OutSystems vs LlamaIndex

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

Data last refreshed October 2026

OutSystems

Your AI development platform built for the enterprise.

Freemium

76% verification coverage

LlamaIndex

LlamaIndex Inc.

AI Agents for Document OCR + Workflows

Freemium

82% verification coverage

Trust & Reliability

OutSystems

Users:500K-1M

Customers (per vendor):Honda, HEINEKEN, Thermo Fisher +4

GDPR

SOC 2

HIPAA

LlamaIndex

Uptime:99.99%Status page

Users:100K-1M

Customers (per vendor):Jeppesen (a Boeing Company), NTT Data, Carlyle

GDPR

SOC 2

HIPAA

Overall Winner: LlamaIndex

6.8/10 vs OutSystems at 4.5/10

Leads in:

Customization

Support

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

OutSystems

4.5

avg score

LlamaIndex

6.8

avg score

LlamaIndex leads overall — particularly in Customization and Support 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

LlamaIndex

6.8 / 10

OutSystems

Best For

Regulated enterprises modernizing legacy systems

Teams building custom AI applications and agents

Organizations needing enterprise-grade security and governance for AI

Businesses automating complex internal workflows

LlamaIndex

Best For

Engineering and R&D teams accelerating product development

Administrative operations streamlining business processes

Financial analysts building AI-powered financial models

Insurance companies automating claims and underwriting

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

OutSystems is best for

🎨Image & Design9.0📊Data & Analytics9.0✍️Writing & Content8.0

LlamaIndex is best for

✍️Writing & Content7.0🤖Automation & Agents6.2🔍Research5.8

Filter by your use case:

Limitations

OutSystems

Cons

Pricing is custom and requires contacting sales for most tiers.
Compliance options are limited to ISO 27001 on the standard platform, with additional certifications available as add-ons.
Uptime guarantee is 99.5% on the standard platform, with an upgrade to 99.95% available as an add-on.
Application end-users start with 100 internal users, with additional users requiring add-ons.

LlamaIndex

Cons

LlamaParse is a commercial platform and not open source, though LlamaIndex and Workflows are open source projects.
Bonus credits on the Pro plan expire immediately upon downgrade and require a business email domain.

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

OutSystems

4.5

/ 10

LlamaIndex

6.8

/ 10

Clear winner

Dimension Breakdown

Ease of Use

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

OutSystems

3.0

LlamaIndex

3.0

Customization

Calculated

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

OutSystems

4.0

LlamaIndex

10.0▲ +6.0

Support

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

OutSystems

5.0

LlamaIndex

10.0▲ +5.0

Integration

Calculated

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

OutSystems

4.0

LlamaIndex

5.0▲ +1.0

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

OutSystems

6.0

LlamaIndex

8.0▲ +2.0

Performance

Calculated

Latency + throughput speed

OutSystems

5.0

LlamaIndex

5.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

OutSystems

—

LlamaIndex

—

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

OutSystems

Task

LlamaIndex

7.0

Role Definition

6.0

Task Decomposition

6.0

8.0

Agent Coordination

6.0

Inter Agent Communication

5.0

9.0

Workflow Orchestration

8.0

7.0

Tool Use Delegation

7.0

State Management

7.0

5.0

Error Recovery

6.0

8.0

Observability

7.0

Scalability Throughput

7.0

Task Delegation

6.0

5.0

Parallel Execution

6.0

* 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 OutSystems and LlamaIndex?

OutSystems — "Your AI development platform built for the enterprise". LlamaIndex — "AI Agents for Document OCR + Workflows". The Features section on this page compares them side by side.

Who is OutSystems best for compared with LlamaIndex?

OutSystems is best for Regulated enterprises modernizing legacy systems; and for Teams building custom AI applications and agents. LlamaIndex is best for Engineering and R&D teams accelerating product development; and for Administrative operations streamlining business processes.

How does the pricing of OutSystems compare with LlamaIndex?

OutSystems is freemium, includes a free plan. LlamaIndex is freemium, includes a free plan, paid plans start at $50/month. Always verify current pricing with the vendor.

Does OutSystems or LlamaIndex have a free plan?

OutSystems has a free plan. LlamaIndex has a free plan. Always verify current pricing with the vendor.

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