Head to head
Euno vs Select Star for AI agents
Short answer
On our default weights Euno scores 7.64 and Select Star scores 5.77. Euno scores higher on Agent access, Lineage, Automation, Governance, Semantics, Answer checks and Pricing; Select Star scores higher on no criterion. They tie on Integrations and Deployment.
By The Lineage Desk · Best Data Catalogs · Published
Desk research from public vendor pages. Editorial assessment.
Euno rank 2 of 9
Select Star rank 8 of 9
How do Euno and Select Star compare on each criterion?
| Criterion | Weight | Euno | Select Star | Higher score |
|---|---|---|---|---|
| Agent access to context | 15% | 9 | 7 | Euno |
| Cross-stack lineage | 13% | 9 | 8 | Euno |
| Automated context build | 13% | 9 | 8 | Euno |
| Governance agents can use | 13% | 9 | 6 | Euno |
| Business definitions and metrics | 12% | 7 | 6 | Euno |
| Answer quality checks | 8% | 9 | 2 | Euno |
| Integration breadth | 10% | 5 | 5 | Tie |
| Pricing transparency | 8% | 5 | 2 | Euno |
| Deployment options | 8% | 4 | 4 | Tie |
Why: Agent access to context
Euno: Serves context to agents through an MCP server and a Context API (up to 500K or 1M calls by plan), scoped by persona; Claude and Cursor are named.
Source: Euno: Context for AI Agents
Select Star: Offers an MCP Server for Data and Ask AI; agent clients are not named.
Source: Select Star homepage
Why: Cross-stack lineage
Euno: Column-level lineage from sources through BI dashboards to AI agents, including business logic inside BI workbooks.
Source: Euno: Context for AI Agents
Select Star: Cross-platform column-level lineage with ER diagrams.
Source: Select Star homepage
Why: Automated context build
Euno: Maps assets automatically from day one and precomputes the context graph from APIs and query logs; Euno states zero onboarding lift.
Source: Euno homepage
Select Star: Auto-generated documentation and semantic model generation; a customer quote describes setup in one morning.
Source: Select Star homepage
Why: Governance agents can use
Euno: Governance rules become live labels (for example certified or PII-free) that propagate through the graph, with persona-based access to context.
Select Star: Data Access Control and SOC 2; certification rules for agents are not described.
Source: Select Star homepage
Why: Business definitions and metrics
Euno: Extracts definitions from BI workbooks and SQL and syncs dbt with Looker; it does not offer a semantic layer of its own.
Select Star: Generates semantic models for Snowflake Cortex Analyst; no broader metric layer described.
Source: Select Star homepage
Why: Answer quality checks
Euno: Context Calibration generates benchmark questions, checks agent answers and suggests missing rules and glossary terms.
Select Star: Checks on agent answers are not described on the pages read.
Source: Select Star homepage
Why: Integration breadth
Euno: Plans cap integrations at 3, 5 or 10; the full source list could not be read.
Source: Euno pricing
Select Star: Lineage is cross-platform, but no connector count or list was read.
Source: Select Star homepage
Why: Pricing transparency
Euno: Tiers, resource limits and a feature table are published, priced by data assets with unlimited users and agents, but no dollar prices.
Source: Euno pricing
Select Star: The pricing URL redirects to the homepage; no prices.
Source: Select Star pricing URL
Why: Deployment options
Euno: Cloud-native SaaS only, reading metadata only; no self-hosted or open-source option is described.
Source: Euno homepage
Select Star: SaaS, now part of Snowflake; plans outside Snowflake are not stated.
Source: Select Star homepage
Which hops from warehouse to agent does each document?
Euno: documents 5 of 5 stages
Select Star: documents 3 of 5 stages
How do pricing and deployment compare?
| Euno | Select Star | |
|---|---|---|
| Type | AI context platform | Metadata context platform (part of Snowflake) |
| Agent interface | MCP server, Context API, Euno Assistant | MCP Server for Data, Ask AI |
| Lineage | Column level, from sources through BI dashboards to AI agents | Column level, across platforms |
| Deployment | Cloud-native SaaS; reads metadata only. No self-hosted or open-source edition described. | SaaS; now part of Snowflake. Plans outside Snowflake are not stated. |
| Pricing | Priced by the data assets you manage, with unlimited users and AI agents. Three tiers: Start (up to 150K resources), Scale (up to 1.5M resources) and Enterprise (any scale), each on request. No dollar prices are published. Source: Euno pricing | Not published The pricing URL redirects to the homepage. Source: Select Star pricing URL |
| Entry price | Not published | Not published |
Which should you choose?
Choose Euno if
- you need many ways for agents to reach context
- you need lineage from the warehouse through BI to the agent
- Data teams that want agents grounded in lineage and governance across warehouse, dbt and BI without finishing a semantic layer first
Choose Select Star if
- you need lineage from the warehouse through BI to the agent
- you want context built with little manual work
- Snowflake-centric teams that want automated documentation and column-level lineage
Frequently asked questions
Which is better for AI agents, Euno or Select Star?
On our default weights Euno scores 7.64 and Select Star scores 5.77. The better fit depends on which criteria matter most to you; the weight-your-own page lets you change the weights.
Which costs less, Euno or Select Star?
Euno: Priced by the data assets you manage, with unlimited users and AI agents. Three tiers: Start (up to 150K resources), Scale (up to 1.5M resources) and Enterprise (any scale), each on request. No dollar prices are published. Select Star: no prices published. We do not compare total cost because most of these prices are not published.
Can Euno and Select Star be used together?
They cover different layers (Context platform and Catalog and governance), so they can sit side by side. The pages we read do not describe a direct integration between them.