Cora vs Glean
A side-by-side comparison of capabilities, autonomy, integrations, and pricing to help you choose.
Short answer: choose Cora if you want ai email assistant that screens your inbox and drafts replies in your voice (Copilot, subscription); choose Glean if you want enterprise work ai platform: permission-aware search, assistant, and agents (Supervised agent, enterprise).
| Cora | Glean | |
|---|---|---|
| What it is | AI email assistant that screens your inbox and drafts replies in your voice | Enterprise Work AI platform: permission-aware search, assistant, and agents |
| Type | agent | platform |
| Autonomy | Copilot | Supervised agent |
| Pricing | subscription · $12/mo | enterprise |
| Best for | consumers, smb | enterprise, mid-market, developers |
| Deployment | saas | saas, self-hosted |
| Modalities | email, text | text, api |
| Models | model-agnostic | model-agnostic, gpt, claude, gemini |
| Protocols | rest-api | mcp, rest-api |
| Integrations | Gmail, Google Workspace | Slack, Google Workspace, Jira, Salesforce, Confluence, GitHub |
| Capabilities | 4 documented | 5 documented |
Cora
- +Cuts inbox noise with screening plus twice-daily briefings
- +Drafts replies in your voice with you approving every send
- +Privacy-first: does not send/delete, train on data, or keep backdoor access
- -Copilot only: it will not send or delete email on its own
- -Gmail/Google Workspace focused
Glean
- +Best-in-class unified, permission-enforced index across many apps with citation-grounded answers
- +Genuinely model-agnostic and open: MCP host plus server, bring-your-own model, and on-prem deployment
- +One governed platform spanning search, assistant, and agents with built-in certification and monitoring
- -Opaque, expensive pricing with high seat minimums and add-on fees; reported fully-loaded deployments run into the hundreds of thousands
- -The autonomous-agents marketing outpaces demonstrated autonomy; in practice agents are supervised
Which should you choose?
Cora is ai email assistant that screens your inbox and drafts replies in your voice, best for consumers, smb. Glean is enterprise work ai platform: permission-aware search, assistant, and agents, best for enterprise, mid-market, developers. The right choice depends on the autonomy level you want, your existing integrations, and your budget, all compared above.