Poio einai pio fthino: OpenAI: GPT-3.5 Turbo Instruct i GPT 5 Chat;
To OpenAI: GPT-3.5 Turbo Instruct einai pio fthino ($0.282 / 1M tokens input / $0.376 / 1M tokens output) apo to GPT 5 Chat ($0.236 / 1M tokens input / $1.88 / 1M tokens output). To pragmatiko kostos exartatai apo to meigma input kai output tokens, opote xrisimopoise ton ypologisti timon pano se pragmatiki kinisi.