20 Pinecone alternatives
Pinecone: A fully managed vector database for semantic search and retrieval at billion-scale, with no infrastructure to run. 20 apps do similar work, most sharing Semantic Search, RAG and Embeddings, ranked by how much they have in common with Pinecone.
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An open-source AI-native database combining vector search, structured filtering, and built-in model integrations.
Also: Embeddings, RAG, Semantic Search, Vector Database
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The embedding database that starts as a Python import and grows into a distributed cloud service.
Also: Embeddings, Semantic Search, Vector Database
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An open-source vector search engine written in Rust — fast, memory-efficient, and self-hostable.
Also: Embeddings, Semantic Search, Vector Database
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Evokoa
Turn a Postgres database into working memory for AI agents — relational rows, graph traversal and vector search fused into one ranked, token-budgeted context block.
Also: RAG, Semantic Search, Vector Database
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A search engine built for AI — embeddings-based retrieval that finds pages by meaning, not keyword overlap.
Also: Embeddings, Semantic Search
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Glean Technologies, Inc.
Enterprise Work AI platform — permission-aware search across every company app, plus an assistant and agents that act on the results.
Also: RAG, Semantic Search
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Reactive TypeScript backend platform built so AI coding agents can ship features without breaking things.
Also: Serverless
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Serverless GPUs from a Python decorator — deploy models and batch jobs with no containers or cluster to manage.
Also: Serverless
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Run thousands of open models with one API call, and deploy your own without touching Kubernetes.
Also: Serverless
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AI for systematic literature review — search 125 million papers, extract data into tables, and screen at scale.
Also: Semantic Search
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Clipto, Inc.
Local-first AI memory for your media: index terabytes of video, audio and documents on your own machine and search them in plain language.
Also: Semantic Search
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AI notes workspace whose agent tracks tasks from your notes and meetings, with voice capture and an MCP connector for Claude and ChatGPT.
Also: Semantic Search
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Pieces (formerly Pieces for Developers) is a desktop app that records your work on-device and makes it searchable for you and your AI tools.
Also: Semantic Search
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An AI email client for Gmail that searches, drafts, organises, and schedules from a single prompt.
Also: Semantic Search
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Consensus responsibly uses AI to help you conduct research faster
Also: Semantic Search
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Turn any website into clean markdown or structured JSON — crawling, JavaScript rendering, and extraction in one API.
Also: RAG
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Vectify AI
A vectorless RAG engine that builds a tree index of long PDFs and lets an LLM reason its way to the right section, with page-level citations.
Also: RAG
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Olostep Technologies, Inc.
One API to search, scrape, crawl, map and monitor the web, returning clean structured text that AI agents and RAG pipelines can use directly.
Also: RAG
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A search API purpose-built for RAG and agents — returns synthesised, cited content instead of a list of links.
Also: RAG
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ETL for unstructured data — turn PDFs, slides, emails, and images into clean, AI-ready structured output.
Also: RAG