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Glean is an enterprise search assistant. It indexes your content, then answers questions across the index. If you are evaluating Glean, here are the alternatives buyers actually consider, with the honest evaluation frame.
Last updated: November 6, 2026
CorpusIQ is the read-side AI layer that sits across 40+ business tools and answers questions inside ChatGPT, Claude, and Perplexity through the Model Context Protocol.
Why operators pick CorpusIQ
Glean is built for the 5,000-person enterprise. CorpusIQ is built for the operator running their own business with 40+ tools to query directly. Read-only external-source retrieval, live retrieval with scoped retention, $29.95/mo Solo plan.
The criteria operators actually weigh when they shortlist Glean alternatives.
| Criterion | CorpusIQ | Glean |
|---|---|---|
| Buyer fit | Solo founders, agencies, SMBs and mid-market operators running their own books and growth. | Mid-market and enterprise with 500+ employees and a dedicated search budget. |
| Data model | Read-only external-source retrieval at query time. Direct MCP does not build an index or retain raw customer files or full connector response payloads; scoped operational logs apply. CorpusIQ does not train models on customer data; the selected AI client's policy applies to its conversation. | Indexed content store. Glean ingests, embeds, and stores your documents to answer fast. |
| Connector breadth | 40+ business tools (QuickBooks, Shopify, HubSpot, GA4, Google Ads, Meta Ads, Slack, etc.) wired through MCP. | 100+ enterprise SaaS connectors focused on document and chat sources, less on financial and ad systems. |
| Pricing entry | Solo $29.95/mo, Team $109.95/mo, Business $189.95/mo. 30-day free trial. Per-seat economics work for one operator. | Enterprise contracts, typically $30 to $40 per user per month with annual commits and seat minimums. |
Searches like “Glean vs Microsoft Copilot” mean someone is already shortlisting. Here is the honest one-line difference for each.
Microsoft Copilot is the AI assistant built into Microsoft 365. It answers from your Microsoft Graph, which covers mail, files, calendar, and Teams. Glean indexes a broad set of enterprise SaaS plus a custom knowledge base; Copilot is the natural fit when your company already lives inside the Microsoft stack.
Notion AI is the question and answer assistant built into Notion. It searches your Notion workspace and connected docs. Glean is a dedicated enterprise search layer across many systems; Notion AI is the fit when your knowledge already lives in Notion.
Superhuman Go is the AI assistant and agent platform that succeeded Coda Brain, after Superhuman wound down the Brain pilots and its search interface. It connects to your apps through MCP connectors and grounds its answers in your own knowledge sources. Glean is a dedicated enterprise search layer across many systems; Go is the fit when you want assistance delivered inside the apps you already work in.
Guru is an enterprise knowledge management platform with AI search over a curated wiki of verified cards. Glean indexes everything and answers from it; Guru is built for teams that want a curated and verified knowledge base first.
Atlassian Rovo is the AI assistant across Jira, Confluence, and connected tools. Glean is a tool-agnostic enterprise search layer; Rovo is the fit when your work already runs on the Atlassian stack.
Different products fit different jobs. CorpusIQ wins on cross-tool read-side reasoning. The names below are honest fits for adjacent jobs.
Best when knowledge lives in Notion docs and wikis.
Best when work is centered in M365 mail and documents.
Best when self-hosting matters for compliance.
Workspace AI with agent-style automation on top of search.
Pick CorpusIQ when you want to ask questions of your business tools (QuickBooks, Shopify, HubSpot, GA4) inside ChatGPT, Claude, or Perplexity without standing up a search index first.
Pick Glean when you have a large workforce, the budget for an enterprise search license, and a content index you want to centralize.
Glean is an enterprise search assistant. It indexes your content, then answers questions across the index. The most common reasons operators evaluate alternatives: pick CorpusIQ when you want to ask questions of your business tools (QuickBooks, Shopify, HubSpot, GA4) inside ChatGPT, Claude, or Perplexity without standing up a search index first.
Glean is built for the 5,000-person enterprise. CorpusIQ is built for the operator running their own business with 40+ tools to query directly. Read-only external-source retrieval, live retrieval with scoped retention, $29.95/mo Solo plan.
Pick Glean when you have a large workforce, the budget for an enterprise search license, and a content index you want to centralize.
CorpusIQ Solo is $29.95 per month, Team $109.95, Business $189.95. All tiers include the full 40+ connector library and all three supported AI assistants. 30-day free trial.
Direct MCP does not retain raw customer files or full connector response payloads. Local AUDIT logs record raw query text and tool parameters plus bounded result summaries; the Azure Log Analytics workspace retains those logs for 30 days. Optional indexed search has a separate lifecycle. Authorized source context is sent to the selected AI client, whose plan and settings govern conversation handling.
Microsoft Copilot is the AI assistant built into Microsoft 365. It answers from your Microsoft Graph, which covers mail, files, calendar, and Teams. Glean indexes a broad set of enterprise SaaS plus a custom knowledge base; Copilot is the natural fit when your company already lives inside the Microsoft stack.
Notion AI is the question and answer assistant built into Notion. It searches your Notion workspace and connected docs. Glean is a dedicated enterprise search layer across many systems; Notion AI is the fit when your knowledge already lives in Notion.
Superhuman Go is the AI assistant and agent platform that succeeded Coda Brain, after Superhuman wound down the Brain pilots and its search interface. It connects to your apps through MCP connectors and grounds its answers in your own knowledge sources. Glean is a dedicated enterprise search layer across many systems; Go is the fit when you want assistance delivered inside the apps you already work in.
Guru is an enterprise knowledge management platform with AI search over a curated wiki of verified cards. Glean indexes everything and answers from it; Guru is built for teams that want a curated and verified knowledge base first.
Atlassian Rovo is the AI assistant across Jira, Confluence, and connected tools. Glean is a tool-agnostic enterprise search layer; Rovo is the fit when your work already runs on the Atlassian stack.
30-day free trial. Cancel anytime. All 40+ connectors and all three assistants included.