Vapi vs Dialogflow vs Kore.ai vs Regal

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

Your tool
Vapi
vs
Competitor 1
Dialogflow
Competitor 2
Kore.ai
Competitor 3
Regal
Compare
4 tools · best value per row highlighted
Your tool Vapi
vapi.ai
Vapi is a developer platform for building, testing and deploying voice AI agents that talk to customers on the phone.
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Competitor Dialogflow
cloud.google.com
Google's conversational AI
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Competitor Kore.ai
kore.ai
Kore.ai is an enterprise agentic AI platform that helps large organizations build and run AI agents for customer service and employee support.
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Competitor Regal
regal.ai
Regal is a voice AI agent platform that helps businesses build, improve and manage AI agents that speak with customers on the phone.
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Traffic estimated monthly website traffic
Monthly visits
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48Mvisits/mo
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MoM change
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▲ 1.9%
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6-month growth
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+1.6%
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Global rank web
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#560
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Avg. last 3 months
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48M
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Bounce rate lower is better
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35%
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Pages / visit
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10.4
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Visit duration
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7m 47s
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Traffic sources
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● Direct 67% · ● Referral 29%
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VapiDialogflowKore.aiRegal
013.2M26.5M39.7M52.9MDialogflow · 44.3MDialogflow · 45.8MDialogflow · 47.8MDialogflow · 47.2MDialogflow · 52.9MDialogflow · 49.9MDialogflow · 48.8MDialogflow · 47.1MDialogflow · 48M10M100MDialogflow · 44.3MDialogflow · 45.8MDialogflow · 47.8MDialogflow · 47.2MDialogflow · 52.9MDialogflow · 49.9MDialogflow · 48.8MDialogflow · 47.1MDialogflow · 48MNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Freemium
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Starting price
$29per month
Free tier
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Free tier
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Free trial
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API access
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Plans
No Success Package FreeCore $29/moPro $999/moPremier Custom
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Capabilities input → output
Input
AudioText
AudioText
AudioText
Text
Output
AppsAudio
Apps
Apps
AppsAudio
Skill level
Advanced
Advanced
Advanced
Intermediate
Categories
Business & MarketingVoice & SpeechAI Call CenterAI Customer Service+1 more
Business & MarketingChatbots & CompanionsAI Call CenterAI Chatbot+1 more
Business & MarketingProductivity & OfficeAI AgentAI Call Center+1 more
Business & MarketingAI Call Center
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
11
7
10
11
Call center automation
Customer support
Voice agents
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Agent creation
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Call agents
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Agents
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Chatbots
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Customer calls
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Call answering
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Calls
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Agent management
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Chatbot building
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APIs
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Business automation
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Customer support automation
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Customer support chatbot
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Developer tools
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Agent testing
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Chatbot integration
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Customer engagement
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Tech support
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 1
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
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.