An MCP server that captures and encodes human rejections of AI output into durable, queryable constraints.
Latest release v0.6.0 · 12 Mar 2026
3 files for Claude Code, Codex and OpenCode: whetstone-mcp, whetstone-mcp AGENTS.md, whetstone-mcp CLAUDE.md — 4,392 tokens loaded in every session.
AGENTS.md A 777 tok CLAUDE.md A 3,615 tok .claude/settings.json A — These files are frontier-collective/whetstone-mcp's own configuration — they tell Claude Code, Codex and OpenCode how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.