Devin vs Glean: 2026 comparison
Autonomous AI software engineer that ships PRs end-to-end.
Devin vs Glean — specs
| Spec | Devin | Glean |
|---|---|---|
| Agent Rank | 78 / 100 (A) | 80 / 100 (A) |
| Autonomy | Autonomous | Assistant |
| Pricing | Subscription · from $500 | Subscription · Free tier |
| Open source | No | No |
| Capabilities | Code, Tool use, Browser, Memory | RAG, Memory, Tool use |
| Integrations | 3 apps | 6 apps |
| Verified | Verified | Verified |
| Released | May 2025 | Feb 2025 |
Agent Rank breakdown
- Autonomy fit
- 9
- Capabilities
- 8
- Integrations
- 6
- Pricing value
- 4
- Polish & maturity
- 10
- 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
- +Highest autonomy in the coding category — ships PRs end-to-end with minimal oversight
- +Iterates on failing tests until they pass; explains what it did in the PR description
- +Multi-agent UI for managing parallel sessions
- −Pricing puts it firmly in team territory — overkill for solo founders
- −Will ship working code that's wrong for your codebase if architectural context is missing
- −Session memory weak past hour-long stretches
- +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
- +Unlimited sessions
- +Slack + GitHub + Linear integrations
- +10 concurrent sessions
- +Email support
- +Everything in Core
- +Priority queue
- +40 concurrent sessions
- +SSO
- +Shared knowledge base
- +Custom concurrency
- +Dedicated VPC option
- +SOC 2 II reports
- +Onboarding engineer
- +Unified search across 100+ apps
- +Work assistant + custom agents
- +SSO + enterprise data isolation
Which one should you pick?
Pick Glean if cost is the main constraint or if your stack spans many tools and integration depth is the constraint.
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Frequently asked
Should I pick Devin or Glean in 2026?+
Pick Devin if you want the highest autonomy and the verification loop is in place. Pick Glean if cost is the main constraint or if your stack spans many tools and integration depth is the constraint. Most working teams running both can use Devin for primary work and Glean for the workflows where its specific strengths matter.
What's the price difference between Devin and Glean?+
Devin starts at Subscription · from $500; 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, Devin or Glean?+
Devin 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.