Create, validate, and run reusable named JMESPath queries in jpx .jpx libraries. Use when saving related queries, selecting a query with -Q, or checking a library before use.
Invoke jpx MCP server tools for JMESPath evaluation, function discovery, JSON utilities, and cross-server tool discovery. Use when evaluating expressions via MCP, exploring functions, analyzing JSON structure, or managing named queries.
Look up and call the 470+ extension functions in jpx beyond standard JMESPath. Covers array, string, math, datetime, hash, encoding, regex, object, expression (higher-order), geo, text, validation, and 20+ more categories. Use when a task needs functions…
Write JMESPath expressions to query and transform JSON. Use when extracting, filtering, projecting, or reshaping JSON data. Covers identifiers, projections, filters, multi-select, pipes, functions, and let expressions. Works with any JMESPath implementation.
Run jpx to query and transform JSON from the command line. Covers output formats (CSV, TSV, table, YAML), streaming NDJSON, input modes (slurp, raw-input, null-input), query files, variable binding, and shell pipelines. Use when building shell pipelines or…