DopplerAI

免费 / 开源Pinecone is a managed vector database and AI knowledge platform for building retrieval-augmented generation (RAG), semantic search, and agent memory. It stores vector embeddings at scale, makes writes searchable within seconds with no index tuning, and keeps p99 latency steady as data grows. Pinecone powers products for more than 10,000 customers and over a million developers worldwide.

为 AI Agent 提供持久记忆与持续学习的内存引擎

免费 / 开源Qdrant is an open-source vector search engine and database, written in Rust, for high-performance similarity search in AI applications.

免费 / 开源面向现代应用与电商的 AI 搜索与检索平台

免费 / 开源以嵌入、重排与读取接口构建的搜索基础设施

免费 / 开源为 AI 智能体打造的网页搜索 API 与爬虫