# Efficientnet B4

Efficientnet B4 is a model from Google with open weights, first recorded on 30 Sep 2026; its release date is not established.

- Developer: Google
- Id: google/efficientnet-b4
- Sighting: 2026-09-30T16:02:58.309Z
  - [evidence link](https://huggingface.co/google/efficientnet-b4)
- Status: Released
- Weights version: 2023-02-15
  - [evidence link](https://huggingface.co/api/models/google/efficientnet-b4/paths-info/65d0f8fda924361e718ac92831988c5aaf9679aa)
- Canonical: https://alexgetman.com/models/google/efficientnet-b4/

## Questions

### Are the weights of Efficientnet B4 publicly available?

Yes. Google publishes the weights.

### When was Efficientnet B4 released?

Its release date is not established. Signal Forge first recorded it on 30 Sep 2026.

## Evidence links

- [hf-author-artifacts:google](https://huggingface.co/api/models/google/efficientnet-b4/paths-info/65d0f8fda924361e718ac92831988c5aaf9679aa)
- [huggingface:google](https://huggingface.co/google/efficientnet-b4)

## Signals