Glean vs Vapi: 2026 comparison
Enterprise AI worker — unified search, work assistant, and custom agents grounded in your company knowledge.
Glean vs Vapi — specs
| Spec | Glean | Vapi |
|---|---|---|
| Agent Rank | 80 / 100 (A) | 68 / 100 (B) |
| Autonomy | Assistant | Autonomous |
| Pricing | Subscription · Free tier | Pay per task · Free tier |
| Open source | No | No |
| Capabilities | RAG, Memory, Tool use | Voice, Tool use, Memory |
| Integrations | 6 apps | 2 apps |
| Verified | Verified | Verified |
| Released | Feb 2025 | Feb 2025 |
Agent Rank breakdown
- Autonomy fit
- 7
- Capabilities
- 6
- Integrations
- 10
- Pricing value
- 9
- Polish & maturity
- 6
- Verifiability
- 10
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
- +Single best enterprise knowledge agent in 2026 — instant grounding in your company data
- +Custom Agents (Glean Agents) let teams build internal workflows without code
- +Strong permission-aware retrieval — agents see only what users are allowed to
- −Enterprise-only — typically $50K+ ACV minimum
- −Initial connector setup takes weeks for full coverage
- −Pricier than ChatGPT Enterprise on a per-seat basis
- +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
- +Unified search across 100+ apps
- +Work assistant + custom agents
- +SSO + enterprise data isolation
- +$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 Glean or Vapi in 2026?+
Pick Glean if your stack spans many tools and integration depth is the constraint. Pick Vapi if you want the highest autonomy and the verification loop is in place. Most working teams running both can use Glean for primary work and Vapi for the workflows where its specific strengths matter.
What's the price difference between Glean and Vapi?+
Both Glean 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, Glean or Vapi?+
Vapi is the more autonomous of the two (Autonomous vs Assistant). Higher autonomy ships throughput faster but requires verification loops in place — see our autonomous-vs-copilot framing for when each tier wins.