Return a condensed reference of the Fitter config format (connectors, parsers, model/field schema, placeholders, notifiers, references, limits) with working examples. Use it before authoring a config for fitter_run.

Run a Fitter scraping/parsing config passed inline (JSON or YAML) and return the extracted data as JSON. Fitter fetches data via a connector (HTTP request, headless browser, static value, file, ...) and extracts structured data using json/HTML/XML/xpath selectors described by a declarative model. Call fitter_config_reference first if you are unsure about the config format.

Run a Fitter scraping/parsing config from a local JSON or YAML file and return the extracted data as JSON. Same as fitter_run but reads the config from disk.

Run a Fitter scraping/parsing config downloaded from an HTTP(S) URL (JSON or YAML) and return the extracted data as JSON. Same as fitter_run but fetches the config from a remote location, e.g. a raw GitHub link.

Validate a Fitter config (JSON or YAML) without executing it. Checks the structural rules: item/connector_config/model presence, valid response_type, that the connector has a data source, and compiles every condition/item_condition expression in the model. Returns "valid" or the validation error. Cheap and safe — use it while iterating on a config before calling fitter_run.