LangChain vs LlamaIndex vs Nanonets vs Eliza

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

Your tool
LangChain
vs
Competitor 1
LlamaIndex
Competitor 2
Nanonets
Competitor 3
Eliza
Compare
4 tools · best value per row highlighted
Your tool LangChain
langchain.com
Framework for building with large language models
Remove
Competitor LlamaIndex
llamaindex.ai
Connect AI to your data
Make main Remove
Competitor Nanonets
nanonets.com
Make main Remove
Competitor Eliza
elizaos.ai
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
3.4Mvisits/mo
324Kvisits/mo
291.5Kvisits/mo
56.7Kvisits/mo
MoM change
▲ 0.7%
▼ 21.0%
▼ 8.8%
▲ 51.4%
6-month growth
+21.0%
-29.5%
+5.3%
+15.6%
Global rank web
#13,384
#118,014
#119,959
#534,541
Avg. last 3 months
3.3M
398.3K
292.8K
45.3K
Bounce rate lower is better
42%
46%
40%
34%
Pages / visit
6.2
2.8
4.6
2.8
Visit duration
5m 29s
1m 57s
3m 27s
30s
Traffic sources
● Direct 73% · ● Referral 24%
● Direct 74% · ● Referral 20%
● Direct 85% · ● Referral 11%
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LangChainLlamaIndexNanonetsEliza
0850.7K1.7M2.6M3.4MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MLlamaIndex · 438.2KLlamaIndex · 470.7KLlamaIndex · 444KLlamaIndex · 423.8KLlamaIndex · 459.5KLlamaIndex · 421.3KLlamaIndex · 455KLlamaIndex · 461KLlamaIndex · 410KLlamaIndex · 324KNanonets · 310.5KNanonets · 309KNanonets · 346KNanonets · 253.8KNanonets · 276.9KNanonets · 292.2KNanonets · 283.2KNanonets · 267.2KNanonets · 319.7KNanonets · 291.5KEliza · 74.3KEliza · 54.7KEliza · 58.2KEliza · 49.1KEliza · 42.4KEliza · 43.6KEliza · 41.5KEliza · 37.5KEliza · 56.7K10K100K1M10MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MLlamaIndex · 438.2KLlamaIndex · 470.7KLlamaIndex · 444KLlamaIndex · 423.8KLlamaIndex · 459.5KLlamaIndex · 421.3KLlamaIndex · 455KLlamaIndex · 461KLlamaIndex · 410KLlamaIndex · 324KNanonets · 310.5KNanonets · 309KNanonets · 346KNanonets · 253.8KNanonets · 276.9KNanonets · 292.2KNanonets · 283.2KNanonets · 267.2KNanonets · 319.7KNanonets · 291.5KEliza · 74.3KEliza · 54.7KEliza · 58.2KEliza · 49.1KEliza · 42.4KEliza · 43.6KEliza · 41.5KEliza · 37.5KEliza · 56.7KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Free
Starting price
$39per month · free tier available
Free tier
$100per month · free tier available
Free
Free tier
Free trial
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API access
–
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Plans
Developer FreePlus $39/moEnterprise Custom/mo
Free FreeStarter Custom/moPro Custom/moEnterprise Custom/mo
Starter FreeGrowth CustomCredits Plan $100/mo
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Capabilities input → output
Input
CodeText
DocumentsImages
DocumentsImages
Text
Output
Apps
DataText
Data
AppsText
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Developer Tools+1 more
Legal & FinanceProductivity & OfficeAI AccountingAI Agent+2 more
Productivity & OfficeAI Agent
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
6
12
13
4
Agents
Development
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Data extraction
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Document data extraction
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Agent creation
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Document processing
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LLM development
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OCR
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Developer tools
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Text extraction
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Workflows
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Accounting
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Accounting automation
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Invoice processing
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Invoices
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Purchase order management
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Agent collaboration
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Agent testing
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Image data extraction
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Information retrieval
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Medical data extraction
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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
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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.