| export const makeChain = (vectorstore: PineconeStore) => { | |
| const model = new OpenAI({ | |
| temperature: 0, | |
| modelName: 'gpt-4' | |
| }); | |
| const chain = ConversationalRetrievalQAChain.fromLLM( | |
| model, | |
| vectorstore.asRetriever(), | |
| { | |
| qaTemplate: QA_PROMPT, | |
| questionGeneratorTemplate: CONDENSE_PROMPT, | |
| returnSourceDocuments: true | |
| }, | |
| ); | |
| return chain; | |
| }; |