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GPT-4 Turbo API pricing
As of October 16, 2026, GPT-4 Turbo costs $10.00 per million input tokens and $30.00 per million output tokens on the OpenAI API. OpenAI plans to retire it on October 23, 2026.
Retires Oct 23
It is the 31st cheapest of 36 OpenAI models tracked here, by blended price. The closest Premium-tier model from another provider is Claude Opus 4.5 (Anthropic) at $5.00 / $25.00; GPT-4 Turbo is 50% more expensive. Same list price as GPT-4 Preview. First listed in the LiteLLM price data on April 9, 2024.
Input / 1M tokens$10.00
Output / 1M tokens$30.00
Context window128K
Max output4K
Every published rate
| Rate | Per 1M tokens |
|---|---|
| Input (standard) | $10.00 |
| Output (standard) | $30.00 |
What it costs in practice
| Task | Tokens | Per request | Per 1,000 requests |
|---|---|---|---|
| Chatbot reply | 1,000 in / 500 out | $0.03 | $25.00 |
| Summarize a long document | 20,000 in / 1,000 out | $0.23 | $230 |
| Coding agent step | 50,000 in / 2,000 out | $0.56 | $560 |
Standard rates, no caching or batch discount. Compare your own numbers across all models →
Price history
| Date | Model | Change |
|---|---|---|
| 2024-04-09 | GPT-4 Turbo | New model listed: $10 in / $30 out source |
Dates are when each change first appeared in the LiteLLM price data, usually within days of the provider's announcement.
Details
| Provider | OpenAI |
| Price tier | Premium |
| Features | Vision, Prompt caching, Tool use, PDF input |
| API model names | gpt-4-turbo, gpt-4-turbo-2024-04-09 |
| Retirement date | October 23, 2026 |
| Official pricing | openai.com |
Models at a similar price
| Model | Input / 1M | Output / 1M |
|---|---|---|
| GPT-5.5 | $5.00 | $30.00 |
| Claude Fable 5 | $10.00 | $50.00 |
| Claude Fable 5.1 | $10.00 | $50.00 |
| GPT-6 Astra | $10.00 | $50.00 |
| Claude Mythos 5 | $10.00 | $50.00 |
| Claude Mythos 5.1 | $10.00 | $50.00 |
Other OpenAI models
| Model | Input / 1M | Output / 1M |
|---|---|---|
| GPT-4 | $30.00 | $60.00 |
| GPT-5.6 Cyber | $12.50 | $75.00 |
| GPT-5.5 Cyber | $12.50 | $75.00 |
| o1 | $15.00 | $60.00 |
| GPT-6 Astra | $10.00 | $50.00 |
| GPT-4 Preview | $10.00 | $30.00 |
| GPT-5.5 | $5.00 | $30.00 |
| GPT-Rosalind Research | $5.00 | $25.00 |
| GPT-Rosalind Discovery | $5.00 | $25.00 |
| GPT-5.6 | $4.00 | $20.00 |
| GPT-5.6 Sol | $4.00 | $20.00 |
| GPT-5.4 | $2.50 | $15.00 |
| GPT-5.2 | $1.75 | $14.00 |
| GPT-5.6 Terra | $2.00 | $12.00 |
| GPT-4o | $2.50 | $10.00 |
| GPT-6 Sol | $2.00 | $10.00 |
| GPT-6.1 Sol | $2.00 | $10.00 |
| GPT-4.1 | $2.00 | $8.00 |
| o3 | $2.00 | $8.00 |
| GPT-5 | $1.25 | $10.00 |
| GPT-5.1 | $1.25 | $10.00 |
| GPT-5 Search API | $1.25 | $10.00 |
| GPT-3.5 Turbo 16K | $3.00 | $4.00 |
| o3 Mini | $1.10 | $4.40 |
| o4 Mini | $1.10 | $4.40 |
| GPT-5.4 Mini | $0.75 | $4.50 |
| GPT-3.5 Turbo | $0.50 | $1.50 |
| GPT-4.1 Mini | $0.40 | $1.60 |
| GPT-5 Mini | $0.25 | $2.00 |
| GPT-5.4 Nano | $0.20 | $1.25 |
| GPT-5.6 Luna | $0.20 | $1.20 |
| GPT-4o Mini | $0.15 | $0.60 |
| GPT-6 Luna | $0.10 | $0.50 |
| GPT-4.1 Nano | $0.10 | $0.40 |
| GPT-5 Nano | $0.05 | $0.40 |