fix(core): reuse prompt cache for forks

2026-08-18 11:38:11 -04:00
parent 46378dda50
commit d5e83fefda
1 changed files with 2 additions and 1 deletions
@@ -231,7 +231,8 @@ export const layer = Layer.effect(
        http: {
          headers: SessionModelHeaders.make(session, app),
        },
-        promptCacheKey: SessionPromptCacheKey.make(session.id),
+        // TODO: Persist cache lineage so nested forks reuse the root session's cache key.
+        promptCacheKey: SessionPromptCacheKey.make(session.fork?.sessionID ?? session.id),
        system: context.system,
        messages: boundImages(unsupportedParts(context.messages, resolved.capabilities)),
        tools: Array.from(hooked, ([name, tool]) => ({ ...tool, name })),