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nexus/wiki/entities/Ollama.md
weishen 5789476c23 Batch ingest: Multi-Agent Team / DevOps Maturity / 一语点醒梦中人 / NodeWarden
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- AI-一语点醒梦中人.md
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Entities: Trebuh, Cloudflare
Concepts: DevOps成熟度模型, 共享内存模式, 空性智慧, 绝处逢生
2026-04-15 18:05:17 +08:00

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---
title: Ollama
type: entity
tags: [本地大模型, AI, 开源, 推理]
sources: ["https://ollama.com"]
last_updated: 2026-04-15
---
## 基本信息
- **类型**:本地大模型推理引擎
- **官网**https://ollama.com
- **支持模型**Llama3/Mistral/Qwen2.5/Gemma 等
## 核心机制
- **REST API**:通过 http://localhost:11434/api/generate 调用
- **模型管理**ollama pull 下载模型ollama list 查看已安装
- **无 GPU 依赖**:支持 CPU 推理(速度较慢)
- **跨平台**macOS/Linux/Windows 支持
## 在 Wiki 中的角色
- [[可自动化可扩展AI增强的电商数据采集与处理系统]] 本地 AI 处理层
- 通过 n8n HTTP Request Node 调用,替代 OpenAI 等外部 API
- 支持 Mistral/Llama3 模型做本地摘要、分类、特征提取
## n8n 集成示例
```
URL: http://ollama:11434/api/generate
Method: POST
Body:
{
"model": "llama3",
"prompt": "分析以下产品信息:{{$json.title}},提取品牌、型号、价格区间"
}
```