Pinecone
Long-term memory for AI
Pinecone launched on April 22, 2023 with 8 votes, #1,803 of 4,853 launches that month and more than 50% of that year's launches. The site was still online in September 2026, 3 years on.
What it does
The Pinecone vector database makes it easy to build high-performance vector search applications. Developer-friendly, fully managed, and easily scalable without infrastructure hassles.
Search through billions of items for similar matches to any object, in milliseconds. It’s the next generation of search, an API call away.
The knowledge platform for AI agents. Fast, accurate retrieval that doesn't get more expensive as it scales. Monitor performance, explore your data, and manage indexes from a clean, fast console — or stay in the terminal. Your call. Pinecone is a fully managed vector database built for AI. Writes are instantly searchable, indexing is automatic, and queries stay fast at any scale. Algorithms selected per data size, upgraded in the background automatically. All data searched in parallel. Speed holds steady regardless of scale. Compiles enterprise data into governed knowledge once, then serves it through a single query. Enterprise data is structured into governed knowledge ahead of time, so…from pinecone.io
Does a similar job
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Pinecone Explorer – Desktop GUI for the Pinecone vector databaseJan 2026 · pinecone-explorer.com · ▲312 weeks ago, I posted chroma-exploter here: https://news.ycombinator.com/item?id=46624731 and it received a lot of positive feedback. So I decided to build a similar tool for Pinecone. While both being vector databases, Pinecone is more enterprise grade and a lot more functionally rich than Chroma, hence a separate app. This Mac native app makes it easier to work with Pinecone data, with all types of indexes (dense, sparse and hybird) and supports reranking.
I replaced vector databases with Git for AI memory (PoC)2025 · github.com · ▲198Hey HN! I built a proof-of-concept for AI memory using Git instead of vector databases. The insight: Git already solved versioned document management. Why are we building complex vector stores when we could just use markdown files with Git's built-in diff/blame/history? How it works: Memories stored as markdown files in a Git repo Each conversation = one commit git diff shows how understanding evolves over time BM25 for search (no embeddings needed) LLMs generate search queries from conversation context Example: Ask "how has my project evolved?" and it uses git diff to show actual…
Epsilla – Open-source vector database with low query latency2023 · github.com · ▲111Hey HN! We are building Epsilla (https://github.com/epsilla-cloud/vectordb), an open-source, self-hostable vector database for semantic similarity search that specializes in low query latency. When do we need a vector database? For example, GPT-3.5 has a 16k context window limit. If we want to let it answer a question about a 300 page book, we cannot put the whole book content into the context. We have to choose the sections of the book that are most relevant to the question. Vector database is specialized at ranking and picking the most relevant content from a large pool…

Actian VectorAI DBApr 2026 · actian.com · ▲203The portable vector database for AI agents beyond the cloud
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