AnthropicLLM
注意 (caution)
此示例介绍了如何使用 LangChain 与 Anthropic
模型交互。
安装 (Installation)
%pip install -qU langchain-anthropic
环境设置 (Environment Setup)
我们需要获取一个Anthropic API 密钥,并设置 ANTHROPIC_API_KEY
环境变量
import os
from getpass import getpass
if "ANTHROPIC_API_KEY" not in os.environ:
os.environ["ANTHROPIC_API_KEY"] = getpass()
用法 (Usage)
from langchain_anthropic import AnthropicLLM
from langchain_core.prompts import PromptTemplate
template = """Question: {question}
Answer: Let's think step by step."""
prompt = PromptTemplate.from_template(template)
model = AnthropicLLM(model="claude-2.1")
chain = prompt | model
chain.invoke({"question": "What is LangChain?"})
API 参考:AnthropicLLM | PromptTemplate
'\nLangChain is a decentralized blockchain network that leverages AI and machine learning to provide language translation services.'