Haystack vs Docparser vs Chat4Data vs LangChain

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

Your tool
Haystack
vs
Competitor 1
Docparser
Competitor 2
Chat4Data
Competitor 3
LangChain
Compare
4 tools · best value per row highlighted
Your tool Haystack
haystack.deepset.ai
Haystack is an open-source AI orchestration framework from deepset for building production-grade LLM applications and agents.
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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 Chat4Data
airparser.com
Make main Remove
Competitor LangChain
langchain.com
Framework for building with large language models
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
—
46.4Kvisits/mo
3.4Mvisits/mo
MoM change
—
—
▼ 4.7%
▲ 0.7%
6-month growth
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+77.8%
+21.0%
Global rank web
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#637,750
#13,384
Avg. last 3 months
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45.8K
3.3M
Bounce rate lower is better
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37%
42%
Pages / visit
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2.6
6.2
Visit duration
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26s
5m 29s
Traffic sources
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● Direct 77% · ● Referral 23%
● Direct 73% · ● Referral 24%
HaystackDocparserChat4DataLangChain
0850.7K1.7M2.6M3.4MChat4Data · 17.6KChat4Data · 21.3KChat4Data · 34.2KChat4Data · 19.4KChat4Data · 26.1KChat4Data · 28.7KChat4Data · 25.8KChat4Data · 42.1KChat4Data · 48.7KChat4Data · 46.4KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4M10K100K1M10MChat4Data · 17.6KChat4Data · 21.3KChat4Data · 34.2KChat4Data · 19.4KChat4Data · 26.1KChat4Data · 28.7KChat4Data · 25.8KChat4Data · 42.1KChat4Data · 48.7KChat4Data · 46.4KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
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Free Trial
Free
Freemium
Starting price
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$32.5per month
Free
$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
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Developer FreePlus $39/moEnterprise Custom/mo
Capabilities input → output
Input
CodeDocuments
DocumentsImages
DocumentsImagesText
CodeText
Output
Apps
Data
Data
Apps
Skill level
Advanced
Intermediate
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Productivity & OfficeAI Document Extraction
Productivity & OfficeAI Document ExtractionAI Workflow
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
5
7
8
6
Agent creation
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Agents
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Data extraction
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Document data extraction
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LLM development
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Developer tools
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Document processing
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Invoice data extraction
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OCR
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Development
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Email extraction
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PDF to spreadsheets
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Agent memory
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Agent testing
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Image data extraction
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Text extraction
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Zapier assistance
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
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▲ 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.