Setup
Youโll first need to install the@langchain/baidu-qianfan package:
npm
Copy
Ask AI
npm install @langchain/baidu-qianfan @langchain/core
ERNIE-Bot,ERNIE-Lite-8K,ERNIE-Bot-4,ERNIE-Speed-8K,ERNIE-Speed-128K,ERNIE-4.0-8K,
ERNIE-4.0-8K-Preview,ERNIE-3.5-8K,ERNIE-3.5-8K-Preview,ERNIE-Lite-8K,ERNIE-Tiny-8K,ERNIE-Character-8K,
ERNIE Speed-AppBuilder
Abandoned models: ERNIE-Bot-turbo
Usage
Copy
Ask AI
import { ChatBaiduQianfan } from "@langchain/baidu-qianfan";
import { HumanMessage } from "@langchain/core/messages";
const chat = new ChatBaiduQianfan({
qianfanAccessKey: process.env.QIANFAN_ACCESS_KEY,
qianfanSecretKey: process.env.QIANFAN_SECRET_KEY,
model: "ERNIE-Lite-8K",
});
const message = new HumanMessage("ๅไบฌๅคฉๆฐ");
const res = await chat.invoke([message]);
console.log({ res });
/**
{
res: AIMessage {
lc_serializable: true,
lc_kwargs: {
content: 'ๅไบฌๅคฉๆฐ**ๅคไบ๏ผๆฐๆธฉ13~24ยฐC**๏ผๅพฎ้ฃ๏ผ็ฉบๆฐ่ดจ้่ฏ๏ผ้ขๆฅๆ ๆ็ปญ้ๆฐด^[2]^ใ\n' +
'\n' +
'่ฟๆๅคฉๆฐๆ
ๅตๆฅ่ฏด๏ผ็ฝๅคฉๆ้ซๆฐๆธฉๅคๅจ30ๅบฆๅทฆๅณ๏ผ่ๅคๆๆไฝๆฐๆธฉไป
ๆๅ ๅบฆ๏ผๆฉๆ่พๅ๏ผ้่ฆๅๅฅฝไฟๆ๏ผๆผๅคๆธฉๅทฎ่พๅคงใ็ฑไบ็ฐๅจๆญฃๅคไบ้จๆฐด่ๆฐ๏ผๆญคๆถๅคฉๆฐ้ดๆฒใๅคๅ๏ผๆถ่ไธ่ตทๅฐ้น๏ผๆถ่ไธ่ตทๅคง้จ๏ผๅคฉ่ฒๆๆใๅฐ้นๆถ้ดไธไผๆ็ปญๅคช้ฟ๏ผ้ๅธธ้ฝๆฏไธๅฐ้นไธๅฐๆฎตๆถ้ดๅๅฐฑไผๅๆญข๏ผๅคฉๆฐๅฐฑไผ้ๆธๆขๅคๆดๅฅฝ^[1]^ใ',
tool_calls: [],
invalid_tool_calls: [],
additional_kwargs: {},
response_metadata: {}
},
lc_namespace: [ 'langchain_core', 'messages' ],
content: 'ๅไบฌๅคฉๆฐ**ๅคไบ๏ผๆฐๆธฉ13~24ยฐC**๏ผๅพฎ้ฃ๏ผ็ฉบๆฐ่ดจ้่ฏ๏ผ้ขๆฅๆ ๆ็ปญ้ๆฐด^[2]^ใ\n' +
'\n' +
'่ฟๆๅคฉๆฐๆ
ๅตๆฅ่ฏด๏ผ็ฝๅคฉๆ้ซๆฐๆธฉๅคๅจ30ๅบฆๅทฆๅณ๏ผ่ๅคๆๆไฝๆฐๆธฉไป
ๆๅ ๅบฆ๏ผๆฉๆ่พๅ๏ผ้่ฆๅๅฅฝไฟๆ๏ผๆผๅคๆธฉๅทฎ่พๅคงใ็ฑไบ็ฐๅจๆญฃๅคไบ้จๆฐด่ๆฐ๏ผๆญคๆถๅคฉๆฐ้ดๆฒใๅคๅ๏ผๆถ่ไธ่ตทๅฐ้น๏ผๆถ่ไธ่ตทๅคง้จ๏ผๅคฉ่ฒๆๆใๅฐ้นๆถ้ดไธไผๆ็ปญๅคช้ฟ๏ผ้ๅธธ้ฝๆฏไธๅฐ้นไธๅฐๆฎตๆถ้ดๅๅฐฑไผๅๆญข๏ผๅคฉๆฐๅฐฑไผ้ๆธๆขๅคๆดๅฅฝ^[1]^ใ',
name: undefined,
additional_kwargs: {},
response_metadata: { tokenUsage: [Object] },
tool_calls: [],
invalid_tool_calls: []
}
}
*/
Streaming
Qianfanโs API also supports streaming token responses. The example below demonstrates how to use this feature.Copy
Ask AI
import { ChatBaiduQianfan } from "@langchain/baidu-qianfan";
import { HumanMessage } from "@langchain/core/messages";
const chat = new ChatBaiduQianfan({
qianfanAccessKey: process.env.QIANFAN_ACCESS_KEY,
qianfanSecretKey: process.env.QIANFAN_SECRET_KEY,
model: "ERNIE-Lite-8K",
streaming: true,
});
const message = new HumanMessage("็ญ้ขๆฌ้ๅ็ญ้ขๆฌๆฏๆไปไนๅบๅซ๏ผ");
const res = await chat.invoke([message]);
console.log({ res });
/**
{
res: AIMessage {
lc_serializable: true,
lc_kwargs: {
content: 'undefined็ญ้ขๆฌ้ๅ็ญ้ขๆฌๆฏๆฏไธค็งๅธธ่ง็่ดทๆฌพ่ฟๆฌพๆนๅผ๏ผๅฎไปฌไน้ด็ไธป่ฆๅบๅซๅจไบ่ฎกๆฏๆนๅผใๆฏๆ่ฟๆฌพ้ขๅๅฉๆฏๆฏๅบ็ญๆน้ขใ\n' +
'\n' +
'1. ่ฎกๆฏๆนๅผ๏ผ็ญ้ขๆฌ้ๆฏไธ็งๆๆ้ๅ็่ฎกๆฏๆนๅผ๏ผๆฏๆๅฟ่ฟ็ธๅๆฐ้ข็ๆฌ้ๅๅฉไฝ่ดทๆฌพๅจ่ฏฅๆไบง็็ๅฉๆฏใ่็ญ้ขๆฌๆฏๅๆฏๆฏๆๅฟ่ฟ็ธๅ้้ข็ๅฉๆฏ๏ผๆ นๆฎ่ดทๆฌพ้้ขๅ่ดทๆฌพๆ้่ฎก็ฎๆไพ๏ผๆฌ้ๅๅฉๆฏๅจๆฏๆ่ฟๆฌพไธญๅ ็ๆฏไพ้ๆๅๅใ\n' +
'2. ๆฏๆ่ฟๆฌพ้ข๏ผ็ฑไบ็ญ้ขๆฌๆฏๆฏๆๅฟ่ฟ็ๅฉๆฏๅ ๆฏๆ่ฟๆฌพๆป้ข็ๆฏไพ้ๆธๅๅฐ๏ผๅฏผ่ดๆฏๆ่ฟๆฌพ้ข้ๆธๅขๅ ๏ผ่็ญ้ขๆฌ้ๆฏๆๅฟ่ฟ็ๆฌ้็ธๅ๏ผๅ ๆญคๆฏๆ่ฟๆฌพ้ข้ๆธๅๅฐใ\n' +
'3. ๅฉๆฏๆฏๅบ๏ผๅจ่ดทๆฌพๆ้็ธๅ็ๆ
ๅตไธ๏ผ็ญ้ขๆฌ้็ๅฉๆฏๆฏๅบ็ธๅฏน่พๅฐ๏ผๅ ไธบ้็ๆฌ้็ๅๅฐ๏ผๅฉไฝ่ดทๆฌพไบง็็ๅฉๆฏไน็ธๅบๅๅฐใ่็ญ้ขๆฌๆฏ็ๅฉๆฏๆฏๅบๅ็ธๅฏน่พ้ซ๏ผๅ ไธบๆฏๆๅฟ่ฟ็ๅฉๆฏ้ๆธๅๅฐ๏ผๅฏผ่ดๆปๅฉๆฏๆฏๅบ็ธๅฏน่พ้ซใ\n' +
'\n' +
'ๆปไน๏ผ็ญ้ขๆฌ้ๅ็ญ้ขๆฌๆฏๅจ่ดทๆฌพๆ้็ธๅ็ๆ
ๅตไธ๏ผ็ญ้ขๆฌ้็ฑไบๅฉๆฏๆฏๅบ็ธๅฏน่พๅฐ๏ผๆด้ๅไบ่ต้ๅ
่ฃใๆๆๅ่ฟๆฌพๆ็ฎ็ๅๆฌพไบบ๏ผ่็ญ้ขๆฌๆฏๆฏๆ่ฟๆฌพ้ขๅบๅฎ๏ผๆด้ๅไบๆฏๆๆถๅ
ฅ่พ้ซ็ๅๆฌพไบบใ',
tool_calls: [],
invalid_tool_calls: [],
additional_kwargs: {},
response_metadata: {}
},
lc_namespace: [ 'langchain_core', 'messages' ],
content: 'undefined็ญ้ขๆฌ้ๅ็ญ้ขๆฌๆฏๆฏไธค็งๅธธ่ง็่ดทๆฌพ่ฟๆฌพๆนๅผ๏ผๅฎไปฌไน้ด็ไธป่ฆๅบๅซๅจไบ่ฎกๆฏๆนๅผใๆฏๆ่ฟๆฌพ้ขๅๅฉๆฏๆฏๅบ็ญๆน้ขใ\n' +
'\n' +
'1. ่ฎกๆฏๆนๅผ๏ผ็ญ้ขๆฌ้ๆฏไธ็งๆๆ้ๅ็่ฎกๆฏๆนๅผ๏ผๆฏๆๅฟ่ฟ็ธๅๆฐ้ข็ๆฌ้ๅๅฉไฝ่ดทๆฌพๅจ่ฏฅๆไบง็็ๅฉๆฏใ่็ญ้ขๆฌๆฏๅๆฏๆฏๆๅฟ่ฟ็ธๅ้้ข็ๅฉๆฏ๏ผๆ นๆฎ่ดทๆฌพ้้ขๅ่ดทๆฌพๆ้่ฎก็ฎๆไพ๏ผๆฌ้ๅๅฉๆฏๅจๆฏๆ่ฟๆฌพไธญๅ ็ๆฏไพ้ๆๅๅใ\n' +
'2. ๆฏๆ่ฟๆฌพ้ข๏ผ็ฑไบ็ญ้ขๆฌๆฏๆฏๆๅฟ่ฟ็ๅฉๆฏๅ ๆฏๆ่ฟๆฌพๆป้ข็ๆฏไพ้ๆธๅๅฐ๏ผๅฏผ่ดๆฏๆ่ฟๆฌพ้ข้ๆธๅขๅ ๏ผ่็ญ้ขๆฌ้ๆฏๆๅฟ่ฟ็ๆฌ้็ธๅ๏ผๅ ๆญคๆฏๆ่ฟๆฌพ้ข้ๆธๅๅฐใ\n' +
'3. ๅฉๆฏๆฏๅบ๏ผๅจ่ดทๆฌพๆ้็ธๅ็ๆ
ๅตไธ๏ผ็ญ้ขๆฌ้็ๅฉๆฏๆฏๅบ็ธๅฏน่พๅฐ๏ผๅ ไธบ้็ๆฌ้็ๅๅฐ๏ผๅฉไฝ่ดทๆฌพไบง็็ๅฉๆฏไน็ธๅบๅๅฐใ่็ญ้ขๆฌๆฏ็ๅฉๆฏๆฏๅบๅ็ธๅฏน่พ้ซ๏ผๅ ไธบๆฏๆๅฟ่ฟ็ๅฉๆฏ้ๆธๅๅฐ๏ผๅฏผ่ดๆปๅฉๆฏๆฏๅบ็ธๅฏน่พ้ซใ\n' +
'\n' +
'ๆปไน๏ผ็ญ้ขๆฌ้ๅ็ญ้ขๆฌๆฏๅจ่ดทๆฌพๆ้็ธๅ็ๆ
ๅตไธ๏ผ็ญ้ขๆฌ้็ฑไบๅฉๆฏๆฏๅบ็ธๅฏน่พๅฐ๏ผๆด้ๅไบ่ต้ๅ
่ฃใๆๆๅ่ฟๆฌพๆ็ฎ็ๅๆฌพไบบ๏ผ่็ญ้ขๆฌๆฏๆฏๆ่ฟๆฌพ้ขๅบๅฎ๏ผๆด้ๅไบๆฏๆๆถๅ
ฅ่พ้ซ็ๅๆฌพไบบใ',
name: undefined,
additional_kwargs: {},
response_metadata: { tokenUsage: [Object] },
tool_calls: [],
invalid_tool_calls: []
}
}
*/
Related
- Chat model conceptual guide
- Chat model how-to guides
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