@huggingface/transformers breaking changes

4.3.0

24 breaking changes, first published September 16, 2026.

• Removed
  Unused code and exports were removed in this release. The notes do not name them, so check your imports if you used any internal exports. github.com
• Removed Tensor._getitem
  Tensor._getitem was removed in @huggingface/transformers 4.3.0 npmjs.com
• Removed Tensor.indexOf
  Tensor.indexOf was removed in @huggingface/transformers 4.3.0 npmjs.com
• Signature changed ChatterboxModel.forward
  Was forward({input_ids, attention_mask, audio_values, exaggeration, position_ids, inputs_embeds, past_key_values, generation_config, logits_processor, audio_features, audio_tokens, speaker_embeddings, speaker_features, ...kwargs}: {[x... npmjs.com
• Signature changed Florence2ForConditionalGeneration.forward
  Was forward({input_ids, pixel_values, attention_mask, decoder_input_ids, decoder_attention_mask, encoder_outputs, past_key_values, inputs_embeds, decoder_inputs_embeds}: {input_ids: any; pixel_values: any; attention_mask: any... npmjs.com
• Signature changed full_like
  Was function full_like(tensor: any, fill_value: any): Tensor; now function full_like(tensor: Tensor, fill_value: number | bigint | boolean): Tensor. npmjs.com
• Signature changed Gemma3nForConditionalGeneration.forward
  Was forward({input_ids, attention_mask, pixel_values, input_features, input_features_mask, position_ids, inputs_embeds, per_layer_inputs, past_key_values, generation_config, logits_processor, ...kwargs}: {[x: string]: any; input_ids?: any... npmjs.com
• Signature changed ImageProcessor._call
  Was _call(images: RawImage[], ...args: any[]): Promise<ImageProcessorResult>; now _call(images: RawImage | RawImage[], ...args: any[]): Promise<ImageProcessorResult>. npmjs.com
• Signature changed InterruptableStoppingCriteria._call
  Was _call(input_ids: any, scores: any): any[]; now _call(input_ids: number[][], scores: number[][]): boolean[]. npmjs.com
• Signature changed load_image
  Was const load_image: any; now const load_image: typeof RawImage.read. npmjs.com

And 14 more in this version.

4.0.0

1,703 breaking changes, first published March 30, 2026.

• Removed AlbertTokenizer._tokenize_helper
  AlbertTokenizer._tokenize_helper was removed in @huggingface/transformers 4.0.0 npmjs.com
• Removed AlbertTokenizer.added_tokens
  AlbertTokenizer.added_tokens was removed in @huggingface/transformers 4.0.0 npmjs.com
• Removed AlbertTokenizer.added_tokens_map
  AlbertTokenizer.added_tokens_map was removed in @huggingface/transformers 4.0.0 npmjs.com
• Removed AlbertTokenizer.added_tokens_splitter
  AlbertTokenizer.added_tokens_splitter was removed in @huggingface/transformers 4.0.0 npmjs.com
• Removed AlbertTokenizer.additional_special_tokens
  AlbertTokenizer.additional_special_tokens was removed in @huggingface/transformers 4.0.0 npmjs.com
• Removed AlbertTokenizer.clean_up_tokenization_spaces
  AlbertTokenizer.clean_up_tokenization_spaces was removed in @huggingface/transformers 4.0.0 npmjs.com
• Removed AlbertTokenizer.decoder
  AlbertTokenizer.decoder was removed in @huggingface/transformers 4.0.0 npmjs.com
• Removed AlbertTokenizer.do_lowercase_and_remove_accent
  AlbertTokenizer.do_lowercase_and_remove_accent was removed in @huggingface/transformers 4.0.0 npmjs.com
• Removed AlbertTokenizer.legacy
  AlbertTokenizer.legacy was removed in @huggingface/transformers 4.0.0 npmjs.com
• Removed AlbertTokenizer.model
  AlbertTokenizer.model was removed in @huggingface/transformers 4.0.0 npmjs.com

And 1,693 more in this version.

Check your code

These are the changes. To see which of them reach your code, scan a public repository, or have your coding agent call check_code with your manifest or lockfile over MCP. The API reads every change in every version, not only the newest. A fix pull request opens for the changes that reach a connected repository. Nothing merges or deploys.