LangChain vs Haystack vs Stack AI vs Cloudgeni

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

Your tool
LangChain
vs
Competitor 1
Haystack
Competitor 2
Stack AI
Competitor 3
Cloudgeni
Compare
4 tools · best value per row highlighted
Your tool LangChain
langchain.com
Framework for building with large language models
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Competitor 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 Stack AI
stack-ai.com
Connect AI models visually
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Competitor Cloudgeni
cloudgeni.ai
Cloudgeni is an agentic AIOps service for cloud infrastructure.
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Traffic estimated monthly website traffic
Monthly visits
3.4Mvisits/mo
—
6.3Kvisits/mo
933visits/mo
MoM change
▲ 0.7%
—
▼ 57.9%
▼ 23.2%
6-month growth
+21.0%
—
-93.7%
—
Global rank web
#13,384
—
#1,700,092
#13,519,090
Avg. last 3 months
3.3M
—
13.9K
843
Bounce rate lower is better
42%
—
39%
33%
Pages / visit
6.2
—
1.8
1.7
Visit duration
5m 29s
—
14s
27s
Traffic sources
● Direct 73% · ● Referral 24%
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—
—
LangChainHaystackStack AICloudgeni
0850.7K1.7M2.6M3.4MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MStack 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 · 6.3KCloudgeni · 1KCloudgeni · 1.3KCloudgeni · 381Cloudgeni · 1.2KCloudgeni · 9331001K10K100K1M10MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MStack 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 · 6.3KCloudgeni · 1KCloudgeni · 1.3KCloudgeni · 381Cloudgeni · 1.2KCloudgeni · 933Nov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
—
Freemium
Paid
Starting price
$39per month · free tier available
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Free tier
$449per month
Free tier
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Free trial
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API access
–
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Plans
Developer FreePlus $39/moEnterprise Custom/mo
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Capabilities input → output
Input
CodeText
CodeDocuments
DataDocumentsText
CodeDataText
Output
Apps
Apps
Apps
Code
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
5
5
1
Agents
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Agent creation
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LLM development
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Developer tools
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No-code
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–
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Workflows
–
–
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Development
–
–
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Agent memory
–
–
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Agent testing
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–
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Finance workflow automation
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Infrastructure monitoring
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 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.