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OpenAI

GPT-5.4 mini

efficiency

OpenAI•Released on 2026-03-17

OpenAI's most capable small model, optimized for coding, computer use, multimodal understanding, and subagents. More than 2x faster than GPT-5 mini with near GPT-5.4 flagship performance.

84
Overall Score

Core Specs

128K
Context Window
16K
Max Output
✓
Reasoning
✗
Open Source
Multimodal Support
textimage

Scenario Scores

Coding
#10 / 4088
Writing
#16 / 3982
Translation
#20 / 3984
Data Analysis
#18 / 4083
Conversation
#13 / 3985
Image Gen
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User Feedback Highlights

Based on community feedback. Hover to see original reviews.

+ 2x+ faster than GPT-5 mini+ Near GPT-5.4 performance on coding benchmarks+ Native computer use capability− Best for speed-critical tasks, not deep reasoning+ Excellent for subagents and automation− Smaller context window than GPT-5.4+ Available to free ChatGPT users− Lower max output than flagship
Sentiment:👍 0%😐 0%👎 0%

Pros & Cons

Pros

  • +2x+ faster than GPT-5 mini
  • +Near GPT-5.4 performance on coding benchmarks
  • +Native computer use capability
  • +Excellent for subagents and automation
  • +Available to free ChatGPT users

Cons

  • −Smaller context window than GPT-5.4
  • −Lower max output than flagship
  • −Best for speed-critical tasks, not deep reasoning

Reliability

SLA99.9%
Incidents (30d)0
View Status Page →

Pricing

Input (per 1M tokens)$0.75
Output (per 1M tokens)$4.50
Subscription$20/month
Free trial available
Updated on 2026-03-19

Get Started

1Visit the provider's website
2Create an account
3Start using the model

Compare with Others

GPT-5.4 mini vs MiMo-V2-Pro (Hunter Alpha) →GPT-5.4 mini vs GPT-5.4 Pro →GPT-5.4 mini vs GPT-5.4 →

Benchmarks

sweBenchPro54.2%
osWorldVerified70.1%
terminalBench260%
humanPerformance68.5%