feishu-upload-image

To upload an image to Feishu and get an image_key, provide a local file, URL, or base64 data along with your Feishu API credentials. The uploaded image generates a unique key for direct message integration.

Yes, you can upload base64 encoded strings to Lark. The upload process supports local files, URLs, and base64 data, ultimately returning an image_key for embedding images in Lark messages.

Yes, uploading Feishu images requires specific Feishu API credentials. You must provide these credentials to authenticate the request and successfully generate the image_key for your message or avatar integration.

The difference between message and avatar image types in Feishu is their intended use. The upload process handles image type selection to ensure the returned image_key is properly formatted for either message integration or avatar updates.

The best way to embed a screenshot in a Lark message via API is to upload the image first, retrieve the generated image_key, and then reference that image_key directly in your Lark message payload.

The Feishu image upload returns the output in either a plain key or JSON format. This provides the generated image_key needed to embed the uploaded image directly into your Feishu communication workflows.