Model reference · open weights

clip-vit-patch32-ExecuTorch

Not for GPU servers Embeddings software-mansion Image embed 1 build Open weights 7k dl/mo

clip-vit-patch32-ExecuTorch is an open-weight embedding model from software-mansion. Built for phones (ExecuTorch). It does not run on a GPU server.

  • clip-vit-patch32-ExecuTorch is an image feature extraction model created by software-mansion and published as software-mansion/clip-vit-base-patch32-ExecuTorch.
  • It is exported for the React Native ExecuTorch library as .pte programs ready to run on device.
  • The model is available under the MIT licence and supports backends including coreml, mlx, vulkan, and xnnpack with various precision options.

Summary of the software-mansion/clip-vit-base-patch32-ExecuTorch model card, 2026-10-29

What it is

Released bysoftware-mansion
Released2025-07-14

From the model card

What software-mansion says about clip-vit-patch32-ExecuTorch

Read the model card

This repository hosts the clip-vit-base-patch32 models exported for the React Native ExecuTorch library as ExecuTorch .pte programs, ready to run on device.

Upstream model: clip-vit-base-patch32

Variants

PathBackendPrecision
coreml/clip_vit_base_patch32_image_coreml_fp16.ptecoremlfp16
coreml/clip_vit_base_patch32_text_coreml_fp16.ptecoremlfp16
coreml/clip_vit_base_patch32_text_coreml_int8.ptecoremlint8
mlx/clip_vit_base_patch32_image_mlx_int8.ptemlxint8
vulkan/clip_vit_base_patch32_image_vulkan_fp16.ptevulkanfp16
vulkan/clip_vit_base_patch32_text_vulkan_fp16.ptevulkanfp16
xnnpack/clip_vit_base_patch32_image_xnnpack_fp32.ptexnnpackfp32
xnnpack/clip_vit_base_patch32_image_xnnpack_int8.ptexnnpackint8
xnnpack/clip_vit_base_patch32_text_xnnpack_fp32.ptexnnpackfp32
xnnpack/clip_vit_base_patch32_text_xnnpack_int8.ptexnnpackint8

XNNPACK int8

The xnnpack/*_int8.pte towers are 8da8w (int8 dynamic activations, int8 per-channel weights) on the Linear layers; the text tower also has an int8 token embedding table. ImageNetV2 zero-shot top-1 (1000 images, one per class, "a photo of a {class}."):

imagetexttop-1
fp32fp3251.4
int8fp3251.5
fp32int851.2
int8int851.3

Repository structure

config.json                                           43 B
coreml/clip_vit_base_patch32_image_coreml_fp16.pte    168 MB
coreml/clip_vit_base_patch32_text_coreml_fp16.pte     122 MB
coreml/clip_vit_base_patch32_text_coreml_int8.pte     61.0 MB
coreml/config.json                                    1.7 kB
mlx/clip_vit_base_patch32_image_mlx_int8.pte          93.7 MB
mlx/config.json                                       840 B
tokenizer.json                                        2.1 MB
vulkan/clip_vit_base_patch32_image_vulkan_fp16.pte    168 MB
vulkan/clip_vit_base_patch32_text_vulkan_fp16.pte     121 MB
vulkan/config.json                                    1.7 kB
xnnpack/clip_vit_base_patch32_image_xnnpack_fp32.pte  335 MB
xnnpack/clip_vit_base_patch32_image_xnnpack_int8.pte  91.5 MB
xnnpack/clip_vit_base_patch32_text_xnnpack_fp32.pte   242 MB
xnnpack/clip_vit_base_patch32_text_xnnpack_int8.pte   61.4 MB
xnnpack/config.json                                   2.9 kB

Compatibility

These files are published for the ExecuTorch v1.4.1 runtime. ExecuTorch gives no forward compatibility guarantee, so an older runtime may fail to load them.

To use them in React Native ExecuTorch, pass the model constant shipped in the library's model registry to the corresponding task pipeline. See the documentation.

To load these files in your own ExecuTorch runtime, read the compatibility note first.

Quoted from the model card on Hugging Face. The full card is behind the Hugging Face link above.

How it works

How embedding models work

Your textsentence / documentEncodermaps meaningVectorlist of numbersAn embedding model turns text into a vector, so similar meanings sit close together, which is the basis of search and RAG.

Running it

Where it runs

Built for phones (ExecuTorch). It does not run on a GPU server.

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