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Manus vs Retell AI: 2026 comparison

General-purpose agent that turns a single prompt into a finished deliverable.

🔬ResearchAutonomousFreemium · from $19
BrowserTool useCodeMemory

Production voice agent platform — LLM-native phone agents with low-latency streaming and per-minute pricing.

🎧SupportAutonomousPay per task
VoiceTool useMemory

Manus vs Retell AI — specs

SpecManusRetell AI
Agent Rank87 / 100 (S)72 / 100 (A)
AutonomyAutonomousAutonomous
PricingFreemium · from $19Pay per task · Free tier
Open sourceNoNo
CapabilitiesBrowser, Tool use, Code, Memory, RAGVoice, Tool use, Memory
Integrations3 apps3 apps
VerifiedVerifiedVerified
ReleasedMay 2025Mar 2025

Categories: ManusResearch · Retell AISupport

Agent Rank breakdown

Manus
Agent Rank
87/ 100
SS-tier
Autonomy fit
9
Capabilities
10
Integrations
6
Pricing value
8
Polish & maturity
9
Verifiability
10

Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?

Retell AI
Agent Rank
72/ 100
AA-tier
Autonomy fit
9
Capabilities
6
Integrations
4
Pricing value
9
Polish & maturity
5
Verifiability
10

Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?

Pros & cons

Manus
Pros
  • +Produces a finished artifact, not just a brief — slide decks, market maps, briefs
  • +Strong browser + tool use; handles multi-source synthesis cleanly
  • +AGENTS20 coupon stacks with annual billing
Cons
  • Confident on topics where the expert answer is "it depends"
  • Cites occasional fabricated sources — verify any high-stakes claim
  • Premium model gating means heavy users hit the $49 tier fast
Retell AI
Pros
  • +Lowest per-minute pricing among production voice agent platforms
  • +Strong streaming latency (~300ms) competitive with ElevenLabs
  • +Per-minute pricing easier to forecast than per-seat
Cons
  • Less polished out-of-the-box than Synthflow for non-technical buyers
  • Documentation and tooling still maturing vs ElevenLabs
  • Voice quality varies by model selection

Pricing

Manus
Starter
$19/mo
Solo operators
  • +100 daily credits
  • +Standard models
  • +Browser + tool use
Recommended
Pro
$49/mo
Heavy users
  • +Unlimited credits
  • +Premium models
  • +Faster queue
  • +Priority support
Team
$199/mo
Teams
  • +5 seats
  • +Shared workspaces
  • +Admin controls
Retell AI
Pay-as-you-go
Free
Developers
  • +~$0.07/min
  • +Production-ready API
Recommended
Scale
Custom
High-volume voice ops
  • +Volume discounts
  • +Dedicated infrastructure
  • +Custom models

Which one should you pick?

Manus

Pick Manus if its specific capabilities (Browser, Tool use) match what you need.

Claim AGENTS20
Retell AI

Pick Retell AI if cost is the main constraint.

Try Retell AI →

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Frequently asked

Should I pick Manus or Retell AI in 2026?+

Pick Manus if its specific capabilities (Browser, Tool use) match what you need. Pick Retell AI if cost is the main constraint. Most working teams running both can use Manus for primary work and Retell AI for the workflows where its specific strengths matter.

What's the price difference between Manus and Retell AI?+

Manus starts at Freemium · from $19; Retell AI starts at Pay per task · Free tier. Retell AI is the cheaper entry option. For team deployments the TCO can differ — use the AI Agent Rank TCO calculator for your specific volume.

Which is more autonomous, Manus or Retell AI?+

Both Manus and Retell AI are Autonomous agents — neither has a meaningful autonomy advantage over the other. The decision should hinge on capabilities and pricing instead.

Want the real monthly cost at your volume? Run the TCO calculator →
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