# Vector database Projects at AI Tinkerers

> Canonical HTML: https://aitinkerers.org/technologies/vector-database
> Markdown URL: https://aitinkerers.org/technologies/vector-database.md
> Technology record last updated: 2026-02-23T02:27:26Z
> Generated: 2026-10-25T06:59:56Z

A vector database is a specialized system: it stores, indexes, and queries high-dimensional data embeddings for rapid, large-scale semantic similarity search.

This technology is purpose-built to manage unstructured data (text, images, audio) by converting it into numerical arrays called vector embeddings (often 100 to 1,000+ dimensions). Unlike traditional databases, a vector database uses algorithms like HNSW (Hierarchical Navigable Small World) to index these vectors, enabling lightning-fast Approximate Nearest Neighbor (ANN) searches based on distance metrics (e.g., cosine similarity). This capability is critical for modern AI: it powers Retrieval-Augmented Generation (RAG) to provide contextual memory for Large Language Models (LLMs), drives semantic search engines, and delivers real-time, personalized recommendations with high recall accuracy.

- Official technology site: https://www.ibm.com/topics/vector-database
- Public AI Tinkerers demos and talks: 13
- Result page: 1 of 1

## Recent Public Talks and Demos

### [Ormah - A whispering proactive memory system for all your agents.](https://dublin.aitinkerers.org/talks/rsvp_iMDy7EdsIhc)

- Event context: AI Tinkerers Dublin Meetup — Baseline, April 9, 2026 — 2026-04-09 — Dublin
- Public talk page: https://dublin.aitinkerers.org/talks/rsvp_iMDy7EdsIhc

### [The Semantic Kill Chain: Bypassing Deterministic Memory with Malicious Intents](https://toronto.aitinkerers.org/talks/rsvp_8mrzc9297Xw)

- Event context: AI Tinkerers Toronto - February 2026 @ Cohere! — 2026-02-26 — Toronto
- Public talk page: https://toronto.aitinkerers.org/talks/rsvp_8mrzc9297Xw

### [RAG authorization to protect sensitive data](https://tokyo.aitinkerers.org/talks/rsvp_7VwcQPg1fZ8)

- Event context: AI Tinkerers Ginza Meetup – January 15, 2026 — 2026-01-15 — Tokyo
- Public talk page: https://tokyo.aitinkerers.org/talks/rsvp_7VwcQPg1fZ8

### [Accounting AI agent under the hood](https://london.aitinkerers.org/talks/rsvp_S55z1tqepaw)

- Event context: AI Tinkerers London - March Meetup — 2025-03-20 — London
- Public talk page: https://london.aitinkerers.org/talks/rsvp_S55z1tqepaw

### [Jailbreak RUN - How to gamify LLM security education](https://poland.aitinkerers.org/talks/rsvp_e2dRi-00VFU)

- Event context: AI Tinkerers Poland - Second Meetup in Warsaw (January) — 2025-01-30 — Poland
- Public talk page: https://poland.aitinkerers.org/talks/rsvp_e2dRi-00VFU

### [Large Scale AI/ML Inference with GPUs](https://boston.aitinkerers.org/talks/rsvp_0FT2VStA-DM)

- Event context: August 2024 Meetup at Æthos — 2024-08-26 — Boston
- Public talk page: https://boston.aitinkerers.org/talks/rsvp_0FT2VStA-DM

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