OpenAIGPT-4 pricing
$30.00 per 1M input tokens and $60.00 per 1M output tokens. In real work that is 4.1¢ per chat answer and 42¢ to summarize a 20-page PDF.
What GPT-4 costs per task
Token counts estimated from a measured model of the same lab (GPT-6.1 Sol), rescaled by tokenizer. Reasoning tokens are billed as output.
| Task | Cost | Tokens used | Price rank | Basis |
|---|---|---|---|---|
| Answer a chat question | 4.1¢$41.13 / 1,000 | 45 in · 560 out · 103 reasoning | 325 of 336 | estimated |
| Reply to a customer email | 1.5¢$15.30 / 1,000 | 258 in · 126 out | 315 of 336 | estimated |
| Write a 1,500-word blog post | 14¢$139 / 1,000 | 59 in · 2,116 out · 172 reasoning | 326 of 336 | estimated |
| Write 10 product descriptions | 7.9¢$78.99 / 1,000 | 283 in · 1,103 out · 72 reasoning | 316 of 336 | estimated |
| Translate 1,000 words | 12¢$120 / 1,000 | 1,330 in · 1,289 out · 44 reasoning | 321 of 336 | estimated |
| Proofread one page (500 words) | 6.1¢$61.26 / 1,000 | 718 in · 662 out | 326 of 336 | estimated |
| Summarize a 20-page PDF | 42¢$420 / 1,000 | 12,987 in · 482 out · 26 reasoning | 333 of 336 | estimated |
| Extract data from an invoice | 3.8¢$38.19 / 1,000 | 373 in · 450 out | 322 of 336 | estimated |
| Analyze a 200-row spreadsheet | 59¢$592 / 1,000 | 4,779 in · 919 out · 6,553 reasoning | 327 of 336 | estimated |
| Answer from 5 retrieved documents (RAG) | 14¢$137 / 1,000 | 3,690 in · 442 out | 331 of 336 | estimated |
| Classify 100 support tickets | 6.9¢$68.97 / 1,000 | 1,261 in · 442 out · 77 reasoning | 317 of 336 | estimated |
| Review 500 lines of code | 38¢$375 / 1,000 | 4,557 in · 1,135 out · 2,843 reasoning | 327 of 336 | estimated |
| Write a SQL query | 3.1¢$31.32 / 1,000 | 126 in · 312 out · 147 reasoning | 314 of 336 | estimated |
| Run a 50-step coding agent | $68.03$68,025 / 1,000 | 2,237,500 in · 15,000 out | 333 of 336 | modeled |
Price at every provider
List prices per 1M tokens (input / output) at each host serving GPT-4 through OpenRouter today. Hosts can differ in quantization, context and speed.
| Provider | Input / output | Cached input | Context | Uptime |
|---|---|---|---|---|
 Azureunknown | $30.00 / $60.00 | - | 8K | 100% |
OpenAIunknown | $30.00 / $60.00 | - | 8K |
Price history
First seen in our price history on Mar 26, 2024 at $30.00 input / $60.00 output. The list price has not changed since.
FAQ
How much does GPT-4 cost?
GPT-4 costs $30.00 per 1 million input tokens and $60.00 per 1 million output tokens (list price on Oct 18, 2026). In practice one chat answer costs about 4.1¢ and summarizing a 20-page PDF about 42¢.
Where is GPT-4 cheapest?
Among 2 providers we track, the lowest list price today is at Azure: $30.00 input and $60.00 output per 1M tokens.
Is the GPT-4 cost per task measured or estimated?
Estimated: GPT-4 was not run directly. Tokens come from GPT-6.1 Sol and are rescaled by the tokenizer of OpenAI. Real usage can differ.