{"service":"fal","action":"generate","description":"Generate or edit images, video, music, and speech via fal.ai. Pass `model` (one of the registered keys) plus the model-specific params (prompt, image_url, aspect_ratio, duration, text, etc.).","price_cents":null,"price_dynamic":true,"method":"POST","auth":"Bearer (OAuth) — vaaya:pay scope required","response_shape":"{ ok, data, charged_cents, balance_remaining_cents, transaction_id }"}