Deepset ai Haystack by deepset-ai
Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.
About Deepset ai Haystack
From the project's README at github.com/deepset-ai/haystack. Lightly cleaned for readability; for the full source see the upstream repo.
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Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 25k | github.com/deepset-ai/haystack |
| GitHub forks | 2.8k | github.com/deepset-ai/haystack |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 6.5 years | since Nov 2019 |
| Last commit | 3 days ago | May 4, 2026 |
| Releases shipped | 223 | last: 17 days ago |
| Security policy | SECURITY.md | declared by maintainers |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
Security advisories
CVE-2024-41950. What people say on Hacker News
- Show HN: Probus, AI vuln scanner (PRs merged in Vercel AI SDK, n8n, LangGraph)
- Grafana Labs acquires Logline to accelerate needle-in-the-haystack log queries
- Judge Moody's: Automating Semantic Search Relevance Evaluation with LLM Judges
- Tq-KV – Rust implementation of TurboQuant that works on GGUF models
- An AI Odyssey, Part 3: Lost Needle in the Haystack
Ready to self-host Deepset ai Haystack?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed May 7, 2026.
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