Haystack vs Dify vs Weaviate vs Langflow

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Haystack
vs
Competitor 1
Dify
Competitor 2
Weaviate
Competitor 3
Langflow
Compare
4 tools · best value per row highlighted
Your tool Haystack
haystack.deepset.ai
Haystack is an open-source AI orchestration framework from deepset for building production-grade LLM applications and agents.
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Competitor Dify
dify.ai
AI apps without code
Make main Remove
Competitor Weaviate
weaviate.io
Search that understands meaning
Make main Remove
Competitor Langflow
langflow.org
Drag and drop AI
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
1Mvisits/mo
154.2Kvisits/mo
215.3Kvisits/mo
MoM change
—
▼ 16.6%
▼ 11.8%
▼ 0.7%
6-month growth
—
-30.6%
-7.0%
-4.9%
Global rank web
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#39,510
#293,589
#217,191
Avg. last 3 months
—
1.1M
155.7K
225.2K
Bounce rate lower is better
—
41%
41%
44%
Pages / visit
—
4.4
1.9
2.2
Visit duration
—
6m 40s
50s
1m 04s
Traffic sources
—
● Direct 84% · ● Referral 15%
● Direct 82% · ● Referral 18%
● Direct 76% · ● Referral 24%
HaystackDifyWeaviateLangflow
0368.2K736.4K1.1M1.5MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3K100K1M10MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
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Freemium
Freemium
Free
Starting price
—
$590per month · free tier available
$45per month · free tier available
Free
Free tier
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Free trial
–
–
–
–
API access
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Plans
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Sandbox FreeProfessional $590/yrTeam $1,590/yrEnterprise Custom
Free FreeFlex $45/moPremium $0
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Capabilities input → output
Input
CodeDocuments
DocumentsText
DataImagesText
Text
Output
Apps
Apps
Data
Apps
Skill level
Advanced
Intermediate
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+4 more
Development & CodeAI Developer Tools
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
7
9
6
9
Developer tools
LLM development
Agents
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Agent creation
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No-code
–
–
Workflows
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–
Chatbots
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–
Development
–
–
APIs
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–
RAG
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–
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Vector databases
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–
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Databases
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–
–
Agent memory
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–
–
Information retrieval
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–
–
Productivity
–
–
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Self hosted
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–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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–
–
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.