gpt-5.4-nano · OpenAI
Cheapest 5.4 tier at $0.20/$1.25 for extraction, tagging and routing at scale.
Last checked Aug 16, 2026. Calculations use the listed base rates; provider-specific tiers, cache writes, batch pricing, and long-context rules may differ. Note: Context/max-output not separately published; family defaults shown. Confirm the current rate at the official provider source.
Input
$0.20
per 1M tokens
Output
$1.25
per 1M tokens
Cached input
$0.02
per 1M tokens
Context window
1.1M
max output 128K
GPT-5.4 nano cost calculator
What GPT-5.4 nano costs per task
| Use case | Input tokens | Output tokens | Cost / request | Monthly @ 1K req/day |
|---|---|---|---|---|
| Customer support chatbot | 3,500 | 350 | $0.000697 | $20.895 |
| RAG / search-augmented answers | 8,000 | 500 | $0.001505 | $45.15 |
| AI coding assistant | 12,000 | 2,000 | $0.003604 | $108.12 |
| Document summarization | 25,000 | 600 | $0.0053 | $159.00 |
| Agentic workflow | 40,000 | 1,500 | $0.005195 | $155.85 |
| Content generation | 800 | 1,200 | $0.001617 | $48.504 |
| Data extraction & tagging | 2,000 | 250 | $0.000641 | $19.215 |
| Translation | 5,000 | 5,500 | $0.00774 | $232.20 |
Assumes each use case's typical cacheable share of input. See full cost scenarios.
Compare with alternatives
| Model | Input /M | Output /M | Context | Chat request* |
|---|---|---|---|---|
| GPT-5.4 nano | $0.20 | $1.25 | 1.1M | $0.00144 |
| Gemini 2.5 Flash-Litecompare | $0.10 | $0.40 | 1M | $0.00054 |
| GPT-5.6 Luna | $0.20 | $1.20 | 1.1M | $0.0014 |
| Ministral 3 (8B) | $0.15 | $0.15 | 131.1K | $0.00045 |
*4,000 in + 800 out tokens, 50% cached input where available.
Related calculations
FAQ
GPT-5.4 nano costs $0.20 per 1M input tokens and $1.25 per 1M output tokens, with cached input at $0.02 per 1M tokens. Verified Aug 16, 2026 against https://developers.openai.com/api/docs/pricing.
GPT-5.4 nano supports a 1,050,000-token context window with up to 128,000 output tokens per request, tokenized with o200k_base.
At $0.20/M input and $1.25/M output, GPT-5.4 nano sits above Gemini 2.5 Flash-Lite ($0.10/M in, $0.40/M out) — see the comparison table for full-workload differences.