GPT-Rosalind (OpenAI) vs MiniMax M2 / M2.5

Which one should you pick? Here's the full breakdown.

GPT-Rosalind (OpenAI)

C
6.8/10

OpenAI's first domain-specific model -- life sciences, drug discovery, translational medicine. Launched 2026-04-16 as a Trusted Access research preview. Launch partners: Amgen, Moderna, Allen Institute, Thermo Fisher. Paired with a Life Sciences Codex plugin (50+ scientific tool integrations)

Our Pick

MiniMax M2 / M2.5

A
8.4/10

MiniMax's open-weights frontier -- first open model to match Claude Opus 4.6 on SWE-Bench at 10-20× lower cost

CategoryGPT-Rosalind (OpenAI)MiniMax M2 / M2.5
Ease of Use3.06.5
Output Quality9.09.0
Value7.09.5
Features8.08.5
Overall6.88.4

Pricing Comparison

FeatureGPT-Rosalind (OpenAI)MiniMax M2 / M2.5
Free TierNoYes
Starting PriceInvite only$0

Benchmark Head-to-Head

MiniMax M2.5 (230B/10B active MoE) benchmarks — GPT-Rosalind (OpenAI) has no published benchmarks

BenchmarkScore
MMLU-Pro82.1%
GPQA Diamond76.8%
SWE-Bench Verified80.2%
HumanEval91%
AIME 202585.3%

Which Should You Pick?

Pick GPT-Rosalind (OpenAI) if...

Researchers and enterprises in biology, drug discovery, protein science, translational medicine, or adjacent life-sciences domains who can get Trusted Access. Also relevant to anyone building life-sciences AI products who needs to understand where OpenAI's vertical strategy is heading.

Visit GPT-Rosalind (OpenAI)

Pick MiniMax M2 / M2.5 if...

  • Easier to use (6.5 vs 3)
  • Better value for money (9.5/10)
  • Has a free tier

Agentic coding and tool-use workflows on a budget. Best price-to-SWE-Bench ratio of any open-weights model in 2026.

Visit MiniMax M2 / M2.5

Our Verdict

MiniMax M2 / M2.5 is the clear winner here with 8.4/10 vs 6.8/10. GPT-Rosalind (OpenAI) isn't bad, but MiniMax M2 / M2.5 outperforms it across the board. Pick GPT-Rosalind (OpenAI) only if researchers and enterprises in biology, drug discovery, protein science, translational medicine, or adjacent life-sciences domains who can get trusted access.