{"source":"https://models.dev/api.json","loaded_at":"2026-09-25T08:00:51.132Z","pricing":"provider-declared (per 1M tokens, USD); jishie-measured evals are a later step","free":"this record is free; jishie indexes & prices models but does not proxy inference","model":{"key":"helicone/gpt-5-nano","model":"gpt-5-nano","name":"OpenAI GPT-5 Nano","provider":"helicone","provider_name":"Helicone","family":"gpt-nano","input_per_mtok":0.049999999999999996,"output_per_mtok":0.39999999999999997,"cache_read_per_mtok":0.005,"context":400000,"max_output":128000,"modalities":["text","image"],"output_modalities":["text"],"kind":"text","tool_call":true,"reasoning":false}}