chroma-core/chroma · error · ValueError

Google PaLM only supports text documents, not images

Error message

Google PaLM only supports text documents, not images

What it means

Error "Google PaLM only supports text documents, not images" thrown in chroma-core/chroma.

Source

Thrown at chromadb/utils/embedding_functions/google_embedding_function.py:432

        palm.configure(
            api_key=self.api_key,
            client_options={"headers": {"x-goog-api-client": f"chroma/{__version__}"}},
        )
        self._palm = palm

    def __call__(self, input: Documents) -> Embeddings:
        """
        Generate embeddings for the given documents.

        Args:
            input: Documents or images to generate embeddings for.

        Returns:
            Embeddings for the documents.
        """
        # Google PaLM only works with text documents
        if not all(isinstance(item, str) for item in input):
            raise ValueError("Google PaLM only supports text documents, not images")

        return [
            np.array(
                self._palm.generate_embeddings(model=self.model_name, text=text)[
                    "embedding"
                ],
                dtype=np.float32,
            )
            for text in input
        ]

    @staticmethod
    def name() -> str:
        return "google_palm"

    def default_space(self) -> Space:
        return "cosine"

View on GitHub (pinned to aecdd12c8a)

When it happens

Trigger: Thrown at chromadb/utils/embedding_functions/google_embedding_function.py:432 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of chroma-core/chroma@aecdd12c8a (2026-08-16). Data as JSON: /api/errors/754f93078c09943b. Report an issue: GitHub.