GPT-5.4 Nano (batch)
by OpenAI · openai/gpt-5.4-nano:batch · #99 cheapest of 422 paid models
Prices updated Sep 19, 2026, 6:21 PM UTC · refreshed hourly
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...
Compare vs:Claude Sonnet 5Claude Opus 4.6Claude Haiku 4.5Gemini 3.6 Flash
Pricing
Input
$0.10
per 1M tokens
Output
$0.625
per 1M tokens
Blended (3:1)
$0.231
3 input : 1 output
Cache read
$0.01
per 1M cached tokens
Cache write
—
per 1M tokens
Cache & batch economics
Effective prices for GPT-5.4 Nano (batch) with prompt caching.
| Cache hit rate | Effective blended $/1M | Example request* | vs no cache |
|---|---|---|---|
| 0% | $0.231 | $0.0108 | — |
| 50% | $0.198 | $0.006325 | −42% |
| 90% | $0.17 | $0.002725 | −75% |
*Example: 100K sticky context + 2K new input + 1K output. Batch discount is an approximate 50% off list rates for this provider’s batch API. Confirm on the vendor’s pricing page.
What a request costs
| Workload | Input tokens | Output tokens | Cost / request | Cost / 1K requests |
|---|---|---|---|---|
| Short chat message | 500 | 300 | $0.000237 | $0.2375 |
| Document summary | 8,000 | 1,000 | $0.001425 | $1.43 |
| Codebase question (RAG) | 30,000 | 2,000 | $0.00425 | $4.25 |
| Long-context analysis | 150,000 | 5,000 | $0.0181 | $18.13 |
Performance
Intelligence Index
21.2
AA composite quality
Coding Index
56.1
Math Index
—
Agentic Index
17.7
Output speed
0 tok/s
median
Time to first token
0s
median
Time to first answer
0s
after reasoning tokens
Artificial Analysis benchmarks
| Benchmark | Score |
|---|---|
| GPQA Diamond | 81.7% |
| Humanity's Last Exam | 28.3% |
| SciCode | 47.2% |
| IFBench | 75.9% |
| AA-LCR (Long Context Reasoning) | 76.7% |
| Terminal-Bench Hard | 42.4% |
| Terminal-Bench 2.1 | 60.7% |
| τ²-Bench (Telecom) | 76.0% |
| τ³-Bench Banking | 27.4% |
Specs
Context window
400K
tokens
Max output
128K
tokens
Input modalities
file, image, text
Tokenizer
GPT