile is disabled for this snapshot.
 
 ## Training summary
@@ -82,12 +84,12 @@ runs the sparse DiT eagerly; regional compile is disabled for this snapshot.
 - Global batch size: 64.
 - Student and critic learning rate: `2e-6`.
 - Precision: fp32 training state and bf16 inference export.
-- Training topology: 32 GB200 GPUs, SP=4, full-world FSDP sharding.
+- Training topology: 32 B200 GPUs, SP=4, full-world FSDP sharding.
 
 ## Limitations
 
 - Intermediate checkpoint at step 1300 of a planned 4000-step run.
-- This historical checkpoint predates the later strict continuous score-clock
+- This historical checkpoint predates the later continuous score-clock
   and FastGen-alignment corrections. Use it to reproduce v10.5 results, not as
   the reference implementation of the corrected training recipe.
 - T2AV only; the reference-conditioned transformer was not distilled here.

fastvideo_inference.json

@@ -1,6 +1,6 @@
 {
   "schema_version": "fasth3-inference-contract-v1",
-  "model_id": "FastVideo/FastVideo-FastH3-4-step-v1",
+  "model_id": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
   "training_parent_run_id": "20260823T132231Z-v10p5-datafree-sp4",
   "checkpoint_step": 1300,
   "checkpoint_content_sha256": "b36987515e4c75fa4c7aaa632a7842c829ea141b235358a54d782b51230497b3",

modular_model_index.json

@@ -10,7 +10,7 @@
         "transformers",
         "Qwen3VLForConditionalGeneration"
       ],
-            "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-v1",
+      "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
       "subfolder": "text_encoder",
       "variant": null,
       "revision": null
@@ -24,7 +24,7 @@
         "transformers",
         "Qwen2TokenizerFast"
       ],
-            "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-v1",
+      "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
       "subfolder": "tokenizer",
       "variant": null,
       "revision": null
@@ -38,7 +38,7 @@
         "transformers",
         "Qwen3VLProcessor"
       ],
-            "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-v1",
+      "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
       "subfolder": "processor",
       "variant": null,
       "revision": null
@@ -52,7 +52,7 @@
         "diffusers",
         "AutoencoderKLMiniMaxH3"
       ],
-            "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-v1",
+      "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
       "subfolder": "vae",
       "variant": null,
       "revision": null
@@ -66,7 +66,7 @@
         "diffusers",
         "AutoencoderKLMiniMaxH3Audio"
       ],
-            "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-v1",
+      "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
       "subfolder": "audio_vae",
       "variant": null,
       "revision": null
@@ -80,7 +80,7 @@
         "diffusers",
         "MiniMaxH3Transformer3DModel"
       ],
-            "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-v1",
+      "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
       "subfolder": "transformer",
       "variant": null,
       "revision": null
@@ -108,7 +108,7 @@
         "diffusers",
         "MiniMaxH3Scheduler"
       ],
-            "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-v1",
+      "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
       "subfolder": "scheduler",
       "variant": null,
       "revision": null
@@ -122,7 +122,7 @@
         "diffusers",
         "MiniMaxH3Scheduler"
       ],
-            "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-v1",
+      "pretrained_model_name_or_path": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
       "subfolder": "audio_scheduler",
       "variant": null,
       "revision": null

provenance.json

@@ -1,6 +1,6 @@
 {
   "schema_version": "fasth3-checkpoint-provenance-v1",
-  "model_id": "FastVideo/FastVideo-FastH3-4-step-v1",
+  "model_id": "FastVideo/FastVideo-FastH3-4-step-Preview-v1-VSA-DataFree",
   "base_model": "hf://MiniMaxAI/MiniMax-H3@9bfb6693f2cf6de171db46d1aa586f67d773a1da",
   "training_run_id": "20260823T132231Z-v10p5-datafree-sp4",
   "wandb_url": "https://wandb.ai/wlsaidhi/h3-dmd2-vsa/runs/a1etree2",
@@ -15,5 +15,5 @@
   "attention_backend": "VIDEO_SPARSE_ATTN_H3",
   "vsa_tile_size": 64,
   "vsa_sparsity": 0.9,
-  "known_recipe_deviation": "Predates strict continuous score-clock and later FastGen-alignment corrections."
+  "known_recipe_deviation": "Predates later continuous score-clock and FastGen-alignment corrections."
 }