OpenAI

GPT-5.4 Mini

Mid-size OpenAI tier — solid quality at $0.75/$4.50.

API onlytextimagefileREL 2026-03-17

Compare this model →Verified 2026-06-12

Overview

GPT-5.4 Mini is the balanced small model in OpenAI's lineup: a 400K context window, multimodal input, and enough reasoning ability for most assistant and RAG workloads at $0.75/$4.50 per 1M tokens.

Benchmark scores

Methodology →

Intelligence49

Codingn/a

Reasoningn/a

Mathn/a

Sources and verification

Intelligence: Artificial Analysis Intelligence Index · checked 2026-06-12
Catalogue and pricing: OpenRouter model record · checked 2026-06-12

Strengths

Good cost/quality middle ground
400K context
Fast

Trade-offs

Noticeable quality gap to full 5.4 on hard tasks

Reach for this model when

RAG answers, app backends, everyday assistant features.

Run something like it locally

A 30–70B open model (Qwen, Llama 4) on Ollama or LM Studio competes directly at this tier.

Ollama

One-command local LLM runtime.

OPEN SOURCECPU-CAPABLE