Langflow vs Stack AI vs Docparser vs LangChain

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

Your tool
Langflow
vs
Competitor 1
Stack AI
Competitor 2
Docparser
Competitor 3
LangChain
Compare
4 tools · best value per row highlighted
Your tool Langflow
langflow.org
Drag and drop AI
Remove
Competitor Stack AI
stack-ai.com
Connect AI models visually
Make main Remove
Competitor Docparser
docparser.com
Docparser is a document data extraction service that reads PDF, Word, CSV, XLS, TXT, XML and image files and turns the content into structured rows.
Make main Remove
Competitor LangChain
langchain.com
Framework for building with large language models
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
215.3Kvisits/mo
6.3Kvisits/mo
—
3.4Mvisits/mo
MoM change
▼ 0.7%
▼ 57.9%
—
▲ 0.7%
6-month growth
-4.9%
-93.7%
—
+21.0%
Global rank web
#217,191
#1,700,092
—
#13,384
Avg. last 3 months
225.2K
13.9K
—
3.3M
Bounce rate lower is better
44%
39%
—
42%
Pages / visit
2.2
1.8
—
6.2
Visit duration
1m 04s
14s
—
5m 29s
Traffic sources
● Direct 76% · ● Referral 24%
—
—
● Direct 73% · ● Referral 24%
LangflowStack AIDocparserLangChain
0850.7K1.7M2.6M3.4MLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KStack 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 · 6.3KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4M1K10K100K1M10MLangflow · 295.3KLangflow · 247KLangflow · 269.8KLangflow · 226.5KLangflow · 239.5KLangflow · 229.4KLangflow · 243.6KLangflow · 216.8KLangflow · 215.3KStack 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 · 6.3KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Freemium
Free Trial
Freemium
Starting price
Free
Free tier
$32.5per month
$39per month · free tier available
Free tier
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Free trial
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–
API access
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Plans
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—
Starter $32.50/moProfessional $61.50/moBusiness $133/moEnterprise Custom
Developer FreePlus $39/moEnterprise Custom/mo
Capabilities input → output
Input
Text
DataDocumentsText
DocumentsImages
CodeText
Output
Apps
Apps
Data
Apps
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Development & CodeProductivity & OfficeAI AgentAI Workflow+1 more
Productivity & OfficeAI Document Extraction
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
9
7
9
6
Agents
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Agent creation
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No-code
–
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LLM development
–
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Workflows
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Developer tools
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Development
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Data extraction
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Document data extraction
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Business automation
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–
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Chatbots
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–
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Document processing
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–
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Invoice data extraction
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–
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OCR
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–
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PDF to spreadsheets
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Process automation
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APIs
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Agent testing
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Bank statement conversion
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Finance workflow automation
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Image data extraction
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Text extraction
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 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.