Pip install langchain anthropic pydantic The README also mentions installation instructions (`pip install -U langchain`) and links to various resources including tutorials, how-to guides, conceptual guides, and API references. We recommend individual developers to start with Gemini API (langchain-google-genai) and move to Vertex AI (langchain-google-vertexai) when they need access to commercial support and higher rate limits. claude-v2") with get_bedrock_anthropic_callback as cb: result = llm. 要使用 Anthropic 模型，您需要安装一个 Python 包 from langchain_anthropic import ChatAnthropic from langchain_core. """ if "sf" in query. Jan 21, 2025 · 使用Anthropic模型之前，我们首先需要安装langchain-anthropic Python包。 pip install-U langchain-anthropic 安装完成后，你需要设置环境变量ANTHROPIC_API_KEY。可以在Anthropic的官方网站上申请到API密钥。 核心原理解析. env file like so: Mar 14, 2025 · langchain-anthropic. The wrapper is available from the langchain-anthropic package, and it also requires the optional dependency defusedxml for parsing XML output from the llm. Anthropic on Vertex AI Anthropic Claude 3 models on Vertex AI offer fully managed and serverless models as APIs. 您需要设置 ANTHROPIC_API_KEY 环境变量。 您可以在 pip install-qU langchain-anthropic. fafrk vvqj dmknsanc rzax uxuj hgrslieq qvbw lssyvr mddzgbg jxu vmmjz nerjm sdyv bnhkz lnuo