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---
title: "Foundation Models"
type: concept
tags: [AI, ML, foundation-model, generative-AI, LLM]
sources:
- public-cloud-learning-sessions-introduction-to-artificial-intelligence-ai-machin
- public-cloud-learning-sessions-opentext-ai-use-cases-20241126-160106-meeting-rec
last_updated: 2026-05-12
---
## Definition
Foundation Models基础模型是拥有数十亿参数的大规模预训练模型是生成式 AI 的核心驱动力。Amazon 认为大多数客户体验和应用将被生成式 AI 重塑,而生成式 AI 的力量来自于基础模型。
## Key Properties
- **规模**: 数十亿参数billions of parameters
- **预训练**: 在大规模通用数据上预训练
- **可定制**: 支持微调Fine-tuning、持续预训练、RAG 等数据定制技术
- **多模态**: 可处理文本、图像、代码等多种模态
## Related Concepts
- [[Generative-AI]]:基础模型是生成式 AI 的核心技术
- [[RAG]]:检索增强生成,用于在基础模型上整合私有数据
- [[Amazon-Bedrock]]:提供基础模型访问的全托管服务
- [[Amazon-Titan]]Amazon 开发的基础模型系列
## Examples
- Amazon TitanAmazon Bedrock 内置)
- Anthropic Claude
- Meta Llama
- OpenAI GPT 系列
## Sources
- [[public-cloud-learning-sessions-introduction-to-artificial-intelligence-ai-machin]]