OpenAI
GPT-4.1 Nano
For tasks that demand low latency, GPT‑4.1 nano is the fastest and cheapest model in the GPT-4.1 series.
At a glance
- Input / 1M
- $0.10
- Output / 1M
- $0.40
- Context
- 1.05M
- Max output
- 33K
- Intelligence
- 7.8
- Released
- Apr 2025
Pricing
GPT-4.1 Nano API pricing
Per-token rates, plus what common tasks actually cost.
| Input tokensPer 1M tokens | $0.10 |
|---|---|
| Output tokensPer 1M tokens | $0.40 |
| Cached input (read)Per 1M tokens | $0.03 |
| Cache writePer 1M tokens | Not available |
| Web searchPer request | $0.01 |
Chat message
2K in, 500 out
$0.40
per 1,000 requests
Coding task
30K in, 4K out
$4.60
per 1,000 requests
Long document summary
150K in, 2K out
$15.80
per 1,000 requests
Benchmarks
GPT-4.1 Nano benchmark scores
Independent scores from Artificial Analysis. Higher is better.
Intelligence index
7.8
Coding index
11.1
Agentic index
Not available
Specs
Context window and capabilities
What it can read, what it can write, and which API features it supports.
- Context window
- 1.05M tokens
- Max output
- 33K tokens
- Input types
- File, Image, Text
- Output types
- Text
- Reasoning effort
- Not available
- Release date
- April 14, 2025
- Knowledge cutoff
- June 30, 2024
- Tool calling
- Structured outputs
- JSON mode
- Reasoning
- Temperature
- Stop sequences
- Deterministic seed
- Verbosity control
Compare
GPT-4.1 Nano vs other models
See how GPT-4.1 Nano stacks up head to head on price, benchmarks, and features.
VS
GPT-4.1 Nano vs Gemini 2.5 Flash Lite
OpenAI vs Google
See comparisonVSGPT-4.1 Nano vs GPT-6 Luna Pro
OpenAI vs OpenAI
See comparisonVSGPT-4.1 Nano vs gpt-oss-120b
OpenAI vs OpenAI
See comparisonVSGPT-4.1 Nano vs gpt-oss-20b
OpenAI vs OpenAI
See comparisonVSGPT-4.1 Nano vs GPT-4o-mini
OpenAI vs OpenAI
See comparisonVSGPT-4.1 Nano vs GPT-5 Nano
OpenAI vs OpenAI
See comparisonMore GPT-4.1 Nano comparisons
- GPT-4.1 Nano vs Gemma 3 27B
- GPT-4.1 Nano vs Qwen3 30B A3B Instruct 2507
- GPT-4.1 Nano vs Llama 3.3 70B Instruct
- GPT-4.1 Nano vs Llama 4 Scout
- GPT-4.1 Nano vs Qwen3 VL 30B A3B Instruct
- GPT-4.1 Nano vs Nemotron 3 Nano 30B A3B
- GPT-4.1 Nano vs Qwen2.5 72B Instruct
- GPT-4.1 Nano vs Solar Pro 3
- GPT-4.1 Nano vs Qwen3 30B A3B
- GPT-4.1 Nano vs Nova Lite 1.0
- GPT-4.1 Nano vs Llama 3.1 70B Instruct
- GPT-4.1 Nano vs Llama 3.2 3B Instruct
- GPT-4.1 Nano vs GPT-3.5 Turbo
Alternatives
GPT-4.1 Nano alternatives
Similar models worth considering, and where each one has the edge.
OpenAI
GPT-5 Nano
OpenAI
gpt-oss-120b
Gemini 2.5 Flash Lite
Want to learn about other models? Browse all models
FAQ
Frequently asked questions
How much does GPT-4.1 Nano cost?
GPT-4.1 Nano costs $0.10 per 1M input tokens and $0.40 per 1M output tokens through the API. A typical chat message costs about $0.40 per 1,000 messages.
What is the context window of GPT-4.1 Nano?
GPT-4.1 Nano accepts up to 1.05M tokens of input and can write up to 33K tokens in a single response.
What is the best alternative to GPT-4.1 Nano?
GPT-5 Nano from OpenAI is a strong alternative. It offers: higher intelligence score, newer release.
Can I use GPT-4.1 Nano alongside other models?
Yes. Shortcut Chat sends one prompt to GPT-4.1 Nano and any other models you pick at the same time, so you can compare answers side by side.
Try GPT-4.1 Nano next to every other model.
Use GPT-4.1 Nano alongside all the other models. Use one at a time, or multiple together. Get the best answer from every AI.