GPT-5.2 vs GPT-5 mini

Benchmarks, API pricing and specs, head to head. Data updated 2026-06-10.

GPT-5.2

OpenAI · Dec 2025

The December 2025 GPT-5 refresh: stronger coding and agentic skills than GPT-5.1 at a moderate price, now the value pick in OpenAI's lineup.

GPT-5 mini

OpenAI · Aug 2025

A fast, cheap distillation of GPT-5 for high-volume workloads — one fifth of the flagship's price with most of its everyday capability.

The verdict

GPT-5.2 wins 1 of the 1 benchmarks these models share, against 0 for GPT-5 mini. On price the gap is dramatic: GPT-5 mini works out roughly 7.0x cheaper per blended million tokens.

Benchmark head-to-head 10

SWE-bench Verified
~77.9%~71%
GPT-5.2GPT-5 mini

Specs & pricing

GPT-5.2GPT-5 mini
modhub Index
Input price / 1M$1.75$0.25
Output price / 1M$14$2
Context window400K400K
Max output128K128K
Open weightsnono
Reasoning modelyesyes
Multimodal inputtext, imagetext, image
Knowledge cutoffAug 2025May 2024
ReleasedDec 2025Aug 2025
Example monthly cost*$38.50$5.50

* 10M input + 1.5M output tokens per month at list prices, no caching. Green = better value on that row.

Frequently asked questions

Which is better, GPT-5.2 or GPT-5 mini?
GPT-5.2 wins 1 of the 1 benchmarks these models share, against 0 for GPT-5 mini. On price the gap is dramatic: GPT-5 mini works out roughly 7.0x cheaper per blended million tokens.
Which is cheaper, GPT-5.2 or GPT-5 mini?
GPT-5.2 costs $1.75/$14 per million input/output tokens, while GPT-5 mini costs $0.25/$2. For a typical workload of 10M input and 1.5M output tokens per month, that's $38.50 versus $5.50.
Which model is better for coding, GPT-5.2 or GPT-5 mini?
On SWE-bench Verified — the standard agentic-coding benchmark — GPT-5.2 scores ~77.9% versus ~71% for GPT-5 mini, making GPT-5.2 the stronger pick for coding agents.

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