fix(agents): propagate store and configurable to ToolNode middleware runtime#10446
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Hunter Lovell (hntrl) merged 1 commit intomainfrom Mar 17, 2026
Merged
fix(agents): propagate store and configurable to ToolNode middleware runtime#10446Hunter Lovell (hntrl) merged 1 commit intomainfrom
Hunter Lovell (hntrl) merged 1 commit intomainfrom
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🦋 Changeset detectedLatest commit: 1ba1a3e The changes in this PR will be included in the next version bump. This PR includes changesets to release 1 package
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Christian Bromann (christian-bromann)
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Mar 17, 2026
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Summary
Propagates
storeandconfigurablefrom the LangGraph config to the middleware runtime inToolNode, fixing an issue wherewrapToolCallmiddleware could not access the LangGraph store or configurable values.Changes
langchainWhen
ToolNodebuilds the runtime object passed to middleware'swrapToolCall, it was missingstoreandconfigurablefrom theLangGraphRunnableConfig. This meant middleware that needed to read from or write to the LangGraph store during tool execution had no way to access it.This adds both
storeandconfigurableto the runtime object alongside the existingcontext,writer,interrupt, andsignalfields.Two tests are added to verify:
storeandconfigurableare available inwrapToolCallmiddleware runtimestoreis available inwrapModelCallmiddleware runtime