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AgentCorePlatform for building, deploying, and operating AI agents at scale
vs
Retell AIAI Voice Agents That Automate Phone Calls
Comparison · AI Agents · weekly run Nov 3

AgentCore vs Retell AI

Which one do AI engines recommend, and how do they differ on price, fit and features?

The short answer

AgentCore is the stronger AI pick in AI Agents: it has a visibility score of 6.2 versus 2 for Retell AI.

Choose AgentCore if…

  • You want the brand AI engines rank higher (6.2 vs 2)
  • You need HIPAA eligible or FedRAMP (Class C and D) or SOC 2 or CSA STAR or ISO certifications coverage
  • You prefer a larger, established vendor (5,000+ employees)
  • infrastructure-level security

Choose Retell AI if…

  • You need a self-hosted or on-premises option
  • You need HIPAA or SOC 2 Type II or GDPR or ISO 27001 coverage
  • Highly rated by developers and SMBs
  • One of the highest customer star ratings

AI visibility side by side

Latest weekly run · Nov 3

Metric AgentCore Retell AI
Visibility score6.2%2%
Change vs last weekNewNew
Rank in AI Agents#20#42
Share of voice1.5%0.5%
Mentions this run113
Positive in AI answers30%—

The stronger value in each row is marked with a ✓.

Visibility score trend

Weekly runs over the last 60 days

0%25%50%75%100%Nov 3AgentCore 6%

AgentCore 0pp · Retell AI 0pp over 0 weekly runs.

Engine by engine

AgentCore leads on 2 of 3 engines

ChatGPT
11.5%
3.1%
AI Mode
2%
2%
Perplexity
5%
0.9%
AgentCoreRetell AI

Head to head in AI answers

0 engine answers name both brands

0AgentCore ranked higher
0Retell AI ranked higher

Features, pricing & fit

DimensionAgentCoreRetell AI
Pricing model—Usage-based
Entry price—Contact sales
Free plan—Yes
DeploymentCloud service on AWS; Runtime instances can also run agents on the customer's own EC2 instancesCloud platform, with enterprise on-premises deployment available
ComplianceHIPAA eligible, FedRAMP (Class C and D), SOC 2, CSA STAR, ISO certificationsHIPAA, SOC 2 Type II, GDPR, ISO 27001
Support—Community and email support, 24/7 omnichannel support with dedicated portal (Enterprise), Dedicated implementation support (Enterprise), Named account manager (Enterprise)
Founded—2023
HeadquartersSeattle, WashingtonRedwood City, California
Employees5,000+51–200
Funding—Seed · $5M raised
Best for—Businesses that run high call volumes in healthcare, insurance, financial services, logistics and similar fields, and teams that want to build and change voice agents themselves.

Plans side by side

AgentCore

Pricing not available.

Retell AI

Pay as you go$0per minute, $0.07-$0.31 for voice agents
EnterpriseCustomcustom pricing
Retell AI pricing

Pros and cons

Themes from the AI answers that mention each brand

AgentCore

  • infrastructure-level security
  • scalable, feature-rich cloud infrastructure
  • one of the world's largest cloud platforms
  • developer-centric, requires custom workflow work
  • complexity and pricing need careful management
  • requires a capable engineering team

Retell AI

  • Highly rated by developers and SMBs
  • One of the highest customer star ratings

    Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run

    Cite as: SlateIndex, “AgentCore vs Retell AI”, https://slateindex.ai/compare/agentcore-vs-retell-ai, data of Nov 3, 2026. Licence: CC BY 4.0.