Fields
| Field | Type | Required | Description | Example |
|---|---|---|---|---|
cache_control | Optional[components.AnthropicCacheControlDirective] | :heavy_minus_sign: | Enable automatic prompt caching. When set at the top level, the system automatically applies cache breakpoints to the last cacheable block in the request. Currently supported for Anthropic Claude models. | {"type": "ephemeral"} |
source | components.AnthropicImageBlockParamSource | :heavy_check_mark: | N/A | |
type | components.AnthropicImageBlockParamType | :heavy_check_mark: | N/A |