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© 2026 CompareLLM. Public benchmark data aggregated from Arena Elo, LiveBench, SWE-bench & OpenRouter.

Every score has a dated snapshot.

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  3. MiniMax M2.5 vs OpenAI: o3 Pro

Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)

MiniMax M2.5 vs OpenAI: o3 Pro benchmark

In this head-to-head showdown, MiniMax M2.5 is more budget-friendly at $0.9/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.

Executive Comparison Verdict

Bottom Line: Both MiniMax M2.5 and OpenAI: o3 Pro present distinct architectural strengths. Compare the verified benchmark matrix below to choose the model tailored to your specific application requirements.
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MiniMax
MiniMax M2.5

MiniMax coding model. Tied near the top of official SWE-bench bash-only in Feb 2026.

Elo 1,478$0.8999999999999999/1M out
OpenAI
OpenAI: o3 Pro

Auto-discovered from OpenRouter (openai/o3-pro). Preview until a second source matches.

$80/1M out
Top Rival Showdowns for MiniMax M2.5
All Matchups
Compare vs:vs Claude Opus 4.5vs GPT-5vs Gemini 3 Provs Grok 4.6vs DeepSeek V4 Pro
Preference Leader

No shared data

Single model data

Throughput Leader

No shared data

No latency data

Value per Dollar Leader

MiniMax M2.5

$0.8999999999999999 / 1M output

Capability Percentiles

Relative percentile scores computed across all active models in the benchmark catalog.

Capability Matchup Radar

Multi-Dimensional Capability Radar

Each spoke is a skill. Farther from the center is better (0–100th percentile). Tap any dot to inspect details.

Tap any node to inspect
Percentile 0–100
Dimensional AdvantageMiniMax M2.5 6/6
Head-to-Head Comparison

Overall Matchup Breakdown

Category wins across reasoning intelligence, generation speed, and token cost.

MiniMax M2.5 (10)vsOpenAI: o3 Pro (0)
MiniMax M2.5: 10W (100%)Overall: MiniMax M2.5OpenAI: o3 Pro: 0W (0%)
← MiniMax M2.5OpenAI: o3 Pro →
MiniMax M2.5 (5/5)

Intelligence & Reasoning

Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy

Preference Elo
1,478vs—
Coding Elo
1,536vs—
SWE-bench
75.8%vs—
LiveBench
64.4%vs—
GPQA Diamond
76.2%vs—
MiniMax M2.5: 5WOpenAI: o3 Pro: 0W
MiniMax M2.5 (2/2)

Speed & Latency

Generation throughput and time to first token responsiveness

Output speed
90 tok/svs—
Time to first token
250 msvs—
MiniMax M2.5: 2WOpenAI: o3 Pro: 0W
MiniMax M2.5 (3/3)

Pricing & Capacity

Cost per million tokens and max context window length

Output price
$0.9/1Mvs$80/1M
Input price
$0.22/1Mvs$20/1M
Context window
205kvs200k
MiniMax M2.5: 3WOpenAI: o3 Pro: 0W

Side-by-Side Benchmark Matrix

Preference Elo
MiniMax M2.51,478
lmarena · Aug 17, 2026
OpenAI: o3 Pro—
Coding Elo
MiniMax M2.51,536
lmarena · Aug 17, 2026
OpenAI: o3 Pro—
LiveBench
MiniMax M2.564.4%
livebench · Aug 17, 2026
OpenAI: o3 Pro—
SWE-bench
MiniMax M2.575.8%
swebench · Aug 17, 2026
OpenAI: o3 Pro—
GPQA Diamond
MiniMax M2.576.2%
seed-bootstrap · Aug 1, 2026
OpenAI: o3 Pro—
Time to first token
MiniMax M2.5250 ms
seed-bootstrap · Aug 1, 2026
OpenAI: o3 Pro—
Output speed
MiniMax M2.590 tok/s
seed-bootstrap · Aug 1, 2026
OpenAI: o3 Pro—
Input priceMiniMax M2.5 (+$19.78/1M)
MiniMax M2.5$0.22/1M
openrouter · Aug 17, 2026
OpenAI: o3 Pro$20/1M
openrouter · Aug 17, 2026
Output priceMiniMax M2.5 (+$79.1/1M)
MiniMax M2.5$0.9/1M
openrouter · Aug 17, 2026
OpenAI: o3 Pro$80/1M
openrouter · Aug 17, 2026
Context windowMiniMax M2.5 (+5k)
MiniMax M2.5205k
openrouter · Aug 17, 2026
OpenAI: o3 Pro200k
openrouter · Aug 17, 2026
BenchmarkMiniMax M2.5OpenAI: o3 ProAdvantage Delta
Preference Elo
1,478
lmarena · Aug 17, 2026
——
Coding Elo
1,536
lmarena · Aug 17, 2026
——
LiveBench
64.4%
livebench · Aug 17, 2026
——
SWE-bench
75.8%
swebench · Aug 17, 2026
——
GPQA Diamond
76.2%
seed-bootstrap · Aug 1, 2026
——
Time to first token
250 ms
seed-bootstrap · Aug 1, 2026
——
Output speed
90 tok/s
seed-bootstrap · Aug 1, 2026
——
Input price
$0.22/1M
openrouter · Aug 17, 2026
$20/1M
openrouter · Aug 17, 2026
MiniMax M2.5 (+$19.78/1M)
Output price
$0.9/1M
openrouter · Aug 17, 2026
$80/1M
openrouter · Aug 17, 2026
MiniMax M2.5 (+$79.1/1M)
Context window
205k
openrouter · Aug 17, 2026
200k
openrouter · Aug 17, 2026
MiniMax M2.5 (+5k)
Interactive Simulator (USD)

Workload Cost & Savings Calculator

Simulate monthly production API costs in USD (US Dollar).

Save up to 99% with MiniMax M2.5
Monthly Volume50M tokens/mo
Quick Presets:
Token Ratio (In vs Out)70% In / 30% Out
RAG / Search (10% out)Coding / Chat (50% out)
MiniMax M2.5$21.20 / mo
In: $7.7Out: $13.5
OpenAI: o3 Pro$1,900.00 / mo
In: $700Out: $1,200
Estimated Cost Delta

MiniMax M2.5 is estimated to save $1,878.80/month ($22,546/year).

Based on 50M tokens (30% gen)

Key Selection Recommendations

  • 1
    MiniMax M2.5:Pick MiniMax M2.5 when you are optimizing output cost.

Recommended Workload Routing

Repo / coding agentsinsufficient data

Need SWE-bench on both sides.

High-volume chatMiniMax M2.5

Lower output list price ($0.9/1M).

Voice / low-latency UIinsufficient data

Need TTFT on both sides.

Long-document RAGMiniMax M2.5

Larger window (205k).

Screenshots / visionOpenAI: o3 Pro

OpenAI: o3 Pro is the side marked multimodal in the catalog.

Target WorkloadRecommended PickEvaluation Rationale
Repo / coding agentsinsufficient dataNeed SWE-bench on both sides.
High-volume chatMiniMax M2.5Lower output list price ($0.9/1M).
Voice / low-latency UIinsufficient dataNeed TTFT on both sides.
Long-document RAGMiniMax M2.5Larger window (205k).
Screenshots / visionOpenAI: o3 ProOpenAI: o3 Pro is the side marked multimodal in the catalog.

Related Editorial Dispatches & Benchmark Notes

View all news
launchFeb 12, 2026

MiniMax M2.5: the Feb 2026 SWE-bench specialist still on the board

Tied near the top of official SWE-bench bash-only in Feb 2026. Coding lists should still see it.

Community Sentiment

Cast Your Matchup Vote

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CompareLLM Matrix

Verified head-to-head card

LIVE
VS
MiniMax

MiniMax M2.5

Elo 1,478
LiveBench64.4%
SWE-bench75.8%
Speed90 tok/s
Output cost$0.9/1M
OpenAI

OpenAI: o3 Pro

Elo n/a
LiveBench—
SWE-bench—
Speed—
Output cost$80/1M

Frequently Asked Questions

Which is better overall, MiniMax M2.5 or OpenAI: o3 Pro?
We do not have preference Elo for both models, so we do not declare an overall winner. Compare the metrics that exist.
Which is better at coding, MiniMax M2.5 or OpenAI: o3 Pro?
SWE-bench is missing for at least one model, so we do not rank coding from a single number.
Which is cheaper to run in production?
MiniMax M2.5 output tokens are $0.9/1M versus $80/1M. Input prices and retry rates still move the real bill.
Which is faster, MiniMax M2.5 or OpenAI: o3 Pro?
We do not have TTFT for both models.
Which has the larger context window?
MiniMax M2.5 accepts 205k tokens versus 200k.
Can I self-host either model?
MiniMax M2.5 is marked open-weights in our catalog. The other side is a closed API. Check the provider license before you ship weights.
Are these scores from CompareLLM’s own evals?
No. V1 aggregates public leaderboards (and optional first-party latency pings). Each cell names its source and date. Read /methodology.
What does preference Elo mean on this page?
Preference Elo is a crowd vote from LMArena / Arena. People see two hidden answers and pick the one they like more. The model that wins more often gets a higher Elo. That means people preferred it — not that it passed a school test. It is not SWE-bench, not accuracy, and not a number we invent. MiniMax M2.5 and OpenAI: o3 Pro Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Related news

  • launch · Feb 12, 2026

    MiniMax M2.5: the Feb 2026 SWE-bench specialist still on the board

Similar Head-to-Head Comparisons

All MiniMax M2.5 matchups →|All OpenAI: o3 Pro matchups →
GPT-4.5 Orion vs MiniMax M2.5GPT-5.6 Terra vs MiniMax M2.5GPT-5 vs MiniMax M2.5GPT-5.6 Sol vs MiniMax M2.5GPT-5.6 Luna vs MiniMax M2.5OpenAI o1-mini vs MiniMax M2.5