GPT-4.1
OpenAIGPT-4.1 by OpenAI costs $2/M input, $8/M output with 1.0M context window. Updated February 2026. Compare with GPT-5, Claude, Gemini & 40+ models.
Input Price
$2.00
per 1M tokens
Output Price
$8.00
per 1M tokens
Context Window
1.0M
tokens
Specifications
| Provider | OpenAI |
| Model ID | gpt-4-1 |
| Input Price | $2 / 1M tokens |
| Output Price | $8 / 1M tokens |
| Context Window | 1.0M tokens |
| Max Output | 33K tokens |
| Capabilities | textvisionfunction_callingstructured_output |
| Release Date | 2025-04 |
Monthly Cost Estimates
Estimated monthly costs based on different daily usage levels (assuming 50% input / 50% output split).
| Daily Tokens | Monthly Cost | Annual Cost |
|---|---|---|
| 10K | $1.50 | $18.00 |
| 50K | $7.50 | $90.00 |
| 100K | $15.00 | $180.00 |
| 500K | $75.00 | $900.00 |
| 1.0M | $150.00 | $1800.00 |
About GPT-4.1
GPT-4.1 is a large language model by OpenAI. It features a 1.0M token context window with up to 33K tokens of output per request. The model supports 4 capabilities: text, vision, function_calling, structured_output.
At $2 per million input tokens and $8 per million output tokens, GPT-4.1 is positioned as a mid-range option in the OpenAI lineup. Use our Token Counter to estimate how many tokens your prompts use, and our Pricing Calculator to compare costs across all models.
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FAQ
How much does GPT-4.1 cost?
GPT-4.1 costs $2 per million input tokens and $8 per million output tokens. For a typical workload of 100K tokens/day, expect approximately $18.00/month.
What is GPT-4.1's context window?
GPT-4.1 supports a context window of 1.0M tokens. This means your combined input prompt and output response can be up to 1.0M tokens. The maximum output per response is 33K tokens.
Is GPT-4.1 good for my use case?
GPT-4.1 supports text, vision, function_calling, structured_output. As a mid-range model, it balances capability and cost for most production use cases. Use our Pricing Calculator to compare with alternatives.