Weaviate vs Langflow vs Stack AI vs Chroma

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

Your tool
Weaviate
vs
Competitor 1
Langflow
Competitor 2
Stack AI
Competitor 3
Chroma
Compare
4 tools · best value per row highlighted
Your tool Weaviate
weaviate.io
Search that understands meaning
Remove
Competitor Langflow
langflow.org
Drag and drop AI
Make main Remove
Competitor Stack AI
stack-ai.com
Connect AI models visually
Make main Remove
Competitor Chroma
trychroma.com
Chroma is open-source search infrastructure for AI, released under Apache 2.0.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
154.2Kvisits/mo
215.3Kvisits/mo
6.3Kvisits/mo
—
MoM change
▼ 11.8%
▼ 0.7%
▼ 57.9%
—
6-month growth
-7.0%
-4.9%
-93.7%
—
Global rank web
#293,589
#217,191
#1,700,092
—
Avg. last 3 months
155.7K
225.2K
13.9K
—
Bounce rate lower is better
41%
44%
39%
—
Pages / visit
1.9
2.2
1.8
—
Visit duration
50s
1m 04s
14s
—
Traffic sources
● Direct 82% · ● Referral 18%
● Direct 76% · ● Referral 24%
—
—
WeaviateLangflowStack AIChroma
073.8K147.7K221.5K295.3KWeaviate · 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 · 215.3KStack 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 · 6.3K1K10K100K1MWeaviate · 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 · 215.3KStack 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 · 6.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Freemium
Starting price
$45per month · free tier available
Free
Free tier
$250per month · free tier available
Free tier
Free trial
–
–
–
API access
Plans
Free FreeFlex $45/moPremium $0
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Starter FreeTeam $250/moEnterprise Custom
Capabilities input → output
Input
DataImagesText
Text
DataDocumentsText
DataText
Output
Data
Apps
Apps
Data
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Development & CodeAI Developer Tools
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Development & CodeAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
9
5
3
Developer tools
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LLM development
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Agents
–
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No-code
–
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Workflows
–
–
Agent creation
–
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APIs
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Vector databases
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–
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Vector indexes
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–
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Chatbots
–
–
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Databases
–
–
–
Development
–
–
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Finance workflow automation
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–
–
Information retrieval
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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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.