Dify vs pgvector vs Chatbase vs LangChain

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

Your tool
Dify
vs
Competitor 1
pgvector
Competitor 2
Chatbase
Competitor 3
LangChain
Compare
4 tools · best value per row highlighted
Your tool Dify
dify.ai
AI apps without code
Remove
Competitor pgvector
github.com
pgvector is an open-source extension that adds vector similarity search to Postgres.
Make main Remove
Competitor Chatbase
chatbase.co
Train chatbots on your content
Make main Remove
Competitor LangChain
langchain.com
Framework for building with large language models
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
1Mvisits/mo
—
402.2Kvisits/mo
3.4Mvisits/mo
MoM change
▼ 16.6%
—
▲ 2.0%
▲ 0.7%
6-month growth
-30.6%
—
-12.4%
+21.0%
Global rank web
#39,510
—
#84,220
#13,384
Avg. last 3 months
1.1M
—
412.6K
3.3M
Bounce rate lower is better
41%
—
44%
42%
Pages / visit
4.4
—
6.9
6.2
Visit duration
6m 40s
—
4m 34s
5m 29s
Traffic sources
● Direct 84% · ● Referral 15%
—
● Direct 81% · ● Referral 15%
● Direct 73% · ● Referral 24%
DifypgvectorChatbaseLangChain
0850.7K1.7M2.6M3.4MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MChatbase · 590.6KChatbase · 583.4KChatbase · 309.5KChatbase · 281.8KChatbase · 459KChatbase · 473.7KChatbase · 444.7KChatbase · 441.2KChatbase · 394.5KChatbase · 402.2KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4M100K1M10MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MChatbase · 590.6KChatbase · 583.4KChatbase · 309.5KChatbase · 281.8KChatbase · 459KChatbase · 473.7KChatbase · 444.7KChatbase · 441.2KChatbase · 394.5KChatbase · 402.2KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Freemium
Starting price
$590per month · free tier available
Free
$40per month · free tier available
$39per month · free tier available
Free tier
Free trial
–
–
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API access
–
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Plans
Sandbox FreeProfessional $590/yrTeam $1,590/yrEnterprise Custom
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Free FreeHobby $40/moStandard $150/moPro $500/mo+1 more
Developer FreePlus $39/moEnterprise Custom/mo
Capabilities input → output
Input
DocumentsText
Data
DocumentsTextWeb pages
CodeText
Output
Apps
Data
AppsText
Apps
Skill level
Intermediate
Advanced
Intermediate
Advanced
Categories
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+4 more
Development & CodeAI Developer Tools
Business & MarketingChatbots & CompanionsAI ChatbotAI Customer Service+1 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
9
7
10
6
Agents
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Developer tools
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Agent creation
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Chatbots
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LLM development
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No-code
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Development
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Chatbot building
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Customer support
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Customer support chatbot
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Vector databases
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–
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Vector indexes
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–
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Workflows
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Chatbot integration
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PostgreSQL assistance
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Shopify customer support
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Agent testing
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Productivity
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RAG
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SQL
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Sales
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Self hosted
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Website to chatbot
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 0
▲ 1
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.