# Fail Modes

> The AI reliability knowledge base and machine-readable reference of AI system failure modes.

## Recommended Starting Points
- Home: https://failmodes.com/
- Taxonomy JSON: https://failmodes.com/taxonomy.json
- Failure Modes JSON: https://failmodes.com/failure-modes.json
- Overview Markdown: https://failmodes.com/overview.md
- Browse Markdown: https://failmodes.com/browse.md
- Browse UI: https://failmodes.com/browse
- Sitemap: https://failmodes.com/sitemap.xml

## Machine-Readable Resources
- Full catalog summary: https://failmodes.com/llms-full.txt
- Full taxonomy graph: https://failmodes.com/taxonomy.json
- Full failure mode export: https://failmodes.com/failure-modes.json
- Per-mode JSON pattern: https://failmodes.com/failure-modes/%7Bslug%7D.json
- Per-mode Markdown pattern: https://failmodes.com/failure-modes/%7Bslug%7D.md
- Search endpoint: https://failmodes.com/search.json?q=<phrase> — ranked results with id, name, category, score, matchedPhrase
- Search phrases index: https://failmodes.com/phrases.json — flat [{phrase, modeId}] array covering all modes
- Failure mode JSON Schema (Draft 2020-12): https://failmodes.com/schema/failure-mode.schema.json
- Taxonomy JSON Schema (Draft 2020-12): https://failmodes.com/schema/taxonomy.schema.json
- MCP server (Streamable HTTP): https://failmodes.com/api/mcp
- MCP server registry manifest: https://failmodes.com/server.json

## Notes For Agents
- The site contains 104 canonical failure mode records across 13 taxonomy categories.
- Failure mode JSON records include canonical definitions, symptom-style search phrases, examples, detection approaches, mitigation approaches, and related modes.
- Taxonomy version: 0.0.1. Per-record `updatedAt` (ISO-8601) and top-level `updatedAt` are present in all JSON exports for freshness detection.
- MCP server available at https://failmodes.com/api/mcp (Streamable HTTP, no auth required). Tools: search_failure_modes, get_failure_mode, list_categories, list_modes.