OpenAI Fast

GPT-5 Nano

Ultra-fast for simple tasks

💰 Pricing
Per million tokens (USD)
Input$0.05
Output$0.40
Cached Input
$0.00590% savings
Last updated: 2026-02-06
📊 Specifications
Context Window400.0K
Max Output16.0K
Features
VisionFunction CallingStreamingJSON Mode
📈 Price Comparison
Compare with similar models
ModelInputOutputvs GPT-5 Nano
GPT-5 NanoCurrent
$0.05$0.40
Gemini 2.5 Flash Lite
$0.10$0.40
Gemini 2.0 Flash
$0.10$0.40
Claude 3 Haiku
$0.25$1.25+213%
Gemini 2.5 Flash
$0.30$2.50+525%
Claude 3.5 Haiku
$0.80$4.00+900%
🧮 Example Costs
Typical use case estimates
Single Request
$0.0003
1.0K in / 500 out
1K Requests/day
$0.2500
1.0M in / 500.0K out
10K Requests/day
$2.50
10.0M in / 5.0M out