OpenAI model product
GPT-4.1-nano
1 family.
Updated Aug 12, 2026. Default version: GPT-4.1 nano
LLMBoard score4.3GPT-4.1 nano
Coverage100%24 benchmark families
Context window1MTokens
Official input price$0.10OpenAI API
GPT-4.1-nano Specifications
Technical details for the model's default version.
- Version
- GPT-4.1 nano
- Released
- Apr 14, 2025
- Knowledge cutoff
- May 31, 2024
- Parameters
- N/A
- Context window
- 1M
- Max output
- 32.8K
- Inputs
- image, text
- Outputs
- text
- Open weights
- No
- License
- Proprietary
GPT-4.1-nano Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
GPT-4.1-nano Benchmark Results
Benchmark scores for GPT-4.1 nano.
| OpenAI-MRCR: 2 needle 1M | 12.0% | 05 | 5 | 0.0% | C | |
| Internal API instruction following (hard) | 31.6% | 06 | 7 | 16.7% | C | |
| ComplexFuncBench | 5.7% | 07 | 7 | 0.0% | C | |
| Graphwalks parents >128k | 5.6% | 07 | 7 | 0.0% | C | |
| OpenAI-MRCR: 2 needle 128k | 36.6% | 07 | 9 | 25.0% | C | |
| Aider-Polyglot Edit | 6.2% | 10 | 10 | 0.0% | C | |
| COLLIE | 42.5% | 10 | 10 | 0.0% | C | |
| Graphwalks BFS <128k | 25.0% | 11 | 11 | 0.0% | C | |
| Graphwalks BFS >128k | 2.9% | 11 | 11 | 0.0% | C | |
| Graphwalks parents <128k | 9.4% | 11 | 11 | 0.0% | C | |
| CharXiv-D | 73.9% | 16 | 16 | 0.0% | C | |
| Multi-IF | 57.2% | 20 | 20 | 0.0% | C | |
| Aider-Polyglot | 9.8% | 22 | 22 | 0.0% | C | |
| TAU-bench Airline | 14.0% | 23 | 23 | 0.0% | C | |
| TAU-bench Retail | 22.6% | 25 | 25 | 0.0% | C | |
| Multi-Challenge | 15.0% | 29 | 29 | 0.0% | C | |
| MathVista | 56.2% | 31 | 39 | 21.1% | C | |
| MMMLU | 66.9% | 46 | 49 | 6.3% | C | |
| CharXiv-R | 40.5% | 47 | 48 | 2.1% | C | |
| MMMU | 55.4% | 51 | 63 | 19.4% | C | |
| AIME 2024 | 29.4% | 52 | 53 | 1.9% | C | |
| IFEval | 74.5% | 60 | 65 | 7.8% | C | |
| MMLU | 80.1% | 62 | 100 | 38.4% | C | |
| GPQA | 50.3% | 178 | 234 | 24.0% | C |
GPT-4.1-nano Arena Results
Preference and agent-evaluation results for the default version.
| vision | overall | 117 | 1063.5 | 1,211 | N/A | |
| vision style control | overall | 117 | 1089.5 | 1,211 | N/A | |
| text style control | overall | 230 | 1322.2 | 6,103 | N/A | |
| text | overall | 234 | 1284.8 | 6,103 | N/A |
GPT-4.1-nano Runtime Performance
Provider-specific output speed and catalog latency for GPT-4.1 nano. Runtime does not affect the capability score.
| OpenAI | 48.966 tok/s | 1.535 s | 1M | 32.8K |
Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.
GPT-4.1-nano Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- $0.10 input, $0.40 output per 1M
- Official provider
- OpenAI
- Lowest third-party
- From $0.10 input, $0.40 output per 1M via Impossibl
- Tracked offerings
- 9
| Impossibl | openai/gpt-4.1-nano | global | $0.10 | $0.40 | 1M | |
| NanoGPT | openai/gpt-4.1-nano | global | $0.10 | $0.40 | 1M | |
| NEAR AI Cloud | openai/gpt-4.1-nano | global | $0.10 | $0.40 | 1M | |
| OrcaRouter | openai/gpt-4.1-nano | global | $0.10 | $0.40 | 1M | |
| Kilo Gateway | openai/gpt-4.1-nano | global | $0.10 | $0.40 | 1M | |
| Merge Gateway | openai/gpt-4.1-nano | global | $0.10 | $0.40 | 1M | |
| Vercel AI Gateway | openai/gpt-4.1-nano | global | $0.10 | $0.40 | 1M | |
| OpenRouter | openai/gpt-4.1-nano | global | $0.10 | $0.40 | 1M | |
| OpenAI | gpt-4.1-nano | global | $0.10 | $0.40 | 1M |
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
GPT-4.1-nano Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
| GPT-4.1 nano | 4.3 | N/A | 1M | 32.8K | No | Proprietary |
What is GPT-4.1-nano?
Key information about GPT-4.1-nano and its available data.
1 family. It delivers exceptional performance at a small size with its 1 million token context window. Ideal for tasks like classification or autocompletion.
Data as of 2026-08-11.
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FAQ
Common questions about GPT-4.1-nano.
When was GPT-4.1-nano released?
GPT-4.1-nano's default version was released on Apr 14, 2025.
How much does GPT-4.1-nano cost?
GPT-4.1-nano's official API price is $0.10 per million input tokens and $0.40 per million output tokens via OpenAI. The lowest tracked third-party offer starts at $0.10 input and $0.40 output via Impossibl.
Who created GPT-4.1-nano?
GPT-4.1-nano was created by OpenAI.
What is the context window for GPT-4.1-nano?
The default version has a 1M token context window.
Is GPT-4.1-nano open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer GPT-4.1-nano?
9 provider offerings are linked to the default version.
What models should I compare GPT-4.1-nano with?
Nearby ranked alternatives include Phi 3.5 MoE, GPT-4, Qwen2.5 Coder 32B.