LangChain vs Developer Toolkit vs Haystack vs CrewAI

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

Your tool
LangChain
vs
Competitor 1
Developer Toolkit
Competitor 2
Haystack
Competitor 3
CrewAI
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 Developer Toolkit
developertoolkit.ai
Some features sit in COMING SOON—printable cheat-sheets and team analytics aren't ready yet
Make main Remove
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 CrewAI
crewai.com
CrewAI is a multi-agent platform that covers the full agent lifecycle for businesses: discover what to automate, build agents, govern them in production and optimize them over time.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
3.4Mvisits/mo
9.7Kvisits/mo
—
476.6Kvisits/mo
MoM change
▲ 0.7%
▲ 46.3%
—
▼ 10.3%
6-month growth
+21.0%
+253.1%
—
-5.3%
Global rank web
#13,384
#2,468,968
—
#107,487
Avg. last 3 months
3.3M
6.8K
—
564.3K
Bounce rate lower is better
42%
39%
—
46%
Pages / visit
6.2
1.4
—
2.6
Visit duration
5m 29s
1s
—
1m 32s
Traffic sources
● Direct 73% · ● Referral 24%
—
—
● Direct 75% · ● Referral 23%
LangChainDeveloper ToolkitHaystackCrewAI
0850.7K1.7M2.6M3.4MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MDeveloper Toolkit · 3.1KDeveloper Toolkit · 3.2KDeveloper Toolkit · 913Developer Toolkit · 2.7KDeveloper Toolkit · 4KDeveloper Toolkit · 3.9KDeveloper Toolkit · 4KDeveloper Toolkit · 6.6KDeveloper Toolkit · 9.7KCrewAI · 408.9KCrewAI · 417.1KCrewAI · 521.4KCrewAI · 503.5KCrewAI · 610.1KCrewAI · 646.1KCrewAI · 685.2KCrewAI · 531.1KCrewAI · 476.6K1001K10K100K1M10MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MDeveloper Toolkit · 3.1KDeveloper Toolkit · 3.2KDeveloper Toolkit · 913Developer Toolkit · 2.7KDeveloper Toolkit · 4KDeveloper Toolkit · 3.9KDeveloper Toolkit · 4KDeveloper Toolkit · 6.6KDeveloper Toolkit · 9.7KCrewAI · 408.9KCrewAI · 417.1KCrewAI · 521.4KCrewAI · 503.5KCrewAI · 610.1KCrewAI · 646.1KCrewAI · 685.2KCrewAI · 531.1KCrewAI · 476.6KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Freemium
—
Free
Starting price
$39per month · free tier available
$19.99per month
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Free
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
Solo Developer $19.99/moTeam $199.99/moEnterprise Custom
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Basic FreeEnterprise $0
Capabilities input → output
Input
CodeText
Text
CodeDocuments
Text
Output
Apps
Text
Apps
AppsCode
Skill level
Advanced
Beginner-friendly
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools+2 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
2
5
9
Agent creation
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Agents
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Developer tools
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LLM development
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–
Development
–
–
Agent testing
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–
Agent collaboration
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–
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Development guide
–
–
–
Agent management
–
–
–
Development guidance
–
–
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No-code
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–
–
Workflows
–
–
–
Agent memory
–
–
–
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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–
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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.