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[Feature Request][CUDA] QMoE: support block-wise quantized expert weights (block_size > 0)

ep:CUDAissues related to the CUDA execution providerissues related to the CUDA execution provider

quantizationissues related to quantizationissues related to quantization

Status: Open.

#29035 In microsoft/onnxruntime;

· jimmystridh opened on Jun 13, 2026

[CUDA] SkipSimplifiedLayerNormalization fp16 silently returns all zeros for large-magnitude inputs (variance accumulated in fp16)

ep:CUDAissues related to the CUDA execution providerissues related to the CUDA execution provider

Status: Open.

#29034 In microsoft/onnxruntime;

· jimmystridh opened on Jun 13, 2026

ORT 1.27.0 Release Candidates Available For Testing

.NETPull requests that update .net codePull requests that update .net code

Status: Open.

#29032 In microsoft/onnxruntime;

· sanaa-hamel-microsoft opened on Jun 12, 2026

Opset-23 Attention op: is_causal alignment differs between CPU (bottom-right) and CUDA (upper-left) for q_len < kv_len with no past

ep:CUDAissues related to the CUDA execution providerissues related to the CUDA execution provider

Status: Open.

#29020 In microsoft/onnxruntime;

· justinchuby opened on Jun 12, 2026

[Web] Expose WebGPU EP buffer cache mode options in JS

ep:WebGPUort-web webgpu providerort-web webgpu provider

platform:webissues related to ONNX Runtime web; typically submitted using templateissues related to ONNX Runtime web; typically submitted using template

Status: Open.

#29016 In microsoft/onnxruntime;

· popelenkow opened on Jun 11, 2026

[Mobile] unimodule.json makes Expo exclude onnxruntime-react-native from autolinking — NativeModules.Onnxruntime is null ("Cannot read property 'install' of null")

api:Javaissues related to the Java APIissues related to the Java API

api:Javascriptissues related to the Javascript APIissues related to the Javascript API

platform:mobileissues related to ONNX Runtime mobile; typically submitted using templateissues related to ONNX Runtime mobile; typically submitted using template

platform:webissues related to ONNX Runtime web; typically submitted using templateissues related to ONNX Runtime web; typically submitted using template

Status: Open.

#29004 In microsoft/onnxruntime;

· danielweinmann opened on Jun 11, 2026

[Build] ONNX fails to build with CUDA 13.3

buildbuild issues; typically submitted using templatebuild issues; typically submitted using template

ep:CUDAissues related to the CUDA execution providerissues related to the CUDA execution provider

Status: Open.

#29001 In microsoft/onnxruntime;

· fwyzard opened on Jun 11, 2026

Attention: onnx conformance skip-list follow-ups for mode-3 (CUDA NOT_IMPLEMENTED) + latent fully-masked gaps

ep:CUDAissues related to the CUDA execution providerissues related to the CUDA execution provider

Status: Open.

#28994 In microsoft/onnxruntime;

· titaiwangms opened on Jun 10, 2026

[CUDA] Qwen3.6-35B-A3B Throughput Optimization

ep:CUDAissues related to the CUDA execution providerissues related to the CUDA execution provider

Status: Open.

#28987 In microsoft/onnxruntime;

· tianleiwu opened on Jun 10, 2026

WebGPU ConvTranspose produces incorrect results for fp16 models when output spatial dim > 2048 (index math done in f16)

ep:WebGPUort-web webgpu providerort-web webgpu provider

platform:webissues related to ONNX Runtime web; typically submitted using templateissues related to ONNX Runtime web; typically submitted using template

Status: Open.

#28976 In microsoft/onnxruntime;

· shakedm100 opened on Jun 10, 2026

[WebNN][WebGPU EP] Device tensor can not be properly initialized

ep:WebGPUort-web webgpu providerort-web webgpu provider

ep:WebNNWebNN execution providerWebNN execution provider

platform:webissues related to ONNX Runtime web; typically submitted using templateissues related to ONNX Runtime web; typically submitted using template

Status: Open.

#28974 In microsoft/onnxruntime;

· wangw-1991 opened on Jun 10, 2026

[WebGPU EP] Add unit test for SessionBufferPool

ep:WebGPUort-web webgpu providerort-web webgpu provider

platform:webissues related to ONNX Runtime web; typically submitted using templateissues related to ONNX Runtime web; typically submitted using template

Status: Open.

#28970 In microsoft/onnxruntime;

· qjia7 opened on Jun 10, 2026