HaystackOpen-source framework and enterprise platform for AI agents and RAG applications.
vs
Relevance AISpecialist AI Agents for Every Task
Comparison · AI Agents · weekly run Nov 3
Haystack vs Relevance AI
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Relevance AI is the stronger AI pick in AI Agents: it has a visibility score of 8 versus 0 for Haystack.
Choose Haystack if…
- You need a self-hosted or on-premises option
- You need SOC 2 Type 2 (vendor claim, not an independent report) coverage
Choose Relevance AI if…
- You want the brand AI engines rank higher (8 vs 0)
- You need SOC 2 or GDPR coverage
- visual drag-and-drop agent builder
- free tier
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Haystack | Relevance AI |
|---|---|---|
| Visibility score | 0% | 8% |
| Change vs last week | New | New |
| Rank in AI Agents | #76 | #15 |
| Share of voice | 0% | 1.5% |
| Mentions this run | 0 | 10 |
| Positive in AI answers | — | 50% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Haystack 0pp · Relevance AI 0pp over 0 weekly runs.
Engine by engine
Relevance AI leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
HaystackRelevance AI
Head to head in AI answers
0 engine answers name both brands
0Haystack ranked higher
0Relevance AI ranked higher
Features, pricing & fit
| Dimension | Haystack | Relevance AI |
|---|---|---|
| Pricing model | — | Flat tiers |
| Entry price | — | Contact sales |
| Free plan | — | No |
| Deployment | Managed cloud, self-hosted, and sovereign or air-gapped environments, including STACKIT for sovereign European cloud | — |
| Integrations | — | 2000+ |
| Compliance | SOC 2 Type 2 (vendor claim, not an independent report) | SOC 2, GDPR |
| Support | — | Embedded deployment team, Dedicated account manager on Enterprise plan |
| Founded | 2018 | 2020 |
| Headquarters | Berlin, Germany | San Francisco, California, United States |
| Employees | 51–200 | 51–200 |
| Funding | Round led by Balderton Capital, with GV, Harpoon, System.One and Lunar participating · $46M raised | Series A (unconfirmed, reported by Signalbase) · $37M raised |
| Best for | Teams building AI agents and RAG applications with Python | Enterprise teams in sales, customer success, marketing and HR that want non-technical staff to build and run their own agents. |
Plans side by side
Haystack
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
Haystack
Profile in progress.
Relevance AI
- visual drag-and-drop agent builder
- free tier
- prebuilt agent templates for sales, support, and operations
- hosted no-code agent builder useful for experimenting
- named best overall
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Haystack vs Relevance AI”, https://slateindex.ai/compare/haystack-vs-relevance-ai, data of Nov 3, 2026. Licence: CC BY 4.0.