# Snowflake Data Warehouse MCP Server (mcp-snowflake-server) - AgentBreakWatch Reference

> TL;DR Verdict: Snowflake Data Warehouse MCP Server (`mcp-snowflake-server`) is currently at v0.4.0 on PYPI (published 2025-04-10), with a 90-day Stability Score of 81/100 (B) and MEDIUM schema drift risk across 0 releases in the last 90 days. Requires FastMCP / MCP Python SDK v2+ tool schema validation; unpinned uvx mcp-snowflake-server@latest deployments risk parameter drift across read_query and write_query.

## Live Telemetry Metadata
- Canonical Page: https://agentbreakwatch.vercel.app/p/mcp-snowflake
- Category Hub: https://agentbreakwatch.vercel.app/c/database-backend (Database, SQL & Vector DB MCP Servers Stability Index)
- Package Name: `mcp-snowflake-server`
- Registry: PYPI (https://pypi.org/project/mcp-snowflake-server/)
- GitHub Repository: https://github.com/isaacwasserman/mcp-snowflake-server
- Vendor: Snowflake Community
- Latest Live Version: v0.4.0
- Published Date: 2025-04-10T14:31:42.698533Z
- 90-Day Release Count: 0
- Direct Dependencies: 6
- License: MIT
- Stability Score: 81/100 (Grade B)
- Schema Drift Risk: MEDIUM
- Recommended Exact Pin Command: `uvx mcp-snowflake-server@0.4.0`
- Watched Symbols / MCP Tools: read_query, write_query, list_tables, describe_table
- Snapshot Timestamp: 2026-10-24T12:11:27.697Z

## Breaking Change & Schema Drift Summary
Requires FastMCP / MCP Python SDK v2+ tool schema validation; unpinned uvx mcp-snowflake-server@latest deployments risk parameter drift across read_query and write_query.

## Migration Diff: Before (Deprecated / Unpinned Pattern)
```
"mcp-snowflake": {
  "command": "uvx",
  "args": ["mcp-snowflake-server"]
}
```

## Migration Diff: After (Verified v0.4.0 Pattern)
```
"mcp-snowflake": {
  "command": "uvx",
  "args": ["mcp-snowflake-server@0.4.0"],
  "env": { "FASTMCP_LOG_LEVEL": "ERROR" }
}
```

## Recent Verified Releases
- v0.4.0 (published 2025-04-10) [LATEST]
- v0.3.3 (published 2025-02-03)
- v0.3.2 (published 2025-02-02)
- v0.3.1 (published 2025-02-02)
- v0.3.0 (published 2025-01-30)
- v0.2.2 (published 2025-01-22)