Adept vs Vapi: 2026 comparison
Browser-driving AI agent — completes multi-step workflows on real web apps the way a human would.
Adept vs Vapi — specs
| Spec | Adept | Vapi |
|---|---|---|
| Agent Rank | 67 / 100 (B) | 68 / 100 (B) |
| Autonomy | Autonomous | Autonomous |
| Pricing | Subscription · Free tier | Pay per task · Free tier |
| Open source | No | No |
| Capabilities | Browser, Tool use, Memory, Vision | Voice, Tool use, Memory |
| Integrations | 3 apps | 2 apps |
| Verified | — | Verified |
| Released | Apr 2025 | Feb 2025 |
Agent Rank breakdown
- Autonomy fit
- 9
- Capabilities
- 8
- Integrations
- 4
- Pricing value
- 9
- Polish & maturity
- 4
- Verifiability
- 6
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
- Autonomy fit
- 9
- Capabilities
- 6
- Integrations
- 2
- 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
- +Pioneering work on UI-driven browser agents — strong research lineage
- +Best for fully-autonomous, multi-step workflows that cross web apps
- +Foundation models tuned specifically for browser action prediction
- −Not generally available — enterprise pilots only as of mid-2026
- −Pricing not public
- −Reliability on long-tail UIs still a work in progress
- +Most developer-friendly voice agent in 2026 — SDK-first, well documented
- +BYO model gives full cost + behavior control
- +Pay-as-you-go makes prototyping nearly free
- −You build the conversation logic — not a turnkey product
- −Voice quality depends heavily on which provider you wire in
- −Less polished than Parloa for contact-center deployments
Pricing
- +Browser-driving agent
- +Custom workflow training
- +Dedicated research-eng support
- +$0.05/min base
- +BYO LLM provider
- +Full SDK + dashboard
- +Volume discounts
- +Dedicated infra option
- +SLA + support
Which one should you pick?
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Frequently asked
Should I pick Adept or Vapi in 2026?+
Pick Adept if its specific capabilities (Browser, Tool use) match what you need. Pick Vapi if you want a vendor we've verified for accessibility and pricing accuracy. Most working teams running both can use Adept for primary work and Vapi for the workflows where its specific strengths matter.
What's the price difference between Adept and Vapi?+
Both Adept and Vapi start in the same pricing range (Subscription · Free tier vs Pay per task · Free tier). Total cost of ownership depends on your team size and volume — see the TCO calculator for your specific math.
Which is more autonomous, Adept or Vapi?+
Both Adept and Vapi are Autonomous agents — neither has a meaningful autonomy advantage over the other. The decision should hinge on capabilities and pricing instead.