OpenAI · Released Apr 14, 2025
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. It delivers exceptional performance at a small size with its 1 million...
- Released
- Apr 14 2025
- Context window
- 1.05M 33K out
- Input / 1M tokens
- $0.10
- Output / 1M tokens
- $0.40
Where to run it
2 providers compared
Cheapest: OpenAI, Azure at $0.10 / $0.40 per 1M input / output tokens — 9% less than the priciest option.
| Provider | Input | Output | Cache read | Context | Max output | Uptime | vs. best |
|---|---|---|---|---|---|---|---|
| OpenAI | $0.10 | $0.40 | $0.025 | 1.05M | 33K | 100%24h | Cheapest |
| Azure | $0.10 | $0.40 | $0.03 | 1.05M | 943K | 99.9%24h | Cheapest |
| Azureswedencentral | $0.11 | $0.44 | $0.033 | 1.05M | 943K | — | +10% |
Value
Price vs. performance
GPT-4.1 Nano Other OpenAI Other labs Value frontier · GPQA Diamond vs. input price per 1M tokens (log scale) · Drag to pan, pinch or Ctrl + scroll to zoom, double-click to zoom in.
Benchmarks
11 benchmark scores
| Benchmark | Score | Rank | Leader |
|---|---|---|---|
| SciCodeSoftware engineering · Research-coding problems from the natural sciences | 25.9% | #99of 102 | Claude Opus 5.566.9% |
| Aider PolyglotSoftware engineering · Hard Exercism problems in many languages | 8.9% | #23of 26 | GPT-588.0% |
| Fiction.LiveBenchWriting & content · Understanding long creative writing (16k tokens) | 25.0% | #24of 24 | GPT-597.2% |
| SimpleQA VerifiedWriting & content · Factual accuracy on 1,000 short questions | 6.0% | #79of 79 | Gemini 4 Argon76.0% |
| GPQA DiamondReasoning & knowledge · PhD-level biology, chemistry and physics questions | 48.9% | #104of 122 | Gemini 4 Argon96.4% |
| ARC-AGI-2Reasoning & knowledge · Few-shot abstract reasoning on grid puzzles | 0.0% | #68of 75 | GPT-6 Astra95.0% |
| ARC-AGI-1Reasoning & knowledge · Pattern induction from input–output examples | 0.0% | #75of 75 | Gemini 4 Argon98.5% |
| CritPtReasoning & knowledge · Open-ended, research-level physics problems | 0.0% | #92of 111 | GPT-5.6 Sol32.3% |
| Chess PuzzlesReasoning & knowledge · Find the single best move in 100 new puzzles | 0.0% | #83of 83 | GPT-6 Astra76.0% |
| LMCAReasoning & knowledge · Judge the quality of conceptual arguments like experts | 5.5% | #120of 123 | Claude Sonnet 5.568.3% |
| OTIS Mock AIMEMaths · Competition-style problems harder than MATH Level 5 | 28.9% | #96of 120 | Gemini 4 Argon100.0% |
Specs
Details
- Model ID
openai/gpt-4.1-nano- Developer
- OpenAI
- Release date
- Apr 14, 2025 ·
- Context window
- 1,047,576 tokens
- Max output
- 32,768 tokens
- API price
- $0.10 / $0.40 per 1M input / output tokens
- Providers
- 2
- Input types
- image, text, file
- Reasoning
- No
- Tool calling
- Yes
- Open weights
- No
- Free tier
- No
Release date, prices and providers from OpenRouter's catalog; buying directly from a provider can cost a little differently. Uptime is the share of OpenRouter requests each provider served over the last day. Benchmark scores are the best result per benchmark from Epoch AI, licensed CC BY 4.0. Rank counts every model tracked here with a score.