Limits
| Limit | Value |
|---|---|
| Max raw file size | 12 MB |
| Accepted MIME types | image/png, image/jpeg, image/webp, image/gif |
OpenAI Chat Completions
Use animage_url content part with either a data: URL (base64-inlined) or a public HTTPS URL.
Anthropic Messages
Use animage content block with a base64 source (or a url source for HTTPS).