head-to-head

OpenAI: GPT Mini Latest vs OpenAI: GPT-5.4 Mini

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.

The verdict

For a sample job of 1 million input tokens and 250,000 output tokens, both cost $1.88 at current list prices.

Both read up to 400,000 tokens at once, roughly 600 pages of text.

Across the 20 tasks where they differ, GPT-5.4 Mini on 20 (SQL Generation, Code Review, Code Completion and others).

GPT Mini Latest was released in April 2026 and GPT-5.4 Mini in March 2026.

Pick GPT-5.4 Mini if you need the stronger all-round task scores.

Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.

Task	OpenAI: GPT Mini Latest	OpenAI: GPT-5.4 Mini
SQL Generation	133	164
Code Review	132	159
Code Completion	130	132
Code Refactoring	136	158
Bug Fixing	136	170
Unit Test Generation	124	148
Code Documentation	130	140
Regex Writing	119	132
CI/CD Pipelines	120	139
Frontend Component Design	122	141
Data Analysis	124	160
CSV / Spreadsheet Cleanup	133	151
ETL Scripting	128	149
JSON Extraction	130	146
Bulk Data Labeling	128	133
OCR / Document Parsing	131	144
Table Extraction from PDFs	131	144
Long-Document Summarization	137	154
Short-Form Summarization	123	129
Blog Post Writing	121	136

Scores reflect capability match + benchmark data + pricing for each task. Methodology →