OpenAI · Released Dec 10, 2025
GPT-5.2 Chat
GPT-5.2 Chat (AKA Instant) is the fast, lightweight member of the 5.2 family, optimized for low-latency chat while retaining strong general intelligence. It uses adaptive reasoning to selectively “think” on...
- Released
- Dec 10 2025
- Context window
- 128K 32K out
- Input / 1M tokens
- $1.75
- Output / 1M tokens
- $14.00
Where to run it
2 providers compared
All 2 paid providers charge the same: $1.75 / $14.00 per 1M input / output tokens.
| Provider | Input | Output | Cache read | Context | Max output | vs. best |
|---|---|---|---|---|---|---|
| Azure | $1.75 | $14.00 | $0.17 | 128K | 32K | Cheapest |
| Kilo Gateway | $1.75 | $14.00 | $0.17 | 128K | 32K | Cheapest |
Benchmarks
Benchmark scores
No benchmark scores yet — Epoch AI hasn't evaluated GPT-5.2 Chat. Scores appear here automatically once it does.
Specs
Details
- Model ID
openai/gpt-5.2-chat- Developer
- OpenAI
- Release date
- Dec 10, 2025 ·
- Context window
- 128,000 tokens
- Max output
- 32,000 tokens
- API price
- $1.75 / $14.00 per 1M input / output tokens
- Providers
- 2
- Input types
- file, image, text
- Reasoning
- No
- Tool calling
- Yes
- Open weights
- No
- Free tier
- No
Release date and prices from OpenRouter's catalog; providers from OpenRouter and models.dev. Buying directly from a provider can cost a little differently. Speed, latency and uptime are measured on OpenRouter only; uptime is the share of OpenRouter requests each provider served over the last day. Benchmark scores are the best result per benchmark from Epoch AI, licensed CC BY 4.0. Rank counts every model tracked here with a score.