Pinecone vs Stack AI vs Dify vs LangChain

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

Your tool
Pinecone
vs
Competitor 1
Stack AI
Competitor 2
Dify
Competitor 3
LangChain
Compare
4 tools · best value per row highlighted
Your tool Pinecone
pinecone.io
Vector database for AI applications
Remove
Competitor Stack AI
stack-ai.com
Connect AI models visually
Make main Remove
Competitor Dify
dify.ai
AI apps without code
Make main Remove
Competitor LangChain
langchain.com
Framework for building with large language models
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
434.9Kvisits/mo
6.3Kvisits/mo
1Mvisits/mo
3.4Mvisits/mo
MoM change
▼ 13.7%
▼ 57.9%
▼ 16.6%
▲ 0.7%
6-month growth
-32.9%
-93.7%
-30.6%
+21.0%
Global rank web
#85,031
#1,700,092
#39,510
#13,384
Avg. last 3 months
506.2K
13.9K
1.1M
3.3M
Bounce rate lower is better
41%
39%
41%
42%
Pages / visit
4.2
1.8
4.4
6.2
Visit duration
2m 31s
14s
6m 40s
5m 29s
Traffic sources
● Direct 77% · ● Referral 20%
—
● Direct 84% · ● Referral 15%
● Direct 73% · ● Referral 24%
PineconeStack AIDifyLangChain
0850.7K1.7M2.6M3.4MPinecone · 602KPinecone · 565.4KPinecone · 627.7KPinecone · 536.6KPinecone · 648KPinecone · 602.3KPinecone · 648KPinecone · 579.9KPinecone · 503.7KPinecone · 434.9KStack 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 · 6.3KDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4M1K10K100K1M10MPinecone · 602KPinecone · 565.4KPinecone · 627.7KPinecone · 536.6KPinecone · 648KPinecone · 602.3KPinecone · 648KPinecone · 579.9KPinecone · 503.7KPinecone · 434.9KStack 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 · 6.3KDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$20per month · free tier available
Free tier
$590per month · free tier available
$39per month · free tier available
Free tier
Free trial
–
–
API access
–
–
Plans
Starter FreeBuilder $20/moStandard $50/moEnterprise $500/mo
—
Sandbox FreeProfessional $590/yrTeam $1,590/yrEnterprise Custom
Developer FreePlus $39/moEnterprise Custom/mo
Capabilities input → output
Input
DataText
DataDocumentsText
DocumentsText
CodeText
Output
Data
Apps
Apps
Apps
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Development & CodeAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+4 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
7
9
6
Agents
–
Agent creation
–
Developer tools
–
Development
–
No-code
–
–
Workflows
–
–
LLM development
–
–
Databases
–
–
–
Vector databases
–
–
–
Business automation
–
–
–
Chatbots
–
–
–
Process automation
–
–
–
Agent testing
–
–
–
Finance workflow automation
–
–
–
Productivity
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 1
▲ 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.