OpenAI: GPT-5.2 Chat
Analysis Summary
OpenAI: GPT-5.2 Chat sits in the Legacy tier on our leaderboard, ranked #296 of 525 published models on overall intelligence. At $1.75 input and $14.00 output per 1M tokens, it is among the most expensive on the market. It offers a standard large context window and supports tool use, function calling, vision, and reasoning.
Editorial notes
OpenAI's GPT-5.2 Chat is a variant without its own benchmark data, and while it benefits from OpenAI's strong provider reputation and supports vision and tool use, its capabilities relative to the benchmarked GPT-5.2 cannot be independently confirmed.
Assessed April 23, 2026
Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?
Performance Profile
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 āthinkā on..
Capabilities
How does OpenAI: GPT-5.2 Chat stack up?
Compare side-by-side with other legacy models.
Model Information
| OpenRouter ID |
openai/gpt-5.2-chat
|
| Provider | openai |
| Release Date | December 10, 2025 |
| Context Length | 128,000 tokens |
| Max Completion | 32,000 tokens |
| Status | Active |
Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $1.75 | $0.001750 |
| Output | $14.00 | $0.014000 |
Live Performance
Live endpoint metrics ā refreshed every 30 minutes.
