Built-in Tools

This page lists the built-in tools available in YAMLLM and their purpose.

Core utilities

• calculator: Safe math evaluation (+, -, *, /, **, %, basic functions)
• datetime: Current time or add offsets; optional formatting
• timezone: Convert time between timezones
• unit_converter: Common length, weight, temperature conversions
• random_string: Random alphanumeric string
• random_number: Random integer in a range
• uuid: Generate UUID v4 strings
• json_tool: Pretty/minify/validate JSON
• regex_extract: Extract regex matches with optional flags i/m/s
• lorem_ipsum: Generate placeholder text

Web + content

• web_search: DuckDuckGo search (no API key required)
• web_scraper: Fetch page, extract visible text
• url_metadata: Fetch page title and meta description
• weather: OpenWeatherMap current weather (requires WEATHER_API_KEY)

Files + data

• file_read: Read a small text file from the workspace (path and size restricted)
• file_search: Search workspace files by glob pattern
• csv_preview: Show CSV headers and first N rows

Encoding + crypto

• base64_encode: Base64-encode text
• base64_decode: Base64-decode text
• hash_text: Hash text with a selected algorithm (e.g., sha256)

Tool packs

• common: calculator, datetime, uuid, random_string, json_tool, regex_extract, lorem_ipsum
• web: web_search, web_scraper, url_metadata, weather
• files: file_read, file_search, csv_preview
• crypto: hash_text, base64_encode, base64_decode
• numbers: random_number, unit_converter
• time: datetime, timezone
• dev: json_tool, regex_extract, hash_text, base64_encode, base64_decode, file_read, file_search, csv_preview, uuid, random_string
• all: every tool

Introspection tool

• tools_help: List available tools (and optionally schemas). Example call:
  • names: optional list of tool names to filter
  • include_schema: boolean (default true) to include JSON Schema

Example YAML

tools:
  enabled: true
  tool_timeout: 10
  packs: ["common", "web"]
  tool_list: ["unit_converter", "tools_help"]