From fb5392cdd49cb6c64f44c72befdfa5dbf73197c7 Mon Sep 17 00:00:00 2001
From: oleg <me@olegivaniv.com>
Date: Wed, 14 Jan 2026 12:29:55 +0100
Subject: [PATCH] fix(ai-builder): Use LangSmith SDK defaults for batch
 settings (no-changelog) (#24305)

---
 .../evaluations/support/environment.ts              | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/packages/@n8n/ai-workflow-builder.ee/evaluations/support/environment.ts b/packages/@n8n/ai-workflow-builder.ee/evaluations/support/environment.ts
index 3cd3c54c754..718b9d7cfd8 100644
--- a/packages/@n8n/ai-workflow-builder.ee/evaluations/support/environment.ts
+++ b/packages/@n8n/ai-workflow-builder.ee/evaluations/support/environment.ts
@@ -15,11 +15,8 @@ import {
 	type TraceFilters,
 } from '../langsmith/trace-filters.js';
 
-/** Maximum batch size in bytes for trace uploads (2MB - reduced to avoid 403 errors) */
-const TRACE_BATCH_SIZE_LIMIT = 2_000_000;
-
-/** Number of concurrent trace batch uploads */
-const TRACE_BATCH_CONCURRENCY = 1;
+/** Maximum memory for trace queue (3GB) */
+const MAX_INGEST_MEMORY_BYTES = 3 * 1024 * 1024 * 1024;
 
 export interface TestEnvironment {
 	parsedNodeTypes: INodeTypeDescription[];
@@ -91,10 +88,8 @@ export function createLangsmithClient(logger?: EvalLogger): LangsmithClientResul
 		// Filter large fields from traces to avoid 403 payload errors
 		hideInputs: traceFilters.filterInputs,
 		hideOutputs: traceFilters.filterOutputs,
-		// Reduce batch size and concurrency for high-volume scenarios
-		batchSizeBytesLimit: TRACE_BATCH_SIZE_LIMIT,
-		batchSizeLimit: 10, // Limit runs per batch (default 100) to avoid 403 multipart errors
-		traceBatchConcurrency: TRACE_BATCH_CONCURRENCY,
+		// Increase queue memory limit for high-concurrency evals
+		maxIngestMemoryBytes: MAX_INGEST_MEMORY_BYTES,
 	});
 
 	return { client, traceFilters };