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CrateDB MCP changelog

Unreleased

v0.1.2 - 2026-05-13

  • Security: Updated to fastmcp>=3.2, earlier versions had vulnerabilities
  • Security: OCI: Apply available Debian security patches at build time

v0.1.1 - 2026-03-22

  • OCI: Updated to Python 3.14 and Debian 13 "trixie"
  • Dependencies: Stopped version-pinning pueblo package

v0.1.0 - 2026-03-03

  • Dependencies: Updated to FastMCP 3.1

v0.0.9 - 2025-11-03

  • Security: Tamed logging of HTTPX to not reveal credentials. Thanks, @WalBeh.
  • Security: Updated to fastmcp>=2.13, earlier versions had vulnerabilities
  • Dependencies: Validated support for Python 3.14. Thanks, @surister.
  • Documentation: Published to RTD at https://cratedb-mcp.readthedocs.io/

v0.0.8 - 2025-10-14

  • Rebuild for Debian CVEs

v0.0.7 - 2025-07-28

v0.0.6 - 2025-07-27

  • OCI: Added curl to image
  • MCP: Started using MCP tool descriptions from Python docstrings
  • Instructions: Copy-editing. Wording.
  • MCP: Added tool get_table_columns

v0.0.5 - 2025-07-22

  • MCP: Fixed defunct get_cratedb_documentation_index tool
  • CLI: Added CLI options for user-defined prompts: --instructions and --conventions, both accepting file paths or URLs.
  • CLI: Added subcommand cratedb-mcp show-prompt to display the system prompt.

v0.0.4 - 2025-07-21

  • Parameters: Added CLI option --host and environment variable CRATEDB_MCP_HOST
  • Parameters: Added CLI option --path and environment variable CRATEDB_MCP_PATH
  • Dependencies: Allowed updating to FastMCP 2.10, which includes a specification update to MCP spec 2025-06-18.
  • OCI: Added building OCI standard image cratedb-mcp
  • OCI: Added building OCI image cratedb-mcpo for Open WebUI
  • Prompt: Added instructions (system prompt) to MCP server. Thanks, @hammerhead and @WalBeh.

v0.0.3 - 2025-06-18

  • Dependencies: Downgraded to fastmcp<2.7 to fix a breaking change

v0.0.2 - 2025-05-21

  • Bugfix: Removed trailing / on HTTP URL if it exists. Thanks, @surister.

v0.0.1 - 2025-05-20

  • Options: Renamed CRATEDB_MCP_HTTP_URL to CRATEDB_CLUSTER_URL, standardizing on common naming conventions
  • CLI: Added subcommand cratedb-mcp serve using Click, with dedicated options --transport and --port
  • Dependencies: Updated to FastMCP 2.0. It significantly expands on 1.0 by introducing powerful client capabilities, server proxying & composition, OpenAPI/FastAPI integration, and more advanced features. See FastMCP 2.0 and the Official MCP SDK.
  • README: Added recommendations to use a read-only database user to prevent agents from modifying the database content

v0.0.0 - 2025-05-16

  • Project: Established project layout
  • Features: First working version
  • Packaging: Adjusted package dependencies for interoperability
  • Packaging: Added basic CLI entry point and server launcher cratedb-mcp
  • Documentation: Show a simple Claude Desktop configuration
  • MCP docs: Add reference to medium-sized llms.txt context file
  • Boilerplate: Added software tests and CI configuration
  • Documentation: Added development sandbox section
  • MCP docs: Used Hishel for transparently caching documentation resources, by default for one hour. Use the CRATEDB_MCP_DOCS_CACHE_TTL environment variable to adjust (default: 3600)
  • SQL: Stronger read-only mode, using sqlparse
  • CLI: Added option --version to report the installed package version
  • Naming things: Started using CRATEDB_MCP_HTTP_TIMEOUT environment variable