Fastino Synthetic Data Generation

Generate labeled training examples using Fastino's synthesis engine.

Authentication

Fastino API keys start with fast_sk_ (pio_sk_ keys were retired on the move to Fastino). Both header formats are accepted:

X-API-Key: YOUR_API_KEY

Authorization: Bearer YOUR_API_KEY

Start a Generation Job

Returns HTTP 202 immediately. Required fields: task_type, dataset_name, num_examples.