GPT-5.2
by OpenAI · openai/gpt-5.2 · #280 cheapest of 325 paid models
Prices updated Jul 22, 2026, 1:31 AM UTC · refreshed hourly
GPT-5.2 is the latest frontier-grade model in the GPT-5 series, offering stronger agentic and long context perfomance compared to GPT-5.1. It uses adaptive reasoning to allocate computation dynamically, responding quickly...
Compare vs:Claude Sonnet 5Claude Opus 4.6Claude Haiku 4.5Gemini 3.6 Flash
Pricing
Input
$1.75
per 1M tokens
Output
$14.00
per 1M tokens
Blended (3:1)
$4.81
3 input : 1 output
Cache read
$0.175
per 1M cached tokens
Cache write
—
per 1M tokens
Cache & batch economics
Effective prices for GPT-5.2 with prompt caching.
| Cache hit rate | Effective blended $/1M | Example request* | vs no cache |
|---|---|---|---|
| 0% | $4.81 | $0.1925 | — |
| 50% | $4.22 | $0.1138 | −41% |
| 90% | $3.75 | $0.0508 | −74% |
*Example: 100K sticky context + 2K new input + 1K output. Batch discount is an approximate 50% off list rates for this provider’s batch API. Confirm on the vendor’s pricing page.
What a request costs
| Workload | Input tokens | Output tokens | Cost / request | Cost / 1K requests |
|---|---|---|---|---|
| Short chat message | 500 | 300 | $0.005075 | $5.07 |
| Document summary | 8,000 | 1,000 | $0.028 | $28.00 |
| Codebase question (RAG) | 30,000 | 2,000 | $0.0805 | $80.50 |
| Long-context analysis | 150,000 | 5,000 | $0.3325 | $332.50 |
Performance
Intelligence Index
42.2
AA composite quality
Coding Index
—
Math Index
99
Agentic Index
—
Output speed
87 tok/s
median
Time to first token
104.09s
median
Time to first answer
104.09s
after reasoning tokens
Artificial Analysis benchmarks
| Benchmark | Score |
|---|---|
| MMLU-Pro | 87.4% |
| GPQA Diamond | 90.3% |
| Humanity's Last Exam | 35.4% |
| LiveCodeBench | 88.9% |
| SciCode | 52.1% |
| AIME 2025 | 99.0% |
| IFBench | 75.4% |
| AA-LCR (Long Context Reasoning) | 72.7% |
| Terminal-Bench Hard | 47.0% |
| τ²-Bench (Telecom) | 84.8% |
Design Arena Elo
| Category | Elo |
|---|---|
| Website | 1,222 |
| Web apps | 1,142 |
| Full-stack | 1,100 |
| Mobile apps | 1,167 |
| Android native | 1,052 |
| UI components | 1,231 |
| Data viz | 1,238 |
| SVG | 1,185 |
| 3D | 1,138 |
| Game dev | 1,253 |
| Godot game dev | 1,142 |
| Code categories | 1,203 |
| ASCII art | 1,194 |
Specs
Context window
400K
tokens
Max output
128K
tokens
Input modalities
file, image, text
Tokenizer
GPT