ModelPriceWatch.com
Last scan 2026-08-01 Models tracked 181 Providers 27 Cheapest paid Granite 4.0 Micro $0.017/Mtok in Every price links to its source

GPT-5.4 nano

by OpenAI

Current budget cheap tier

Today's price · per 1M tokens

Input

$0.200

per 1M tokens

Output

$1.25

per 1M tokens

Blended

$0.725

avg of input & output $/1M

Cached input

$0.020

10% of input — prompt caching

Source: official OpenAI pricing · read Jul 3, 2026 MODELPRICEWATCH.COM · 2026-08-01

Overview

Smallest, cheapest GPT-5.4 variant. Built for classification and high-volume tasks at scale.

Capabilities

struck through = not supported
Input 2/5
Text ✓ Image ✓ Audio Video PDF
Output 1/5
Text ✓ Image Audio Video Embedding
Features 3/9
Prompt caching ✓ Reasoning Coding Fast inference Long context ✓ Open weights Multimodal ✓ Web search Realtime

Benchmark performance

accuracy % · higher is better
Percentile vs all tracked models 60.2th2 independent measurements
Percentile per $/Mtok 83.6
Humanity's Last Exam vendor
24.3%

Every per-benchmark score we hold for this model is reported by its own vendor, so none is counted toward an accuracy average or any ranking. The percentile above is its standing across the independent composites below.

Independent composite scores
  • AA Intelligence Index: 38.2 (Artificial Analysis composite across reasoning, knowledge and coding evals)
  • LMSYS Chatbot Arena: 1466 ELO (Human preference)
How it stacks up
  • Ranks #31 of 133 comparably-measured models by percentile score, across 2 independent measurements
  • Ranks #20 of 133 comparably-tested models by normalized performance per dollar

191 tokens/sec output

Source: Artificial Analysis (via BenchLM), LMSYS Chatbot Arena (snapshot via BenchLM), OpenAI model card (no tools) · updated Jul 18, 2026 · See full rankings →

Specifications

Provider
OpenAI
Context window
400K tokens
Modality
text, image
Parameters
Proprietary
Open source
No — proprietary
Released
Mar 17, 2026
Status
Current
Last updated
Jul 3, 2026
Tags
budgetmultimodal

Availability verified: Jul 3, 2026 — listed on OpenAI's own page