crewAI vs Haystack

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

Updated October 2026

crewAI

CrewAI

The Enterprise Agent Build & Runtime for the work your business runs on

Freemium

84% verification coverage

Haystack

deepset GmbH

Build custom AI agents and RAG applications with open AI orchestration

Open Source

77% verification coverage

Trust & Reliability

crewAI

Uptime:99.60%Status page

Users:100K-1M

Customers (per vendor):DocuSign, Experian, PepsiCo +7

SOC 2

Haystack

Uptime:100% (90-day)Status page

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

GDPR

SOC 2

HIPAA

Too Close to Call

Haystack (6.5) vs crewAI (6.3) — difference of 0.2 points

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

AI Comparison Summary

crewAI

6.3

avg score

Haystack

6.5

avg score

Both tools score very similarly overall — the best choice depends on your specific priorities.

Based on 7 dimensions

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

Too close to call — it's a tie

crewAI

Best For

Enterprise platform teams needing central governance for AI agents

Business teams automating long-horizon work with collaborative AI

Engineers building complex operational agents with robust control

Organizations scaling agentic AI across the organization

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

crewAI is best for

💻Coding & Dev8.0🤖Automation & Agents6.0🎧Customer Support5.0

Haystack is best for

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

Filter by your use case:

Limitations

crewAI

Cons

Free plan limited to 50 workflow executions per month
Enterprise features like SSO and dedicated support are only available on custom plans
Onboarding and advanced training are available à la carte for enterprise clients

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

crewAI

6.3

/ 10

Haystack

6.5

/ 10

Your pick

Dimension Breakdown

Ease of Use

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

crewAI

1.0

Haystack

3.0▲ +2.0

Customization

Calculated

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

crewAI

10.0▲ +1.0

Haystack

9.0

Support

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

crewAI

9.0

Haystack

10.0▲ +1.0

Integration

Calculated

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

crewAI

5.0

Haystack

8.0▲ +3.0

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

crewAI

5.0▲ +1.0

Haystack

4.0

Performance

Calculated

Latency + throughput speed

crewAI

8.0▲ +3.0

Haystack

5.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

crewAI

—

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

crewAI

Task

Haystack

9.0

Role Definition

3.0

Task Decomposition

3.0

9.0

Agent Coordination

7.0

3.0

Inter Agent Communication

3.0

8.0

Workflow Orchestration

7.0

3.0

Tool Use Delegation

7.0

3.0

State Management

3.0

Error Recovery

5.0

9.0

Observability

9.0

8.0

Scalability Throughput

7.0

8.0

Task Delegation

3.0

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

Which is better, crewAI or Haystack?

Both are strong options. crewAI is a strong choice, while Haystack is a strong choice. The best choice depends on your specific use case, budget, and workflow requirements.

Is crewAI cheaper than Haystack?

crewAI starts at free (freemium model). Haystack starts at free (open_source model). Use the Cost Calculator above for a detailed estimate.

What are the main differences between crewAI and Haystack?

crewAI — "The Enterprise Agent Build & Runtime for the work your business runs on". Haystack — "Build custom AI agents and RAG applications with open AI orchestration". Key differences include their pricing models, platform support, integrations, and technical capabilities. See the Feature Comparison table above for a complete side-by-side breakdown.

Can I use crewAI and Haystack together?

Yes, many teams use both tools together for different purposes. Use the Stack Builder section above to combine crewAI and Haystack with other tools and save your AI toolkit.

Does crewAI or Haystack have a free plan?

crewAI is available for free. Haystack is a paid tool. Always verify current pricing directly with the vendor.

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