Weaviate vs Stack AI vs Langflow vs Dify

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

Your tool
Weaviate
vs
Competitor 1
Stack AI
Competitor 2
Langflow
Competitor 3
Dify
Compare
4 tools · best value per row highlighted
Your tool Weaviate
weaviate.io
Search that understands meaning
Remove
Competitor Stack AI
stack-ai.com
Connect AI models visually
Make main Remove
Competitor Langflow
langflow.org
Drag and drop AI
Make main Remove
Competitor Dify
dify.ai
AI apps without code
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
154.2Kvisits/mo
6.3Kvisits/mo
215.3Kvisits/mo
1Mvisits/mo
MoM change
▼ 11.8%
▼ 57.9%
▼ 0.7%
▼ 16.6%
6-month growth
-7.0%
-93.7%
-4.9%
-30.6%
Global rank web
#293,589
#1,700,092
#217,191
#39,510
Avg. last 3 months
155.7K
13.9K
225.2K
1.1M
Bounce rate lower is better
41%
39%
44%
41%
Pages / visit
1.9
1.8
2.2
4.4
Visit duration
50s
14s
1m 04s
6m 40s
Traffic sources
● Direct 82% · ● Referral 18%
—
● Direct 76% · ● Referral 24%
● Direct 84% · ● Referral 15%
WeaviateStack AILangflowDify
0368.2K736.4K1.1M1.5MWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3KLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1M1K10K100K1M10MWeaviate · 226KWeaviate · 193.3KWeaviate · 188.9KWeaviate · 165.9KWeaviate · 184.5KWeaviate · 169.2KWeaviate · 137.9KWeaviate · 174.8KWeaviate · 154.2KStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3KLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Free
Freemium
Starting price
$45per month · free tier available
Free tier
Free
$590per month · free tier available
Free tier
Free trial
–
–
–
API access
Plans
Free FreeFlex $45/moPremium $0
—
—
Sandbox FreeProfessional $590/yrTeam $1,590/yrEnterprise Custom
Capabilities input → output
Input
DataImagesText
DataDocumentsText
Text
DocumentsText
Output
Data
Apps
Apps
Apps
Skill level
Advanced
Intermediate
Advanced
Intermediate
Categories
Development & CodeAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+4 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
0
3
9
9
Agents
–
No-code
–
Workflows
–
Agent creation
–
–
Chatbots
–
–
Developer tools
–
–
LLM development
–
–
Development
–
–
APIs
–
–
–
Productivity
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
–
–
–
–

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.