Dify vs Haystack

Comprehensive side-by-side comparison — features, pricing, performance, and more.

Data last refreshed August 2026

Dify

LangGenius, Inc.

The Platform for Production-Ready Agentic Workflows

Freemium

86% verification coverage

Haystack

deepset GmbH

Build custom AI agents and RAG applications with open AI orchestration

Open Source

77% verification coverage

Trust & Reliability

Dify

Uptime:99.98%Status page

Users:1M-10M

Customers (per vendor):Maersk, ETS, Anker +1

GDPR

SOC 2

Haystack

Uptime:100% (90-day)Status page

Customers (per vendor):Lufthansa Industry Solutions, Accenture, NVIDIA +5

GDPR

SOC 2

HIPAA

Overall Winner: Dify

8.0/10 vs Haystack at 6.5/10

Leads in:

Performance

Ease of Use

Compliance & Data Protection

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

AI Comparison Summary

Dify

8.0

avg score

Haystack

6.5

avg score

Dify leads overall — particularly in Ease of Use and Compliance & Data Protection and 1 more.

Based on 6 dimensions

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

Overall Winner

Dify

8.0 / 10

Dify

Best For

Independent developers building production AI apps

Small teams building production AI apps

Medium-sized teams needing collaboration and higher throughput

Enterprises requiring advanced security, compliance, and dedicated support

Haystack

Best For

AI engineers building production-ready LLM applications

Developers needing explicit control over AI agent decisions

Teams integrating diverse AI models and data stores

Enterprises deploying AI workflows with reliability and observability

* Verdict is based on our algorithmic scoring of publicly available data. Learn about our methodology

Dify is best for

🎨Image & Design8.0🎧Customer Support8.0🤖Automation & Agents6.9

Haystack is best for

🔍Research5.3🎧Customer Support4.5🤖Automation & Agents4.3

Filter by your use case:

Limitations

Dify

Cons

App Version Control is listed as 'Coming Soon' for Professional and Team plans.
Pay by Invoice via bank transfer is not yet available, only for annual Team subscriptions.
Some models cannot be used with message credits and require an own API key.
The Sandbox plan has limited message credits, team members, apps, knowledge documents, and data storage.
The Sandbox plan has a 30-day log history limit.
The Community Edition is for non-commercial projects and complies with Dify Open Source License.
The Service Partner program notes that partners need to understand the dynamic nature of the GenAI space and be ready to grow through occasional challenges.

Haystack

Cons

Enterprise features and support are part of a separate paid offering

Weighted Score — Adjust What Matters to You

Pick a profile or drag sliders — scores and radar update instantly on the right.

Quick profiles:

Ease of Use5

Customization5

Support5

Integration5

Compliance & Data Protection5

Performance5

Planning Quality5

Dimension Comparison

Dify

8.0

/ 10

Clear winner

Haystack

6.5

/ 10

Dimension Breakdown

Ease of Use

How intuitive is onboarding, UI navigation, and day-to-day usage for the target audience?

Dify

7.0▲ +4.0

Haystack

3.0

Customization

Calculated

How much can users tailor workflows, settings, prompts, or outputs to their needs?

Dify

9.0

Haystack

9.0

Support

How strong is the documentation, customer support, community, and learning resources?

Dify

10.0

Haystack

10.0

Integration

Calculated

How well does it connect with other tools, APIs, and workflows?

Dify

8.0

Haystack

8.0

Compliance & Data Protection

Calculated

Compliance certifications and data-protection posture, counted from ten verified signals: SOC 2 Type II, GDPR compliance, HIPAA, WCAG AA/AAA, PII redaction, licensed-only training, a published sub-processor list, a downloadable DPA, not training on user data, and a documented deletion path

Dify

6.0▲ +2.0

Haystack

4.0

Performance

Calculated

Latency + throughput speed

Dify

8.0▲ +3.0

Haystack

5.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

Dify

—

Haystack

—

Calculated = derived from structured signals (integration count, API/open-source config, compliance certs, response-time). AI = LLM-assessed from public website content. Methodology

Task Performance

Dify

Task

Haystack

6.0

Role Definition

3.0

6.0

Task Decomposition

3.0

7.0

Agent Coordination

7.0

6.0

Inter Agent Communication

3.0

9.0

Workflow Orchestration

7.0

8.0

Tool Use Delegation

7.0

State Management

3.0

6.0

Error Recovery

5.0

7.0

Observability

9.0

7.0

Scalability Throughput

7.0

6.0

Task Delegation

3.0

7.0

Parallel Execution

3.0

* Task scores (1–10) are algorithmically generated from publicly available data.

Data is sourced from public information and vendor websites. It may not always be up-to-date — verify pricing and features directly with the vendor before purchasing.Report inaccuracy

Frequently Asked Questions

What are the main differences between Dify and Haystack?

Dify — "The Platform for Production-Ready Agentic Workflows". Haystack — "Build custom AI agents and RAG applications with open AI orchestration". The Features section on this page compares them side by side.

Who is Dify best for compared with Haystack?

Dify is best for Independent developers building production AI apps; and for Small teams building production AI apps. Haystack is best for AI engineers building production-ready LLM applications; and for Developers needing explicit control over AI agent decisions.

How does the pricing of Dify compare with Haystack?

Dify is freemium, includes a free plan, paid plans start at $59/month. Haystack is open source, includes a free plan. Always verify current pricing with the vendor.

Does Dify or Haystack have a free plan?

Dify has a free plan. Haystack is open source. Always verify current pricing with the vendor.

Do Dify and Haystack offer an API?

Dify offers a public API. Haystack offers a public API.

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