Langflow vs Appian vs LangChain vs Stack AI

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

Your tool
Langflow
vs
Competitor 1
Appian
Competitor 2
LangChain
Competitor 3
Stack AI
Compare
4 tools · best value per row highlighted
Your tool Langflow
langflow.org
Drag and drop AI
Remove
Competitor Appian
appian.com
Appian is an enterprise platform for process automation that orchestrates AI agents, existing systems and people from one place.
Make main Remove
Competitor LangChain
langchain.com
Framework for building with large language models
Make main Remove
Competitor Stack AI
stack-ai.com
Connect AI models visually
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
215.3Kvisits/mo
—
3.4Mvisits/mo
6.3Kvisits/mo
MoM change
▼ 0.7%
—
▲ 0.7%
▼ 57.9%
6-month growth
-4.9%
—
+21.0%
-93.7%
Global rank web
#217,191
—
#13,384
#1,700,092
Avg. last 3 months
225.2K
—
3.3M
13.9K
Bounce rate lower is better
44%
—
42%
39%
Pages / visit
2.2
—
6.2
1.8
Visit duration
1m 04s
—
5m 29s
14s
Traffic sources
● Direct 76% · ● Referral 24%
—
● Direct 73% · ● Referral 24%
—
LangflowAppianLangChainStack AI
0850.7K1.7M2.6M3.4MLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KLangChain · 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 · 6.3K1K10K100K1M10MLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KLangChain · 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 · 6.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
—
Freemium
Freemium
Starting price
Free
—
$39per month · free tier available
Free tier
Free tier
–
Free trial
–
–
–
API access
–
–
Plans
—
—
Developer FreePlus $39/moEnterprise Custom/mo
—
Capabilities input → output
Input
Text
DataDocumentsText
CodeText
DataDocumentsText
Output
Apps
Apps
Apps
Apps
Skill level
Advanced
Advanced
Advanced
Intermediate
Categories
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
9
3
6
3
Agents
No-code
–
Workflows
–
Agent creation
–
–
LLM development
–
–
Developer tools
–
–
Development
–
–
Chatbots
–
–
–
APIs
–
–
–
Agent testing
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 1
▲ 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.