Across price, speed and reliability, gpt-realtime-2 offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.
Figures are illustrative demo data, not financial advice.
gpt-realtime-1.5 has the lower input price — $4.00 vs $4.00 per 1M tokens — so for most blended workloads it is the more cost-effective of the two. Figures are illustrative demo data.
Across price, speed and reliability, gpt-realtime-2 offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.