Haystack

Open source

Python framework for building production LLM pipelines including RAG applications.

Pricing: free, custom
License: open-source
Open source: Yes

Editorial review

Haystack has not yet been editorially reviewed. User reviews and published field data below are unaffected — we say so rather than implying an editorial verdict.

Facts & attributes

Every value carries its evidence state. “—” means unknown — never a silent default (P-02).

Identity · Taxonomy

Tags(open-source;cloud-native): orchestration, rag, agents, pythonVerified

Platform · Deployment

Delivery model(SaaS;self-hosted;desktop;mobile;embedded;managed-cloud;appliance): self-hosted, managed-cloudVerification pending

Pricing · Licensing

Free trial(true/false): trueVerification pending
License model(proprietary;open-source;source-available;dual-license): open-sourceVerified
Pricing model(free;subscription;usage;seat;asset;transaction;revenue-share;perpetual;custom): free, customVerified
Source repository(HTTPS URL): https://github.com/deepset-ai/haystackVerified
SPDX license IDs(Apache-2.0;MIT): Apache-2.0Verified

Features · Product · Fit

Core capabilities(authoring;automation;analytics): production-ready LLM agent pipelines, serializable, cloud-agnostic, Kubernetes-ready pipelines, advanced RAG pipelines, integrations with OpenAI, Anthropic, Mistral and moreVerification pending

Api · Integrations · Ecosystem

CLI(true/false): trueVerification pending

Audience · Use · Case

Best for(Neutral editorial summary): Open-source Python framework for production-grade LLM agents and advanced RAG, with an enterprise platform on top.Verification pending
Company-size fit(individual;SMB;mid-market;enterprise): mid-market, enterpriseVerification pending
Primary use cases(build;monitor;automate): advanced RAG, LLM-powered agents, enterprise AI orchestrationVerification pending

Lifecycle · Versioning

Current version(1.12.3): 3.4Verified
Maintenance status(active;maintenance;deprecated;EOL;archived): activeVerification pending

Vendor · Maintainer

Founded year(2012): 2018Verified
Headquarters country(US): GermanyVerified
Vendor type(commercial;foundation;community;government;consortium;individual): commercialVerification pending

Also categorized in

RAG (Retrieval-Augmented Generation) Tooling

User reviews

Review policy

No published reviews yet.