Haystack vs CometAPI vs Dify vs Pipecat

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

Your tool
Haystack
vs
Competitor 1
CometAPI
Competitor 2
Dify
Competitor 3
Pipecat
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 CometAPI
cometapi.com
CometAPI functions as an aggregation layer that sits between your application and hundreds of AI model providers
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Competitor Dify
dify.ai
AI apps without code
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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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Traffic estimated monthly website traffic
Monthly visits
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302.3Kvisits/mo
1Mvisits/mo
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MoM change
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▲ 9.9%
▼ 16.6%
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6-month growth
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-16.5%
-30.6%
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Global rank web
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#157,147
#39,510
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Avg. last 3 months
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295.7K
1.1M
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Bounce rate lower is better
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46%
41%
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Pages / visit
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2.9
4.4
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Visit duration
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38s
6m 40s
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Traffic sources
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● Direct 69% · ● Referral 30%
● Direct 84% · ● Referral 15%
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HaystackCometAPIDifyPipecat
0368.2K736.4K1.1M1.5MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1M100K1M10MCometAPI · 834.4KCometAPI · 619.7KCometAPI · 437.2KCometAPI · 362.2KCometAPI · 355.5KCometAPI · 362.7KCometAPI · 309.5KCometAPI · 275.2KCometAPI · 302.3KDify · 1.1MDify · 1.2MDify · 1.3MDify · 1.1MDify · 1.5MDify · 1.2MDify · 1.1MDify · 1.2MDify · 1.2MDify · 1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
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Freemium
Freemium
Free
Starting price
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$4per month · free tier available
$590per month · free tier available
Free
Free tier
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Free trial
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API access
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Plans
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Free Trial FreePay-as-you-go Custom/usage-basedEnterprise Custom/mo
Sandbox FreeProfessional $590/yrTeam $1,590/yrEnterprise Custom
Open source Free
Capabilities input → output
Input
CodeDocuments
ImagesText
DocumentsText
AudioTextVideo
Output
Apps
ImagesTextVideo
Apps
AudioText
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI API
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeAI Agent+4 more
Development & CodeProductivity & OfficeVoice & SpeechAI Agent+2 more
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
7
6
9
10
Developer tools
Agent creation
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Agents
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LLM development
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Self hosted
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APIs
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LLM gateway
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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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API integrations
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Chatbots
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Voice
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Voice assistance
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Agent collaboration
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Agent memory
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Agent testing
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Call agents
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Development
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Image generation
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Productivity
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Video generation
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
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▲ 1
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Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
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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.