[Feature] HunyuanImage-3.0 IT2I: multi-image input + prompt API cleanup#3444

Merged

Gaohan123 merged 44 commits into

vllm-project:mainfrom

TaffyOfficial:wt-hunyuan3-it2i-multi-image

May 14, 2026

Commits on May 14, 2026

[Feature] HunyuanImage-3.0 IT2I: support multi-image input
zuiho-kai
committed
[Refactor] HunyuanImage-3.0 prompt_utils: split task and bot_task
zuiho-kai
committed
[Feature] HunyuanImage-3.0 IT2I: wire multi-image through online serving

TaffyOfficial
authored and
TaffyOfficial
committed
[Bugfix] HunyuanImage-3.0 ar2diffusion: honor AR-predicted output ratio

TaffyOfficial
authored and
TaffyOfficial
committed
[Chore] HunyuanImage-3.0 end2end: accept internal task names as --modality aliases

TaffyOfficial
authored and
TaffyOfficial
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feat(end2end): semantic output shape for multi-image IT2I

skf-1999
authored and
TaffyOfficial
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[Chore] Apply pre-commit formatting fixes
zuiho-kai
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fix(hunyuan_image3): honor ar2diffusion's predicted shape in pre_process_func
zuiho-kai
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refactor(end2end): drop multi-image regex shape heuristic
zuiho-kai
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fix(hunyuan_image3): add official extra resolution buckets (idx 33-36)
zuiho-kai
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fix(hunyuan_image3): default cond image preprocessing to resize-stretch
zuiho-kai
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fix(hunyuan_image3): use real <timestep> token id at scaffold slot
zuiho-kai
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fix(hunyuan_image3): include <joint_img_sep> in per-image MM region
zuiho-kai
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fix(hunyuan_image3): pass extra resolutions to DiT-side reso_group
zuiho-kai
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fix(hunyuan_image3 ar2diffusion): truncate AR cot_text at </recaption>/</think>
zuiho-kai
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chore(hunyuan_image3): apply ruff format
zuiho-kai
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fix(hunyuan_image3): online IT2I multi-image and AR bucket override

TaffyOfficial
authored and
TaffyOfficial
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fix(hunyuan_image3): online IT2I HF byte-equivalent prompt path

TaffyOfficial
authored and
TaffyOfficial
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fix(hunyuan_image3): align DiT tokenization with AR-sampled token IDs

TaffyOfficial
authored and
TaffyOfficial
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fix(hunyuan_image3): split task / bot_task / sys_type at /v1/images/edits

TaffyOfficial
authored and
TaffyOfficial
committed
fix(hunyuan_image3): align online edit AR input with offline path

TaffyOfficial
authored and
TaffyOfficial
committed
fix(hunyuan_image3): address PR #3444 review feedback
zuiho-kai
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chore: appease ruff F841 / typos / ruff-format pre-commit
zuiho-kai
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fix(hunyuan_image3): align AR cond image preprocessing with DiT (center crop)
zuiho-kai
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test(hunyuan_image3): apply ruff format hook fixes
zuiho-kai
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fix(hunyuan_image3): preserve legacy plain prompt tasks
zuiho-kai
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fix(hunyuan_image3): align prompt token tests with result API
zuiho-kai
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fix(hunyuan_image3): harden edit bridge compatibility
zuiho-kai
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revert(hunyuan_image3): roll cond preprocessing back to magnet_repro state
zuiho-kai
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fix(hunyuan_image3): stop AR on <|endoftext|> for image-output tasks
zuiho-kai
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[Bugfix][HunyuanImage3] cap AR KV snapshot at </recaption>, defer mid-decode kv_ready forward
zuiho-kai
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fix(hunyuan_image3): cap IT2I input images at MAX_IMAGES_PER_REQUEST in entry layer
zuiho-kai
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chore: apply pre-commit ruff format / isort fixups
zuiho-kai
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chore: rename MAX_IMAGES_PER_REQUEST alias to uppercase (ruff N811)
zuiho-kai
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fix(hunyuan_image3): align AR stop / KV cap / edits Form with upstream (review)
zuiho-kai
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chore: apply pre-commit isort split for resolve_stop_token_ids import
zuiho-kai
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chore(hunyuan_image3): drop dead cot_token_ids plumbing and online task input
zuiho-kai
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chore: apply ruff-format fixup for cot_text_list comprehension
zuiho-kai
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chore: keep for-loop one-line in apply_chat_template (no spurious diff)
zuiho-kai
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test: rename test_hunyuan_image3.py to avoid pytest basename collision
zuiho-kai
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fix(hunyuan_image3): mark AR stage is_comprehension=true so online IT2I keeps non-square AR shape
zuiho-kai
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chore(hunyuan_image3): drop redundant hunyuan-specific task/stop logic from serving_chat
zuiho-kai
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test(hunyuan_image3): drop legacy task-as-bot_task tests after serving_chat cleanup
zuiho-kai
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Merge branch 'main' into wt-hunyuan3-it2i-multi-image
TaffyOfficial
authored