GPT-5.4-ProvsGrok 3

GPT-5.4-Pro
Grok 3
API pricing
Input price
$30.00
Output price
$180.00
Cheapest input
$30.00Azure
Cheapest output
$180.00Azure
Benchmarks
BrowseComp
89.3%
Humanity's Last Exam · with tools
58.7%
ARC-AGI-2
83.3%
FrontierMath · Tier 1–3
50%
FrontierMath · Tier 4
38%
GPQA Diamond
94.4%
GDPval (win/tie rate)
82%
Overview
CompanyOpenAISpaceXAI
Release dateMar 5 2026Feb 17 2025
AccessProprietaryProprietary

Other comparisons

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Frequently asked questions

GPT-5.4-Pro and Grok 3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Only GPT-5.4-Pro has a verified first-party API price: $30.00 per million input tokens and $180.00 per million output tokens. No pay-as-you-go API rate is tracked for Grok 3. Grok 3 shipped 381 days before GPT-5.4-Pro, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — GPT-5.4-Pro and Grok 3 don't publish scores on any of the same benchmarks.