Haystack vs Flowise vs Pipecat vs LangChain

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

Your tool
Haystack
vs
Competitor 1
Flowise
Competitor 2
Pipecat
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 Flowise
flowiseai.com
No-code AI workflows
Make main Remove
Competitor Pipecat
pipecat.ai
Pipecat is an open-source Python framework for building voice and multimodal AI agents that talk in real time.
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Competitor LangChain
langchain.com
Framework for building with large language models
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Traffic estimated monthly website traffic
Monthly visits
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168.3Kvisits/mo
—
3.4Mvisits/mo
MoM change
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▼ 27.6%
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▲ 0.7%
6-month growth
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-14.1%
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+21.0%
Global rank web
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#239,649
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#13,384
Avg. last 3 months
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203.8K
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3.3M
Bounce rate lower is better
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43%
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42%
Pages / visit
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2.8
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6.2
Visit duration
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1m 23s
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5m 29s
Traffic sources
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● Direct 79% · ● Referral 19%
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● Direct 73% · ● Referral 24%
HaystackFlowisePipecatLangChain
0850.7K1.7M2.6M3.4MFlowise · 254.4KFlowise · 249KFlowise · 240.1KFlowise · 195.9KFlowise · 226.4KFlowise · 223.8KFlowise · 210.5KFlowise · 232.5KFlowise · 168.3KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4M100K1M10MFlowise · 254.4KFlowise · 249KFlowise · 240.1KFlowise · 195.9KFlowise · 226.4KFlowise · 223.8KFlowise · 210.5KFlowise · 232.5KFlowise · 168.3KLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
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Freemium
Free
Freemium
Starting price
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$35per month · free tier available
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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Free FreeStarter $35/moPro $65/mo
Open source Free
Developer FreePlus $39/moEnterprise Custom/mo
Capabilities input → output
Input
CodeDocuments
DocumentsText
AudioTextVideo
CodeText
Output
Apps
Apps
AudioText
Apps
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+3 more
Development & CodeProductivity & OfficeVoice & SpeechAI Agent+2 more
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
7
10
10
6
Agent creation
Agents
Developer tools
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LLM development
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Agent collaboration
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Development
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Agent testing
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Self hosted
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No-code
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RAG
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Voice agents
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Workflows
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Chatbot building
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Chatbots
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Voice
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Voice assistance
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Agent memory
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Call agents
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Chatbot integration
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Workflow deployment
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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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Saves
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Reviews
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Prompts
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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.