Dify vs FastGPT vs Stack AI vs Chatbase

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

Your tool
Dify
vs
Competitor 1
FastGPT
Competitor 2
Stack AI
Competitor 3
Chatbase
Compare
4 tools · best value per row highlighted
Your tool Dify
dify.ai
AI apps without code
Remove
Competitor FastGPT
fastgpt.io
FastGPT is an open-source platform for building AI agents and knowledge-base applications.
Make main Remove
Competitor Stack AI
stack-ai.com
Connect AI models visually
Make main Remove
Competitor Chatbase
chatbase.co
Train chatbots on your content
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
1Mvisits/mo
—
6.3Kvisits/mo
402.2Kvisits/mo
MoM change
▼ 16.6%
—
▼ 57.9%
▲ 2.0%
6-month growth
-30.6%
—
-93.7%
-12.4%
Global rank web
#39,510
—
#1,700,092
#84,220
Avg. last 3 months
1.1M
—
13.9K
412.6K
Bounce rate lower is better
41%
—
39%
44%
Pages / visit
4.4
—
1.8
6.9
Visit duration
6m 40s
—
14s
4m 34s
Traffic sources
● Direct 84% · ● Referral 15%
—
—
● Direct 81% · ● Referral 15%
DifyFastGPTStack AIChatbase
0368.2K736.4K1.1M1.5MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MStack 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 · 6.3KChatbase · 590.6KChatbase · 583.4KChatbase · 309.5KChatbase · 281.8KChatbase · 459KChatbase · 473.7KChatbase · 444.7KChatbase · 441.2KChatbase · 394.5KChatbase · 402.2K1K10K100K1M10MDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MStack 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 · 6.3KChatbase · 590.6KChatbase · 583.4KChatbase · 309.5KChatbase · 281.8KChatbase · 459KChatbase · 473.7KChatbase · 444.7KChatbase · 441.2KChatbase · 394.5KChatbase · 402.2KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$590per month · free tier available
CNY 99per month · free tier available
Free tier
$40per month · free tier available
Free tier
Free trial
–
–
API access
Plans
Sandbox FreeProfessional $590/yrTeam $1,590/yrEnterprise Custom
Free Edition FreeBasic Edition $99/moAdvanced Edition $599/moCustom Edition Custom
—
Free FreeHobby $40/moStandard $150/moPro $500/mo+1 more
Capabilities input → output
Input
DocumentsText
DocumentsTextWeb pages
DataDocumentsText
DocumentsTextWeb pages
Output
Apps
Apps
Apps
AppsText
Skill level
Intermediate
Advanced
Intermediate
Intermediate
Categories
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+4 more
Chatbots & CompanionsEducation & LearningProductivity & OfficeAI Agent+2 more
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Business & MarketingChatbots & CompanionsAI ChatbotAI Customer Service+1 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
9
2
5
10
Agents
No-code
–
Workflows
–
–
Agent creation
–
–
Chatbots
–
–
Customer support chatbot
–
–
Chatbot building
–
–
–
Customer support
–
–
–
Chatbot integration
–
–
–
Developer tools
–
–
–
LLM development
–
–
–
Shopify customer support
–
–
–
Development
–
–
–
Finance workflow automation
–
–
–
Productivity
–
–
–
Sales
–
–
–
Website to chatbot
–
–
–
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
–
–
–
–

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.