Model Comparator

Compare up to four models using the same criteria.

GPT-5.5 Instant (May 2026)
OpenAI
MiniMax-M2.5
MiniMax

Differences only

✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.

Model Comparator
Metrics	GPT-5.5 Instant (May 2026) OpenAI	MiniMax-M2.5 MiniMax
Intelligence	22.7	Best: 22.8
Speed	—	66.5 t/s
TTFT	—	1.45 s
Input · $ / 1M tokens	$5×16.7 relative to the lowest price among the compared models	Best: $0.30
Output · $ / 1M tokens	$30×25 relative to the lowest price among the compared models	Best: $1.20
Context window	Best: 400K	205K
Reasoning	Yes	Yes
Open weights	No	Yes

Intelligence

GPT-5.5 Instant (May 2026): 22.7
MiniMax-M2.5: Best: 22.8

Speed

GPT-5.5 Instant (May 2026): —
MiniMax-M2.5: 66.5 t/s

TTFT

GPT-5.5 Instant (May 2026): —
MiniMax-M2.5: 1.45 s

Input · $ / 1M tokens

GPT-5.5 Instant (May 2026): $5×16.7 relative to the lowest price among the compared models
MiniMax-M2.5: Best: $0.30

Output · $ / 1M tokens

GPT-5.5 Instant (May 2026): $30×25 relative to the lowest price among the compared models
MiniMax-M2.5: Best: $1.20

Context window

GPT-5.5 Instant (May 2026): Best: 400K
MiniMax-M2.5: 205K

Reasoning

GPT-5.5 Instant (May 2026): Yes
MiniMax-M2.5: Yes

Open weights

GPT-5.5 Instant (May 2026): No
MiniMax-M2.5: Yes

Each reasoning level remains a separate configuration.

Score and cost

Each line joins the reasoning levels of a compared model; the large point marks the configuration in the table. The top-right corner holds the best score for the lowest cost. Select another point to compare that level.

GPT-5.5 Instant (May 2026)22.7 · $11.25
MiniMax-M2.522.8 · $0.525