OpenAI · Released Mar 17, 2026
GPT-5.4 Nano
GPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports text and image inputs and is designed for low-latency...
- Top 40%Chess Puzzles
- Released
- Mar 17 2026
- Context window
- 400K 128K out
- Input / 1M tokens
- $0.20 from $0.10
- Output / 1M tokens
- $1.25 from $0.63
Where to run it
2 providers compared
Cheapest: OpenAI at $0.10 / $0.63 per 1M input / output tokens — 55% less than the priciest option.
| Provider | Input | Output | Cache read | Context | Max output | Uptime | vs. best |
|---|---|---|---|---|---|---|---|
| OpenAI | $0.10 | $0.63 | $0.01 | 400K | 128K | 100%24h | Cheapest |
| Azure | $0.20 | $1.25 | $0.02 | 400K | 128K | 100%24h | +100% |
| OpenAI | $0.20 | $1.25 | $0.02 | 400K | 128K | 100%24h | +100% |
| Azureus | $0.22 | $1.38 | $0.022 | 400K | 128K | — | +120% |
Value
Price vs. performance
GPT-5.4 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
12 benchmark scores
| Benchmark | Score | Rank | Leader |
|---|---|---|---|
| SciCodeSoftware engineering · Research-coding problems from the natural sciences | 47.2% | #55of 93 | Claude Opus 5.566.9% |
| SimpleQA VerifiedWriting & content · Factual accuracy on 1,000 short questions | 11.7% | #64of 66 | Gemini 4 Argon76.0% |
| GPQA DiamondReasoning & knowledge · PhD-level biology, chemistry and physics questions | 78.5% | #73of 92 | Gemini 4 Argon96.4% |
| ARC-AGI-2Reasoning & knowledge · Few-shot abstract reasoning on grid puzzles | 5.7% | #52of 63 | GPT-6 Astra95.0% |
| ARC-AGI-1Reasoning & knowledge · Pattern induction from input–output examples | 51.5% | #57of 63 | Gemini 4 Argon98.5% |
| CritPtReasoning & knowledge · Open-ended, research-level physics problems | 9.3% | #52of 96 | GPT-5.6 Sol32.3% |
| Chess PuzzlesReasoning & knowledge · Find the single best move in 100 new puzzles | 45.0% | #28of 70 | GPT-6 Astra76.0% |
| LMCAReasoning & knowledge · Judge the quality of conceptual arguments like experts | 36.9% | #62of 96 | Claude Sonnet 5.568.3% |
| FrontierMathMaths · Expert-written problems, undergrad to early research (tiers 1–3) | 44.9% | #54of 72 | GPT-6.1 Sol93.7% |
| FrontierMath Tier 4Maths · Exceptionally hard research-level problems | 12.2% | #52of 62 | GPT-6.1 Sol100.0% |
| ProofBenchMaths · Graduate maths proofs verified in Lean 4 | 5.0% | #68of 70 | Claude Sonnet 5.5100.0% |
| OTIS Mock AIMEMaths · Competition-style problems harder than MATH Level 5 | 87.8% | #55of 90 | Gemini 4 Argon100.0% |
Specs
Details
- Model ID
openai/gpt-5.4-nano- Developer
- OpenAI
- Release date
- Mar 17, 2026 ·
- Context window
- 400,000 tokens
- Max output
- 128,000 tokens
- API price
- $0.20 / $1.25 per 1M input / output tokens
- Providers
- 2
- Input types
- file, image, text
- Reasoning
- Yes
- 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.