kitio.aiDecagon vs Retell AI
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Decagon starts at See pricing page and Retell AI starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Agent Operating Procedures
- Voice and chat agents
- Conversation analytics
- Help desk integrations
- QA and testing tools
- Voice agent builder
- Telephony and SIP support
- Function calling
- Call analytics
- Batch outbound calls
| Feature | Decagon | Retell AI |
|---|---|---|
| Best for | AI concierge agents for chat, email and phone customer support | Platform for building and running AI phone agents for call centers |
| Category | Customer support | Customer support |
| Pricing model | Paid | Free trial |
| Starting price | See pricing page | See pricing page |
| Free plan | No | No, trial available |
| Made by | Decagon AI | Retell AI |
| Based in | United States | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Decagon starts at See pricing page and Retell AI starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
2 plans
Pay as you go
$0.07-$0.31 / min
- $10 in free credits
- Chat agents from $0.002/msg
- Call analytics and transcripts
- Simulation testing
Enterprise
Custom
- Custom MSA/DPA terms
- Role-based access control
- Custom SSO
- PII removal
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Decagon
- Procedures are easy to read and edit
- Good insight into support topics
- Covers voice and digital channels
- Enterprise contracts only
- Overkill for small support teams
- No public pricing
Retell AI
- Low latency voice calls
- Flexible API and builder
- Usage-based pricing
- Costs vary with model choice
- Needs tuning for complex flows
- Less suited to non-technical teams
Which one should you choose?
Choose Decagon if you want:
- Procedures are easy to read and edit
- Good insight into support topics
- Covers voice and digital channels
Watch out: enterprise contracts only.
Choose Retell AI if you want:
- Low latency voice calls
- Flexible API and builder
- Usage-based pricing
Watch out: costs vary with model choice.
Decagon vs Retell AI FAQ
What is the difference between Decagon and Retell AI?
Decagon: AI concierge agents for chat, email and phone customer support. Retell AI: Platform for building and running AI phone agents for call centers. Both are customer support tools.
Is Decagon or Retell AI cheaper?
Decagon starts at See pricing page and Retell AI starts at See pricing page. Check both pricing pages for current plans.
Do Decagon and Retell AI have free plans?
Decagon: No. Retell AI: No, trial available.
Who makes Decagon?
Decagon is made by Decagon AI, based in United States.
Who makes Retell AI?
Retell AI is made by Retell AI, based in United States.
Which should I choose, Decagon or Retell AI?
Choose Decagon if you value procedures are easy to read and edit and good insight into support topics. Choose Retell AI if you value low latency voice calls and flexible api and builder.