[pull] main from danny-avila:main

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@librechat/agents",
-  "version": "3.7.17",
+  "version": "3.7.19",
   "reova": {
     "enabled": true,
     "endpoint": "https://telemetry.reo.dev/data"

src/agents/AgentContext.ts

@@ -104,6 +104,7 @@ export class AgentContext {
   ): AgentContext {
     const {
       agentId,
+      endpoint,
       codeSessionKey,
       name,
       provider,
@@ -135,6 +136,7 @@ export class AgentContext {
 
     const agentContext = new AgentContext({
       agentId,
+      endpoint,
       codeSessionKey,
       name: name ?? agentId,
       provider,
@@ -219,6 +221,8 @@ export class AgentContext {
 
   /** Agent identifier */
   agentId: string;
+  /** Logical endpoint selected by the host before provider resolution. */
+  endpoint: string;
   /** Partition for this agent's transient code session and file refs. */
   codeSessionKey?: string;
   /** Human-readable name for this agent (used in handoff context). Falls back to agentId if not provided. */
@@ -454,6 +458,7 @@ export class AgentContext {
 
   constructor({
     agentId,
+    endpoint,
     codeSessionKey,
     name,
     provider,
@@ -481,6 +486,7 @@ export class AgentContext {
     maxToolResultChars,
   }: {
     agentId: string;
+    endpoint?: string;
     codeSessionKey?: string;
     name?: string;
     provider: t.ProviderName;
@@ -508,6 +514,7 @@ export class AgentContext {
     maxToolResultChars?: number;
   }) {
     this.agentId = agentId;
+    this.endpoint = endpoint ?? provider;
     this.codeSessionKey = codeSessionKey;
     this.name = name;
     this.provider = provider;

src/graphs/Graph.ts

@@ -151,6 +151,7 @@ import { shouldTraceToolNodeForLangfuse } from '@/langfuseToolOutputTracing';
 import { createLocalCodingToolBundle } from '@/tools/local/LocalCodingTools';
 import { SUBAGENT_REPLAY_CONTROLLER } from '@/tools/subagent/SubagentReplay';
 import { applyGraphRuntimeConfig } from '@/graphs/applyGraphRuntimeConfig';
+import { isFadingTier, isInformativeFadingTier } from '@/messages/fading';
 import { createContextPressureMeter } from '@/llm/contextPressureMeter';
 import { safeDispatchCustomEvent, emitAgentLog } from '@/utils/events';
 import { prepareProviderRequest } from '@/llm/prepareProviderRequest';
@@ -163,7 +164,6 @@ import { initializeLangfuseTracing } from '@/instrumentation';
 import { shouldTriggerSummarization } from '@/summarization';
 import { isRunStepResumeState } from '@/tools/runStepResume';
 import { resolveLocalToolsForBinding } from '@/tools/local';
-import { isFadingTier, isInformativeFadingTier } from '@/messages/fading';
 import { createSummarizeNode } from '@/summarization/node';
 import { getTruncationStopReason } from '@/llm/truncation';
 import { messagesStateReducer } from '@/messages/reducer';
@@ -3992,6 +3992,7 @@ export class StandardGraph extends Graph<t.BaseGraphState, t.GraphNode> {
         rootAgentName: this.agentContexts.get(this.defaultAgentId)?.name,
         activeAgentId: agentId,
         activeAgentName: agentContext.name,
+        endpoint: agentContext.endpoint,
       });
       let langfuseHandler: CallbackEntry | undefined;
       let invokeConfig = {

src/langfuse.ts

@@ -840,6 +840,10 @@ export function createLangfuseTraceMetadata({
   rootAgentName,
   activeAgentId,
   activeAgentName,
+  endpoint,
+  model,
+  provider,
+  resolvedProvider,
 }: {
   messageId?: unknown;
   parentMessageId?: unknown;
@@ -849,6 +853,10 @@ export function createLangfuseTraceMetadata({
   rootAgentName?: unknown;
   activeAgentId?: unknown;
   activeAgentName?: unknown;
+  endpoint?: unknown;
+  model?: unknown;
+  provider?: unknown;
+  resolvedProvider?: unknown;
 }): LangfuseTraceMetadata {
   return createTraceMetadata({
     messageId,
@@ -859,6 +867,10 @@ export function createLangfuseTraceMetadata({
     rootAgentName,
     activeAgentId,
     activeAgentName,
+    endpoint,
+    model,
+    provider,
+    resolvedProvider,
   });
 }
 

src/llm/bedrock/llm.spec.ts

@@ -1349,7 +1349,9 @@ describe('convertToConverseMessages', () => {
       ]);
 
       const content = result.converseMessages[0].content!;
-      expect(content).toHaveLength(1);
+      expect(content).toHaveLength(2);
+      // Converse requires a text block alongside document blocks; it is appended last.
+      expect(content[1]).toEqual({ text: '_' });
       const documentBlock = expectDocumentBlock(content[0]);
       expect(documentBlock.document.format).toBe('pdf');
       expect(documentBlock.document.name).toBeDefined();
@@ -1397,7 +1399,9 @@ describe('convertToConverseMessages', () => {
       ]);
 
       const content = result.converseMessages[0].content!;
-      expect(content).toHaveLength(2);
+      expect(content).toHaveLength(3);
+      // Converse requires a text block alongside document blocks; it is appended last.
+      expect(content[2]).toEqual({ text: '_' });
       const firstDocument = expectDocumentBlock(content[0]);
       const secondDocument = expectDocumentBlock(content[1]);
       expect(firstDocument.document.name).toBeDefined();