[v6.0] feat: support blocked domains in OpenAI web search - #18035
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## Background Consumers need to exclude specified domains from OpenAI and Azure Responses API web searches for better source control. ## Summary Added typed filters.blockedDomains support to OpenAI and Azure webSearch tools and serialize it as filters.blocked_domains. ## Testing Added OpenAI and Azure type coverage plus blocked-only, combined-filter, and request-serialization runtime coverage. ## End-to-end Validation - Added and successfully ran a live OpenAI web-search example that blocks wikipedia.org and validates returned sources. ## Documentation Updated the OpenAI and Azure provider documentation with blockedDomains usage, limits, formatting, and subdomain behavior. ## Related Issues Fixes #17898 Co-Authored-By: Lars Grammel <205036+lgrammel@users.noreply.github.com> Co-authored-by: ai-sdk-factory <308175966+ai-sdk-factory@users.noreply.github.com> Co-authored-by: ecumene <6249465+ecumene@users.noreply.github.com>
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lgrammel
approved these changes
Jul 28, 2026
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Background
Consumers need to exclude specified domains from OpenAI and Azure Responses API web searches for better source control.
Summary
Added typed filters.blockedDomains support to OpenAI and Azure webSearch tools and serialize it as filters.blocked_domains.
Testing
Added OpenAI and Azure type coverage plus blocked-only, combined-filter, and request-serialization runtime coverage.
End-to-end Validation
Documentation
Updated the OpenAI and Azure provider documentation with blockedDomains usage, limits, formatting, and subdomain behavior.
Related Issues
Fixes #17898
Backport of #18033
Co-Authored-By: Lars Grammel 205036+lgrammel@users.noreply.github.com