Model Library
OpenAIReleased April 14, 2025GPT-4.1 nano
OpenAI · Released April 14, 2025
Intelligence score
10
At a glance
- Intelligence
- 10
- Speed
- 188.4tokens/sec
- Latency
- 620mstime to first token
- Input price
- $0.10per 1M tokens
- Output price
- $0.40per 1M tokens
- Context window
- 4tokens
- Parameters
- —
Summary
Comparison summary
GPT-4.1 nano scores 10 on the Artificial Analysis Intelligence Index, placing it below average among other non-reasoning models in a similar price tier (median: 11). GPT-4.1 nano generates output at 188.4 tokens per second (based on OpenAI's API), which is well above average compared to other non-reasoning models in a similar price tier (median: 95.5 t/s). GPT-4.1 nano costs $0.10 per 1M input tokens (very competitive, median: $0.20) and $0.40 per 1M output tokens (very competitive, median: $0.70), based on OpenAI's API.
Specifications
Technical specifications
| Model name | GPT-4.1 nano |
|---|---|
| Provider | OpenAI |
| Release date | April 14, 2025 |
| Intelligence score | 10 |
| Speed | 188.4 tokens/sec |
| Latency (TTFT) | 0.62s |
| Input price | $0.10 / 1M tokens |
| Output price | $0.40 / 1M tokens |
| Context window | 4 tokens |
| Parameters | — |
| Reasoning | No |
| Input modalities | text, image |
| Output modalities | — |
| Open weights | No |
| License | — |
| API availability | — |
| Source | Model Intelligence legacy profile: gpt-4-1-nano |
Pricing
Token prices
Price per 1M tokens
GPT-4.1 nano, as listed in the catalog record
- Input$0.10
- Output$0.40
| Token type | Price per 1M |
|---|---|
| Input | $0.10 |
| Output | $0.40 |
Model Intelligence legacy profile: gpt-4-1-nano
FAQ · 20
Frequently asked questions
GPT-4.1 nano was released on April 14, 2025.
GPT-4.1 nano was created by OpenAI.
GPT-4.1 nano scores 10 on the Artificial Analysis Intelligence Index, placing it below average among other non-reasoning models in a similar price tier (median: 11).
GPT-4.1 nano generates output at 188.4 tokens per second (based on OpenAI's API), which is well above average compared to other non-reasoning models in a similar price tier (median: 95.5 t/s).
GPT-4.1 nano has a time to first token (TTFT) of 0.62s (based on OpenAI's API), which is very competitive compared to other non-reasoning models in a similar price tier (median: 1.53s).
GPT-4.1 nano costs $0.10 per 1M input tokens (very competitive, median: $0.20) and $0.40 per 1M output tokens (very competitive, median: $0.70), based on OpenAI's API.
GPT-4.1 nano costs $0.10 per 1M input tokens and $0.40 per 1M output tokens (based on OpenAI's API). For a blended rate (7:2:1 cache hit/input/output ratio), this is $0.08 per 1M tokens. Pricing may vary by provider.
When evaluated on the Intelligence Index, GPT-4.1 nano generated 8.7M output tokens, which is somewhat higher than average compared to other non-reasoning models in a similar price tier (median: 8.4M).
No, GPT-4.1 nano is not a reasoning model. It provides direct responses without extended chain-of-thought reasoning.
GPT-4.1 nano supports text and image input.
GPT-4.1 nano supports text output.
Yes, GPT-4.1 nano supports image input and can analyze, describe, and answer questions about images.
Yes, GPT-4.1 nano is multimodal. It can process text and image input and generate text output.
GPT-4.1 nano has a context window of 1.0M tokens. This determines how much text and conversation history the model can process in a single request.
No, GPT-4.1 nano is proprietary. The model weights are not publicly available.
GPT-4.1 nano is a proprietary model and OpenAI has not disclosed the model size or parameter count.
GPT-4.1 nano achieves a score of 10 on the Artificial Analysis Intelligence Index. This composite benchmark evaluates models across reasoning, knowledge, mathematics, and coding.
GPT-4.1 nano has a knowledge cutoff of May 2024. The model's training data includes information up to this date.
Yes, GPT-4.1 nano is available via API through 2 providers.
GPT-4.1 nano is available through 2 API providers.