fix(core): honor the -1 sentinels for max_turns and max_tokens (#56)

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
2026-07-24 16:18:38 +08:00
parent 6bbdac132f
commit c7465625a4
10 changed files with 66 additions and 10 deletions
@@ -155,10 +155,11 @@ export function effectiveMaxContextLength(configured: number, contextWindow: unk
 * Output cap for meta requests (title generation / vision describing): these carry their own
 * small hardcoded budget, tightened further by the entry's per-model `max_tokens` when that is
 * smaller — a cap the user pinned below the budget must bind every request to that model. The
- * budget is never raised.
+ * budget is never raised. A non-positive cap (-1 = uncapped) never tightens: Math.min against
+ * it would send max_tokens -1 on the wire, and meta requests must keep their small budget.
 */
 export function metaMaxTokens(budget: number, modelCap: number | undefined): number {
-  return modelCap !== undefined ? Math.min(budget, modelCap) : budget;
+  return modelCap !== undefined && modelCap > 0 ? Math.min(budget, modelCap) : budget;
 }

 /** Create or load an Agent. */