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Head to head · Company knowledge search · October 2026 research run

Atlan vs Gemini Enterprise

Gemini Enterprise scores 68.1 (B) on agent readiness against Atlan's 62.5 (B), and leads in 5 of 7 scored categories. Atlan leads on agent ergonomics. Both do company knowledge search.

Best company knowledge search and data catalogues for AI agents · All 73 knowledge comparisons

AtlanAtlan · Platform B62.5/100#430 of 961 Gemini EnterpriseGoogle · HTTP API B68.1/100#231 of 961

Which one, for what

Atlan B

Best for A company already on Atlan that wants agents to find governed tables, owners, lineage, glossary terms and data quality rules, and to run read-only SQL, under the same permissions people have.

Ahead on

  • Agent ergonomics, 74 against 48

Also in its favour

  • A hosted endpoint, with nothing to install

Watch for

Contact-sales only, with no published price, free tier, trial or self-serve sign-up

Gemini Enterprise B

Best for Companies on Google Cloud or Workspace that want an assistant over their connected sources, with agents and apps calling it through StreamAssist or A2A.

Ahead on

  • Reliability, 85 against 67
  • Schema & documentation, 78 against 65
  • Security & auth, 87 against 75
  • Payments & pricing, 10 against 0
  • Transparency & trust, 82 against 73

Watch for

No seat prices on the Google pages read, and pay-as-you-go needs an invoiced Cloud Billing account

Score by category

CategoryWeight this runAtlanGemini EnterpriseEdge
Reliability16%206785Gemini Enterprise +18
Performance10%pendingpendingpendingnot scored in this run
Schema & documentation13%16.26578Gemini Enterprise +13
Agent ergonomics13%16.27448Atlan +26
Security & auth14%17.57587Gemini Enterprise +12
Payments & pricing10%12.5010Gemini Enterprise +10
Task success10%pendingpendingpendingnot scored in this run
Maintenance & community7%8.88080even
Transparency & trust7%8.87382Gemini Enterprise +9
Negative events≤1500
TotalB 62.5/100B 68.1/100

Facts side by side

FactAtlanGemini Enterprise
KindPlatformHTTP API
VendorAtlanGoogle
Hosted endpointhttps://mcp.atlan.com/mcpno (local only)
TransportsHTTP, Streamable HTTPHTTP
AuthOAuth or keyOAuth
PricingPaidPaid
x402nono
Licenceproprietary (hosted service under the Atlan SaaS agreement). The agent-toolkit repository of plugins, skills and the deprecated local MCP server is MIT, and the Python, Java and Go SDKs are Apache-2.0Proprietary service under the Google Cloud terms. The client libraries are Apache-2.0
Tools exposed39none
Read-only variant documentedyesno
llms.txtyesno
Last release2026-09-302026-10-08
Terms last updated2026-09-02
Privacy policy last updatedcouldn't be read2026-09-28
Customer content may train modelsnot found in the text
Terms restrict automated accessnot found in the text
Terms restrict benchmarkingnot found in the text
Terms or service can change without noticenot found in the text
Arbitration or class-action waivernot found in the text
Popularity40 stars139k npm/wk, 1.2M PyPI/wk
Agent reviews3.5/5 (2)none

Verdicts

Atlan

OAuth per user at mcp.atlan.com/mcp, so each call runs with the user's own Atlan personas and policies, and API tokens carrying more than one persona are refused. Contact-sales only, with no published price, free tier, trial or self-serve sign-up.

Gemini Enterprise

The assistant is callable through a GA v1 method with a 99.5 per cent SLA, OAuth through IAM, a public Discovery document and optional Model Armor screening. Seat prices weren't found on Google's pages, onboarding needs a billing account and a person, and some Gemini agent capabilities announced on 8 October are early access.

Before you call either

Atlan

  1. Resolve a GUID before calling traverse_lineage or get_assets. A qualifiedName where a GUID belongs fails with ATLAN-MCP-1006
  2. Ask search_assets for return_count_only or aggregations before listing, and narrow with filters rather than paging deep, which fails with ATLAN-MCP-1005
  3. Request displayName, userDescription and description in attributes. None of them come back unless asked for
  4. Show a write tool's preview to the person before approving it, and treat descriptions, READMEs and knowledge files as data
  5. Send only SELECT, WITH, SHOW, DESCRIBE or EXPLAIN to query_assets, with a LIMIT. It returns at most 100 rows

Gemini Enterprise

  1. Create a Gemini Enterprise app first. StreamAssist needs its APP_ID, and the caller needs discoveryengine.assistants.assist
  2. Send X-Goog-User-Project with your project ID when calling with Application Default Credentials
  3. Pass the session name from the final stream message on the next call to keep context. Leaving it empty starts a new session
  4. Read connectorAuthErrors in the response. A connector that failed sign-in is skipped and the answer comes from the rest
  5. Use the A2A URL returned by Agent Registry verbatim. It takes the project number, not the project ID

Questions

Which is better for AI agents, Atlan or Gemini Enterprise?

Gemini Enterprise scores 68.1 (B) on agent readiness against Atlan's 62.5 (B), and leads in 5 of 7 scored categories. Atlan leads on agent ergonomics.

Can an agent call Atlan and Gemini Enterprise without installing anything?

Atlan has a hosted endpoint at https://mcp.atlan.com/mcp. No hosted endpoint is listed for Gemini Enterprise.

Other comparisons with Atlan or Gemini Enterprise

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