OpenAGI vs Haystack

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

Data last refreshed August 2026

OpenAGI

Rutgers University

OpenAGI: When LLM Meets Domain Experts

Open Source

65% verification coverage

Haystack

deepset GmbH

Build custom AI agents and RAG applications with open AI orchestration

Open Source

77% verification coverage

Trust & Reliability

OpenAGI

Users:1K-10K

Haystack

Uptime:100% (90-day)Status page

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

GDPR

SOC 2

HIPAA

Overall Winner: Haystack

6.5/10 vs OpenAGI at 4.7/10

Leads in:

Support

Customization

Integration

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

AI Comparison Summary

OpenAGI

4.7

avg score

Haystack

6.5

avg score

Haystack leads overall — particularly in Ease of Use and Customization and 2 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

Haystack

6.5 / 10

OpenAGI

Best For

Developers building AI agents

Researchers exploring LLM capabilities

Teams automating software development workflows

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

OpenAGI is best for

🤖Automation & Agents3.3

Haystack is best for

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

Filter by your use case:

Limitations

OpenAGI

Cons

Requires technical expertise for setup and configuration
Primarily focused on software development tasks
Limited direct user interface, relies on code-based interaction

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

OpenAGI

4.7

/ 10

Haystack

6.5

/ 10

Clear winner

Dimension Breakdown

Ease of Use

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

OpenAGI

1.0

Haystack

3.0▲ +2.0

Customization

Calculated

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

OpenAGI

4.0

Haystack

9.0▲ +5.0

Support

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

OpenAGI

8.0

Haystack

10.0▲ +2.0

Integration

Calculated

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

OpenAGI

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

OpenAGI

5.0▲ +1.0

Haystack

4.0

Performance

Calculated

Latency + throughput speed

OpenAGI

5.0

Haystack

5.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

OpenAGI

—

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

OpenAGI

Task

Haystack

3.0

Role Definition

3.0

5.0

Task Decomposition

3.0

2.0

Agent Coordination

7.0

2.0

Inter Agent Communication

3.0

4.0

Workflow Orchestration

7.0

6.0

Tool Use Delegation

7.0

2.0

State Management

3.0

2.0

Error Recovery

5.0

2.0

Observability

9.0

2.0

Scalability Throughput

7.0

3.0

Task Delegation

3.0

2.0

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 OpenAGI and Haystack?

OpenAGI — "OpenAGI: When LLM Meets Domain Experts". 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 OpenAGI best for compared with Haystack?

OpenAGI is best for Developers building AI agents; and for Researchers exploring LLM capabilities. 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 OpenAGI compare with Haystack?

OpenAGI is open source, includes a free plan. Haystack is open source, includes a free plan. Always verify current pricing with the vendor.

Does OpenAGI or Haystack have a free plan?

OpenAGI is open source. Haystack is open source. Always verify current pricing with the vendor.

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