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Callback handler の設定見直し #137

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Merged
poad merged 1 commit into from
Oct 29, 2025
Merged

Callback handler の設定見直し #137

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12 changes: 8 additions & 4 deletions rag/cdk/lambda/handler.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -32,9 +32,6 @@ export async function handle(
'あなたは文書からコンテキストを取得する専門家です。ツールを使用してユーザーの質問に答える手助けをしてください。必ずユーザーの質問と同じ言語で答えてください。';

const { platform, model, modelName } = selectLlm(modelType);

const agent = createAgent({ model, tools: [tool], systemPrompt });
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// Initialize Langfuse callback handler
const langfuseHandler = langfuse.publicKey && langfuse.secretKey ? new CallbackHandler({
sessionId,
Expand All @@ -43,6 +40,12 @@ export async function handle(
tags: [modelName],
}) : undefined;

const agent = createAgent({
model,
tools: [tool],
systemPrompt,
});
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logger.debug(`Langfuse: ${langfuseHandler ? 'enable' : 'disable'}`);

const threadId = uuidv7();
Expand All @@ -54,8 +57,9 @@ export async function handle(
configurable: {
sessionId,
thread_id: threadId,
callbacks: langfuseHandler ? [langfuseHandler] : [],
},
//@ts-expect-error LangChain.js の型定義誤り？
callbacks: langfuseHandler ? [langfuseHandler] : [],
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},
);
for await (const sEvent of stream) {
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