Apollo.io AI vs Glean: 2026 comparison
Sales intelligence AI — 275M contact database plus AI sequences, dialer, and deal management.
Apollo.io AI vs Glean — specs
| Spec | Apollo.io AI | Glean |
|---|---|---|
| Agent Rank | 72 / 100 (A) | 80 / 100 (A) |
| Autonomy | Semi-autonomous | Assistant |
| Pricing | Freemium · from $59 | Subscription · Free tier |
| Open source | No | No |
| Capabilities | Tool use, Memory, RAG | RAG, Memory, Tool use |
| Integrations | 5 apps | 6 apps |
| Verified | Verified | Verified |
| Released | Feb 2025 | Feb 2025 |
Agent Rank breakdown
- Autonomy fit
- 8
- Capabilities
- 6
- Integrations
- 6
- Pricing value
- 6
- Polish & maturity
- 7
- Verifiability
- 10
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
- 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?
Pros & cons
- +Biggest contact database among self-serve sales platforms (275M+)
- +Bundles prospecting + dialer + sequences + CRM in one tool
- +AI features now genuinely useful — sequence generation and lead scoring
- −Data quality varies by region — strong US, weaker emerging markets
- −AI features less mature than dedicated tools (Regie, Lavender)
- −Self-serve pricing higher than competitors for full feature access
- +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
Pricing
- +60 credits/mo
- +Basic search
- +Email sequencing
- +900 credits/user/mo
- +Verified mobile numbers
- +Workflows + AI sequences
- +Dialer
- +Conversation intelligence
- +Advanced reports
- +Custom roles
- +API access
- +Unified search across 100+ apps
- +Work assistant + custom agents
- +SSO + enterprise data isolation
Which one should you pick?
Pick Apollo.io AI if you want the highest autonomy and the verification loop is in place.
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Frequently asked
Should I pick Apollo.io AI or Glean in 2026?+
Pick Apollo.io AI if you want the highest autonomy and the verification loop is in place. Pick Glean if cost is the main constraint. Most working teams running both can use Apollo.io AI for primary work and Glean for the workflows where its specific strengths matter.
What's the price difference between Apollo.io AI and Glean?+
Apollo.io AI starts at Freemium · from $59; Glean starts at Subscription · Free tier. Glean 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, Apollo.io AI or Glean?+
Apollo.io AI is the more autonomous of the two (Semi-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.