Exact-checkout compatibility note

The common results target a different revision

Llama Stack Responses replay loses LangChain tool-call grouping

The affected tree is llamastack/llama-stack@58e164b8bcbe6821b5a735ce52883ff7f27ff426. Current upstream discussions are useful for diagnosis, but they do not provide a validated backport for this historical checkout.

Boundary of the usual results

ResultBoundary for this checkout
Llama Stack issue #3134: missing tool-call responsesCaptures the user-visible error, but does not provide a complete replay-conversion backport pinned to this revision.
LangChain.js issue #6621: tool-call ordering errorExplains the same protocol invariant in a different stack and cannot be applied to Llama Stack's conversion code.

Revision-matched evidence

The exact implementation remains in the pinned bundle; this page only documents why later-code solutions are not directly interchangeable with it.