GPT-5.1 Medium vs MiniMax M2.5: Specs & Benchmark Comparison

CharacteristicGPT-5.1 MediumMiniMax M2.5
CompanyOpenAIMiniMax
Release DateNovember 11, 2025February 11, 2026
Parameters230B
MultimodalYesYes
Context (input)256K
Context (output)64K
Input Price / 1M$1.00
Output Price / 1M$4.00
Average Score1.00.7

Verdict

MiniMax M2.5 leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: GPT-5.1 Medium — 1.0, MiniMax M2.5 — 0.7.

Recency

MiniMax M2.5 is newer: released 2/11/2026 vs 11/11/2025.

More About These Models

Related Comparisons

The GPT-5.1 Medium and MiniMax M2.5 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.1 Medium or MiniMax M2.5 page. See also the complete list of AI model comparisons.