GPT-5 Chat Pricing
FlagshipOpenAI · 128K tokens context
GPT-5 Chat from OpenAI costs $1.25 per 1 million input tokens and $10.00 per 1 million output tokens as of June 2026 (live OpenRouter data). The model supports a 128,000-token context window (approximately 96,000 words) with a 16K-token maximum output. A typical 1,000-token request costs $0.0013 in input charges; a 10,000-token request costs $0.0125.
| Input price | $1.25 / 1M tokens |
|---|---|
| Output price | $10.00 / 1M tokens |
| Output / input ratio | 8.0× |
| Context window | 128,000 tokens (~96,000 words) |
| Maximum output | 16,384 tokens |
| Cost per 1K tokens (input) | $0.0013 |
| Tier | Flagship |
| Last verified |
GPT-5 Chat is designed for advanced, natural, multimodal, and context-aware conversations for enterprise applications.
Input Price
$1.25
per 1 million tokens
Output Price
$10.00
per 1 million tokens
Context Window
128K tokens
max 16K output
Cost Examples
| Request Type | Tokens | Input Cost | Output Cost |
|---|---|---|---|
| 1,000 word article | 1,333 | $0.00167 | $0.004 |
| 10-page document (2,500 words) | 3,333 | $0.00417 | $0.01 |
| 1,000 lines of code | 5,000 | $0.00625 | $0.015 |
| 100K token document | 100,000 | $0.125 | $0.30 |
Output cost estimated at 30% of input token count. Use the calculator for exact figures.
Strengths
- ✓Frontier-class quality on complex tasks
- ✓Multimodal: understands images as well as text
- ✓Strong general-purpose performance
Limitations
- –Quality and availability can vary by hosting provider
- –Quality and availability can vary by hosting provider
Best Use Cases
Calculate GPT-5 Chat Costs
Use the TokenRate calculator to convert any budget, token count, or text into exact GPT-5 Chat costs — and compare across all models.
Open Calculator →GPT-5 Chat — FAQ
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