ToolWebSearch20260209 - Go SDK

ToolWebSearch20260209 type definition

The Go SDK and docs are currently in beta. Report issues on GitHub.

Fields

FieldTypeRequiredDescriptionExample
AllowedCallers[]components.AnthropicAllowedCallersN/A[
“direct”
]
AllowedDomainsoptionalnullable.OptionalNullable[[]string]N/A
BlockedDomainsoptionalnullable.OptionalNullable[[]string]N/A
CacheControl*components.AnthropicCacheControlDirectiveEnable 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"}
MaxUsesoptionalnullable.OptionalNullable[int64]N/A
Namecomponents.NameWebSearch2✔️N/A
Typecomponents.TypeWebSearch20260209✔️N/A
UserLocationoptionalnullable.OptionalNullable[components.AnthropicWebSearchToolUserLocation]N/A{"city": "San Francisco","country": "US","region": "California","timezone": "America/Los_Angeles","type": "approximate"}