Haystack vs Inngest Agent

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

Data last refreshed August 2026
Haystack logo

Haystack

deepset GmbH

Build custom AI agents and RAG applications with open AI orchestration

Open Source
77% verification coverage
VS
Inngest Agent logo

Inngest Agent

Inngest

Durable Execution for Workflows & AI — unbreakable agents, invisible infra

Freemium
78% verification coverage

Trust & Reliability

Haystack

Uptime:100% (90-day)Status page
Customers (per vendor):Lufthansa Industry Solutions, Accenture, NVIDIA +5
GDPR
SOC 2
HIPAA

Inngest Agent

Uptime:99.11% (90-day)Status page
Users:10K-100K
Customers (per vendor):Cohere, Day AI, Otto +3
GDPR
SOC 2
HIPAA

Too Close to Call

Inngest Agent (6.8) vs Haystack (6.5) — difference of 0.3 points

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

AI Comparison Summary

Haystack

6.5

avg score

Inngest Agent

6.8

avg score

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

Based on 6 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

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

Inngest Agent

Best For
Developers building event-driven AI agents and workflows at scale
Teams needing robust background job processing with built-in reliability
Organizations requiring fine-grained control over errors and execution flow
Engineers replacing their serverless background job stack

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

Haystack is best for

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

Inngest Agent is best for

🤖Automation & Agents4.1💻Coding & Dev3.0📊Data & Analytics3.0

Filter by your use case:

Limitations

HaystackHaystack

Cons

  • Enterprise features and support are part of a separate paid offering
Inngest AgentInngest Agent

Cons

  • Free plan has limited executions, span data, and trace retention
  • Datadog integration is part of a $300 advanced observability add-on
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

Ease of UseCustomizationSupportIntegrationCompliancePerformancePlanning

Haystack

6.5

/ 10

Inngest Agent

6.8

/ 10

Your pick

Dimension Breakdown

Ease of Use

AI

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

Haystack
3.0
Inngest Agent
4.0▲ +1.0

Customization

Calculated

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

Haystack
9.0▲ +1.0
Inngest Agent
8.0

Support

AI

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

Haystack
10.0
Inngest Agent
10.0

Integration

Calculated

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

Haystack
8.0▲ +1.0
Inngest Agent
7.0

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

Haystack
4.0
Inngest Agent
4.0

Performance

Calculated

Latency + throughput speed

Haystack
5.0
Inngest Agent
8.0▲ +3.0

Planning Quality

Calculated

Multi-step planning depth + replanning capability

Haystack
—
Inngest Agent
—

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

Haystack

Task

Inngest Agent

3.0
Role Definition
3.0
3.0
Task Decomposition
3.0
7.0
Agent Coordination
3.0
3.0
Inter Agent Communication
3.0
7.0
Workflow Orchestration
8.0
7.0
Tool Use Delegation
3.0
3.0
State Management
3.0
5.0
Error Recovery
9.0
9.0
Observability
8.0
7.0
Scalability Throughput
7.0
3.0
Task Delegation
3.0
3.0
Parallel Execution
7.0

* 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 Haystack and Inngest Agent?
Haystack — "Build custom AI agents and RAG applications with open AI orchestration". Inngest Agent — "Durable Execution for Workflows & AI — unbreakable agents, invisible infra". The Features section on this page compares them side by side.
Who is Haystack best for compared with Inngest Agent?
Haystack is best for AI engineers building production-ready LLM applications; and for Developers needing explicit control over AI agent decisions. Inngest Agent is best for Developers building event-driven AI agents and workflows at scale; and for Teams needing robust background job processing with built-in reliability.
How does the pricing of Haystack compare with Inngest Agent?
Haystack is open source, includes a free plan. Inngest Agent is freemium, includes a free plan, paid plans start at $99/month, offers a free trial. Always verify current pricing with the vendor.
Does Haystack or Inngest Agent have a free plan?
Haystack is open source. Inngest Agent has a free plan and offers a free trial. Always verify current pricing with the vendor.
Do Haystack and Inngest Agent offer an API?
Haystack offers a public API. Inngest Agent offers a public API.

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