GPT-5.4 Pro

OPENAI Developer Architecture Profile

Intelligence (ELO)1450Chatbot Arena Verified

Max Context1,050,000Tokens

API Cost / 1M$210.00Blended Prompt + Completion

Model Capabilities

Coding & Logic
Fictional
Top Tier

GPT-5.4 Pro is OpenAI's most advanced model, building on GPT-5.4's unified architecture with enhanced reasoning capabilities for complex, high-stakes tasks. It features a 1M+ token context window (922K input, 128K output) with support for text and image inputs. Optimized for step-by-step reasoning, instruction following, and accuracy, GPT-5.4 Pro excels at agentic coding, long-context workflows, and multi-step problem solving.

Granular Pricing Matrix

Input Tokens (Prompt)$30.00 / 1M

Output Tokens (Completion)$180.00 / 1M

Pricing data via OpenRouter. Sync: 3/16/2026

Evaluate Competitors

VS Engine MatchupGPT-5.4 Pro vs OpenAI: GPT-5.4 VS Engine MatchupGPT-5.4 Pro vs OpenAI: GPT-5.3 Chat VS Engine MatchupGPT-5.4 Pro vs OpenAI: GPT-5.3-Codex VS Engine MatchupGPT-5.4 Pro vs Google: Gemini 3.1 Pro Preview VS Engine MatchupGPT-5.4 Pro vs OpenAI: GPT-5.2 Chat VS Engine MatchupGPT-5.4 Pro vs Anthropic: Claude Opus 4.5