docs: add Tool Result Offloading page for Agent - #11945
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Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
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julian-risch
marked this pull request as ready for review
July 10, 2026 08:13
julian-risch
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davidsbatista and
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a team and
davidsbatista
July 10, 2026 08:13
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Related Issues
Proposed Changes:
haystack.hooks.tool_result_offloadingmodule:ToolResultOffloadHookas anafter_toolhook, the pointer format (preview_chars, default 200), per-tooloffload_strategies(exact / tuple /"*"wildcard keys with specificity precedence), the built-in policies (AlwaysOffload,NeverOffload,OffloadOverChars), what is and isn't offloaded,FileSystemToolResultStoreincl. key derivation and root-escape rejection, customOffloadPolicy/ToolResultStoresubclasses with defaultto_dict/from_dict, per-run stores viahook_contextunderRESULT_STORE_CONTEXT_KEYfor multi-user servers, a file-reading tool to read offloaded results back, and serialization.ToolResultOffloadHookbullet under "Ready-made hooks" now links to the new pageHow did you test it?
MockChatGeneratordriving anAgent: pointer rewrite and store file creation, exact/tuple/wildcard policy resolution and precedence, the customOffloadPolicyandToolResultStoresubclasses from the page (incl. protocol-defaultto_dict/from_dictround-trip), per-run store override viahook_context, reading an offloaded result back with a file tool, and hook serialization round-trip.Notes for the reviewer
Checklist
fix:,feat:,build:,chore:,ci:,docs:,style:,refactor:,perf:,test:and added!in case the PR includes breaking changes.🤖 Generated with Claude Code