ModelPriceWatch.com
Last scan 2026-09-15 Models tracked 259 Providers 32 Cheapest paid Granite 4.0 H Micro $0.017/Mtok in Every price links to its source

GPT-5.4

by OpenAI

Current flagship mid tier

Today's price · per 1M tokens

Input

$2.50

per 1M tokens

Output

$15.00

per 1M tokens

Blended

$5.63

blended $/1M — 3:1 weighted input:output

Cached input

$0.250

10% of input — prompt caching

Source: official OpenAI pricing · read MODELPRICEWATCH.COM · 2026-09-15

Price receipt

We read OpenAI's own pricing page on and found gpt-5.4 listed with a price on the same row — that read is where the number above comes from. We keep the page text we read; its content hash is 5eccd5f933.

Overview

High-capability model with 1M context. Balanced price-to-performance for most professional tasks.

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
Avg benchmark score78.7%
Perf per $/Mtok14
GPQA Diamond
88%
SWE-Bench Verified
75%
Humanity's Last Exam
40.2%
ARC-AGI 2
50%
AIME 2025
95.5%
MMMLU
88%
BFCL
85%
HumanEval
94.5%
MATH 500
92%
Independent composite scores
  • AA-Omniscience Index: 5.8 (−100–100)
  • LMSYS Chatbot Arena: 1465.7 ELO (Human preference)
How it stacks up
  • Ranks #15 of 84 benchmarked models by average score
  • Ranks #28 of 181 comparably-measured models by percentile score, across 11 independent measurements
  • Ranks #144 of 181 comparably-tested models by normalized performance per dollar
  • Strongest at BFCL — 85%, #1 of 24

120 tokens/sec output

Source: Artificial Analysis, OpenAI model card, Artificial Analysis, LMSYS Chatbot Arena (UC Berkeley) · updated · See full rankings →

Specifications

Provider
OpenAI
Context window
1M tokens
Modality
text, image
Parameters
Proprietary
Open source
No — proprietary
Released
Status
Current
Last updated
Tags
flagshipmultimodal

Availability verified: listed on OpenAI's own page