HelixDB | Y Combinator
YC-backed native graph-vector database in Rust for RAG and AI agents.
Weak funding evidence: mention does not include a parsed raise amount/round and may refer to non-funding context.
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Evidence-bound summary — expand sections for movement, risks, and signals.
Memo snapshot · May 20, 2026, 6:23 PM
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TL;DR
Seed (YC)HelixDB Native graph-vector database for RAG, semantic search, and knowledge graphs.
Raised $500K across 1 funding round. Latest: $500K Pre-seed (Jan 2025). Investors: Y Combinator, Pioneer Fund. (High).
Funding
Raised $500K across 1 funding round. Latest: $500K Pre-seed (Jan 2025). Investors: Y Combinator, Pioneer Fund. (High).
Hiring
2 hiring‑related row(s); role‑spam risk if mostly generic boards (High).
Product / news
9 product/news‑styled row(s); headline risk without filings (High).
Verified facts
+5 more in Recent movement below
YC-backed native graph-vector database in Rust for RAG and AI agents.
Weak funding evidence: mention does not include a parsed raise amount/round and may refer to non-funding context.
No open roles indexed yet.
The index price and activity score are algorithmic estimates based on observed public company-level signals. They may be incomplete, stale, or inaccurate and are not investment, legal, tax, or business advice.
HelixDB:reddit_credentials_not_configured
Signal timeline
25 dated public signals · newest on the right
Latest momentum signal per category. Expand a card to inspect raw payloads.
Source types found
Strongest / recent news-style rows
Customers · Thu, Jul 2, 03:26 PM · confidence 70%high quality
Pricing · Thu, Jul 2, 03:26 PM · confidence 70%high quality
Press · Thu, Jul 2, 03:26 PM · confidence 70%high quality
Newest first · 25 event(s)
Source: Customers
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Source: Pricing
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Source: Press
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Source: News
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Source: Blog
Explore HelixDB blog for database insights, tutorials, performance tips, and the latest updates on vector databases and AI technologies.
Source: Jobs page
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Source: Careers page
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Source: About page
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Source: Homepage
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
YC-backed native graph-vector database in Rust for RAG and AI agents.
Source: Blog / news
A comprehensive guide to get you started with HelixDB MCP endpoints for building agentic graph queries that evolve step-by-step without rebuilding from scratch.
Source: Blog / news
A quick and comprehensive guide on how to install HelixQL syntax highlighting on Cursor.
Source: Blog / news
A complete guide to help you deploy Helix using Docker via the Helix CLI, allowing you to build and iterate faster.
Source: Blog / news
By developing directly on EC2, our engineers benchmark instantly on production-class hardware—no CI overhead, no local containers, no friction. Thanks to Coder, workspaces are fast, cost-efficient, and ready out of the box.
Source: Blog / news
A comprehensive guide to building a Graph-Vector RAG system in Python using HelixDB to recommend professors based on their research areas, leveraging both graph relationships and vector embeddings for intelligent search.
Source: Blog / news
At HelixDB we've been focused on performance for the last few weeks. Here are our benchmarks for HelixDB, Neo4j, and Postgres (edges as joins) on a realistic graph dataset.
Source: About / company
Native graph-vector database built in Rust for RAG, semantic search, knowledge graphs, and AI agent workflows.
Source: npm_registry
White-glove migration tool for moving from Supabase to HelixDB
Source: npm_registry
n8n community node to integrate with HelixDB - the time-series database for modern applications
Source: npm_registry
TypeScript library for working with HelixDB
Source: hackernews
Open-source helix-db repo with active community.
1 row(s)
The company's own site — the authoritative description of what they sell and to whom. Marketing-controlled, so treat claims as positioning rather than verified traction.
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Why it matters: Primary source — the company's own positioning; best read for what they sell and to whom, not for traction claims.
Open source ↗8 row(s)
Third-party press coverage. Independent reporting corroborates company claims; repeated coverage across outlets is a momentum signal.
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.
Open source ↗HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.
Open source ↗HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.
Open source ↗HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.
Open source ↗HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.
Open source ↗Native graph-vector database built in Rust for RAG, semantic search, knowledge graphs, and AI agent workflows.
Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.
Open source ↗Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.
Open source ↗Why it matters: Independent coverage — third-party corroboration of company claims; recurring coverage indicates rising visibility.
Open source ↗1 row(s)
Funding announcements and investor-database records. The strongest public signal of capitalization: round, amount, and syndicate quality when disclosed.
YC-backed native graph-vector database in Rust for RAG and AI agents.
Why it matters: Funding signal — Pre-Seed per this source; verify against the linked original before relying on it.
Open source ↗2 row(s)
Open roles and careers pages. Active hiring implies runway to spend and shows where the company is investing (engineering vs GTM vs ops).
HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Why it matters: Hiring signal — open roles imply runway to spend and show where the company is investing.
Open source ↗HelixDB is the graph-vector database for AI memory — knowledge graphs, vectors, temporal, and full-text search in one Rust engine for agent memory, RAG, and company brains.
Why it matters: Hiring signal — open roles imply runway to spend and show where the company is investing.
Open source ↗6 row(s)
Public engineering activity. Sustained commits, releases, and stars indicate real product development and, for dev tools, developer adoption.
Helix DB is a simple NoSQL database written in TypeScript for Node.js. It uses a JSON file as its data store, making it easy to set up and use.
Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.
Open source ↗White-glove migration tool for moving from Supabase to HelixDB
Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.
Open source ↗n8n community node to integrate with HelixDB - the time-series database for modern applications
Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.
Open source ↗TypeScript library for working with HelixDB
Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.
Open source ↗Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.
Open source ↗Open-source helix-db repo with active community.
Why it matters: Engineering signal — public repo activity evidences active development and possible developer adoption.
Open source ↗7 row(s)
Company blog and newsletters. Shipping cadence and technical depth of posts hint at product velocity and team quality.
Explore HelixDB blog for database insights, tutorials, performance tips, and the latest updates on vector databases and AI technologies.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗A comprehensive guide to get you started with HelixDB MCP endpoints for building agentic graph queries that evolve step-by-step without rebuilding from scratch.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗A quick and comprehensive guide on how to install HelixQL syntax highlighting on Cursor.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗A complete guide to help you deploy Helix using Docker via the Helix CLI, allowing you to build and iterate faster.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗By developing directly on EC2, our engineers benchmark instantly on production-class hardware—no CI overhead, no local containers, no friction. Thanks to Coder, workspaces are fast, cost-efficient, and ready out of the box.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗A comprehensive guide to building a Graph-Vector RAG system in Python using HelixDB to recommend professors based on their research areas, leveraging both graph relationships and vector embeddings for intelligent search.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗At HelixDB we've been focused on performance for the last few weeks. Here are our benchmarks for HelixDB, Neo4j, and Postgres (edges as joins) on a realistic graph dataset.
Why it matters: Company publishing — post cadence and depth hint at product velocity.
Open source ↗Sign in as an active team member to view private notes, watchlist controls, transcript evidence, and interaction history.