Image-Text-to-Text
Transformers
Safetensors
English
Chinese
qwen3_5_moe
code
agent
agentic-coding
Mixture of Experts
vision-language
nvfp4
fp4
quantized
blackwell
vllm
conversational
8-bit precision
compressed-tensors
Instructions to use beyoru/KAT-Coder-V2.5-Dev-VL-Flash with libraries, inference providers, notebooks, and local apps. Follow these links to get started.
- Libraries
- Transformers
How to use beyoru/KAT-Coder-V2.5-Dev-VL-Flash with Transformers:
# Use a pipeline as a high-level helper from transformers import pipeline pipe = pipeline("image-text-to-text", model="beyoru/KAT-Coder-V2.5-Dev-VL-Flash") messages = [ { "role": "user", "content": [ {"type": "image", "url": "https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/p-blog/candy.JPG"}, {"type": "text", "text": "What animal is on the candy?"} ] }, ] pipe(text=messages)# Load model directly from transformers import AutoProcessor, AutoModelForMultimodalLM processor = AutoProcessor.from_pretrained("beyoru/KAT-Coder-V2.5-Dev-VL-Flash") model = AutoModelForMultimodalLM.from_pretrained("beyoru/KAT-Coder-V2.5-Dev-VL-Flash", device_map="auto") messages = [ { "role": "user", "content": [ {"type": "image", "url": "https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/p-blog/candy.JPG"}, {"type": "text", "text": "What animal is on the candy?"} ] }, ] inputs = processor.apply_chat_template( messages, add_generation_prompt=True, tokenize=True, return_dict=True, return_tensors="pt", ).to(model.device) outputs = model.generate(**inputs, max_new_tokens=40) print(processor.decode(outputs[0][inputs["input_ids"].shape[-1]:])) - Notebooks
- Google Colab
- Kaggle
- Local Apps Settings
- vLLM
How to use beyoru/KAT-Coder-V2.5-Dev-VL-Flash with vLLM:
Install from pip and serve model
# Install vLLM from pip: pip install vllm # Start the vLLM server: vllm serve "beyoru/KAT-Coder-V2.5-Dev-VL-Flash" # Call the server using curl (OpenAI-compatible API): curl -X POST "http://localhost:8000/v1/chat/completions" \ -H "Content-Type: application/json" \ --data '{ "model": "beyoru/KAT-Coder-V2.5-Dev-VL-Flash", "messages": [ { "role": "user", "content": [ { "type": "text", "text": "Describe this image in one sentence." }, { "type": "image_url", "image_url": { "url": "https://cdn.britannica.com/61/93061-050-99147DCE/Statue-of-Liberty-Island-New-York-Bay.jpg" } } ] } ] }'Use Docker
docker model run hf.co/beyoru/KAT-Coder-V2.5-Dev-VL-Flash
- SGLang
How to use beyoru/KAT-Coder-V2.5-Dev-VL-Flash with SGLang:
Install from pip and serve model
# Install SGLang from pip: pip install sglang # Start the SGLang server: python3 -m sglang.launch_server \ --model-path "beyoru/KAT-Coder-V2.5-Dev-VL-Flash" \ --host 0.0.0.0 \ --port 30000 # Call the server using curl (OpenAI-compatible API): curl -X POST "http://localhost:30000/v1/chat/completions" \ -H "Content-Type: application/json" \ --data '{ "model": "beyoru/KAT-Coder-V2.5-Dev-VL-Flash", "messages": [ { "role": "user", "content": [ { "type": "text", "text": "Describe this image in one sentence." }, { "type": "image_url", "image_url": { "url": "https://cdn.britannica.com/61/93061-050-99147DCE/Statue-of-Liberty-Island-New-York-Bay.jpg" } } ] } ] }'Use Docker images
docker run --gpus all \ --shm-size 32g \ -p 30000:30000 \ -v ~/.cache/huggingface:/root/.cache/huggingface \ --env "HF_TOKEN=<secret>" \ --ipc=host \ lmsysorg/sglang:latest \ python3 -m sglang.launch_server \ --model-path "beyoru/KAT-Coder-V2.5-Dev-VL-Flash" \ --host 0.0.0.0 \ --port 30000 # Call the server using curl (OpenAI-compatible API): curl -X POST "http://localhost:30000/v1/chat/completions" \ -H "Content-Type: application/json" \ --data '{ "model": "beyoru/KAT-Coder-V2.5-Dev-VL-Flash", "messages": [ { "role": "user", "content": [ { "type": "text", "text": "Describe this image in one sentence." }, { "type": "image_url", "image_url": { "url": "https://cdn.britannica.com/61/93061-050-99147DCE/Statue-of-Liberty-Island-New-York-Bay.jpg" } } ] } ] }' - Docker Model Runner
How to use beyoru/KAT-Coder-V2.5-Dev-VL-Flash with Docker Model Runner:
docker model run hf.co/beyoru/KAT-Coder-V2.5-Dev-VL-Flash
| # vLLM — cau hinh cho beyoru/KAT-Coder-V2.5-Dev-VL-Flash (NVFP4). | |
| # | |
| # ⚠️ HAI CANH BAO, doc truoc khi dung: | |
| # | |
| # 1. BAT BUOC GPU BLACKWELL (sm100/sm120): B200, B300, RTX PRO 6000 Blackwell, | |
| # RTX 50-series, DGX Spark. NVFP4 chay weight 4-bit VA activation 4-bit tren | |
| # FP4 tensor core. KHONG chay tren Hopper (H100/H200), Ada, Ampere. | |
| # Tren nhung card do hay dung ban bf16: beyoru/KAT-Coder-V2.5-Dev-VL | |
| # | |
| # 2. CHUA KIEM CHUNG TREN PHAN CUNG THAT. Checkpoint duoc dung tren Hopper, noi | |
| # NVFP4 khong chay duoc. Shape weight/scale, quantization_config va cau truc | |
| # checkpoint da verify TINH; chua sinh mot token nao tren FP4 tensor core that. | |
| services: | |
| kat-vl-flash: | |
| image: vllm/vllm-openai:v0.26.0 | |
| container_name: kat-vl-flash | |
| ipc: host | |
| ports: | |
| - "8000:8000" | |
| volumes: | |
| - /path/to/models:/models | |
| - ${HOME}/.cache/huggingface:/root/.cache/huggingface | |
| deploy: | |
| resources: | |
| reservations: | |
| devices: | |
| - driver: nvidia | |
| device_ids: ["0"] | |
| capabilities: [gpu] | |
| command: > | |
| --model /models/KAT-Coder-V2.5-Dev-VL-Flash | |
| --served-model-name kat-vl-flash | |
| --max-model-len 32768 | |
| --max-num-batched-tokens 8192 | |
| --gpu-memory-utilization 0.90 | |
| --trust-remote-code | |
| # ⚠️ `--max-num-batched-tokens 8192` la BAT BUOC, dung bo di. | |
| # | |
| # Kien truc nay lai attention + Gated DeltaNet. Khi prefix caching bat (mac dinh o | |
| # vLLM moi), vLLM ep `mamba_cache_mode='align'`, roi phai nang attention block size | |
| # len 2096 de "attention page size >= mamba page size". Mac dinh | |
| # max_num_batched_tokens chi 2048 => assert vo ngay luc khoi tao KV cache: | |
| # | |
| # AssertionError: In Mamba cache align mode, | |
| # block_size (2096) must be <= max_num_batched_tokens (2048) | |
| # | |
| # Bat ky gia tri nao >= 2096 deu qua; 8192 con loi cho prefill. Cach khac la tat | |
| # prefix caching (mamba cache ve mode 'none') nhung the thi mat prefix cache — khong dang. | |
| # ⛔ DUNG ghim MoE backend. De vLLM tu chon. Tren Blackwell duong nhanh la | |
| # CUTLASS / FlashInfer-TRTLLM / CuTe-DSL; ep Marlin se tut manh vi Marlin la | |
| # kernel weight-only (W4A16), khong bao gio cham toi FP4 tensor core. | |
| # | |
| # Weight chi 22 GB (giam 68.7% so voi 70.2 GB bf16) nen vua thoai mai mot card | |
| # Blackwell don. KV cache da co scale fp8 hieu chuan san trong checkpoint. | |
| # | |
| # So do do chinh xac (doc duoc tu config.json): | |
| # NVFP4 W4A4 : toan bo mlp.experts.*.{gate,up,down}_proj + shared_expert (group 16) | |
| # FP8 W8A8 : self_attn.{q,k,v,o}_proj, linear_attn.{in_proj_qkv,in_proj_z,out_proj}, lm_head | |
| # BF16 : router mlp.gate, shared_expert_gate, linear_attn.{in_proj_a,in_proj_b,norm}, | |
| # va TOAN BO vision tower (333 tensor) | |
| # KV cache : fp8 per-tensor static | |