OpenAI
GPT-5.2
Released Jan 15, 2026 · 641B tokens this week · 2 providers
Overview
OpenAI's flagship general model, tuned for long multi-step work and tool-heavy agents. It holds instructions across very long sessions and can switch between quick answers and extended deliberation. The default pick when you want maximum reliability rather than the lowest price.
Providers
Reference data — not yet measured from live traffic
| PROVIDER | MAX OUT | OUTPUT /M | QUANT | |||||
|---|---|---|---|---|---|---|---|---|
OpenAICheapest | 400K | 128K | $1.75 | $14.00 | 208ms | 92 | 99.94% | Full |
Azure AI Foundry | 400K | 128K | $1.89 | $15.12 | 780ms | 74 | 99.81% | Full |
Latency p50 reflects a provider’s API endpoint responsiveness — the round-trip to its API, not per-token inference time. These figures, with throughput and uptime, are reference data until the gateway aggregates its own traffic.
Price comparison
Blended $ per 1M tokens
Blended rate per 1M tokens, weighted one part prompt to three parts completion — roughly the shape of a chat workload. Your mix will move the number.
Call it
OpenAI-compatible — swap the base URL and go
curl https://model.cards/api/v1/chat/completions \
-H "Authorization: Bearer $MODELCARDS_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-5.2",
"messages": [
{ "role": "user", "content": "Summarize the tradeoffs of speculative decoding." }
]
}'