To evaluate the end-to-end spreadsheet workflow, we internally tested common spreadsheet tasks in Excel that included reasoning, modeling and pulling Snowflake data.[[1]](#footnote-1) We measured performance across three dimensions (accuracy, latency and output tokens per task) for both CoCo for Excel and an AI model harness for Excel using the Snowflake MCP, across three trials. The add-ins had similar accuracy on these tasks, but CoCo for Excel had better latency and used fewer output tokens:
Snowflake CoCo for Excel and Google Sheets: Governed AI

From the official release
Spreadsheet users can now discover greater insights and perform deeper analysis with Snowflake CoCo for Microsoft Excel and Google Sheets — an easy, trusted and efficient AI for spreadsheets. Both are now available in public preview. To get started:
- Install CoCo for Excel or CoCo for Sheets using our documentation
- Log in to your Snowflake account to start your first analysis
This is a short excerpt. Read the full announcement on the official source.
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