OpenAI: gpt-oss-120b vs MiniMax: MiniMax M2: Which AI Model Is Better?

Updated March 24, 2026· Based on independent benchmark data

Quick Verdict

MiniMax: MiniMax M2 leads in intelligence with a score of 49.6 vs 33.3. OpenAI: gpt-oss-120b is 6.5x cheaper at $0.04/1M tokens vs $0.26/1M. For speed, OpenAI: gpt-oss-120b wins at 289 tok/s vs 44 tok/s.

Head-to-Head Comparison

MetricOpenAI: gpt-oss-120bMiniMax: MiniMax M2
Intelligence Score33.349.6
Coding Score28.641.9
Math Score93.4N/A
Speed (tok/s)289 tok/s44 tok/s
Latency (TTFT)0.49s2.03s
Input Price / 1M tokens$0.04$0.26
Output Price / 1M tokens$0.19$1.00
Context Window131K197K
Max Output TokensN/A197K
Input ModalitiesTextText
Output ModalitiesTextText
Free TierNoNo

Detailed Analysis

Intelligence & Quality

MiniMax: MiniMax M2 outperforms OpenAI: gpt-oss-120b on the Artificial Analysis intelligence index with a score of 49.6 compared to 33.3. For coding tasks, MiniMax: MiniMax M2 has the edge with a coding score of 41.9 vs 28.6.

Speed & Latency

OpenAI: gpt-oss-120b generates output significantly faster at 289 tok/s compared to MiniMax: MiniMax M2's 44 tok/s, making it 6.6x faster for streaming responses. Time to first token is 0.49s for OpenAI: gpt-oss-120b vs 2.03s for MiniMax: MiniMax M2, which affects perceived responsiveness in interactive applications.

Pricing

OpenAI: gpt-oss-120b is more affordable at $0.04/1M input tokens ($0.19/1M output), while MiniMax: MiniMax M2 costs $0.26/1M input ($1.00/1M output). That makes MiniMax: MiniMax M2 6.5x more expensive per token, which can add up significantly at scale. For a typical workload of 100 requests per day at 2,000 tokens each, OpenAI: gpt-oss-120b would cost approximately $0.23/month vs $1.53/month for MiniMax: MiniMax M2 in input costs alone.

Context Window

MiniMax: MiniMax M2 offers a larger context window at 197K tokens compared to OpenAI: gpt-oss-120b's 131K.

Best Use Cases

Choose OpenAI: gpt-oss-120b when you need faster output (289 tok/s), lower cost. Choose MiniMax: MiniMax M2 when you need higher intelligence (49.6), stronger coding performance (41.9).

Choose OpenAI: gpt-oss-120b if:

  • You need faster throughput (289 tok/s vs 44 tok/s)
  • You want lower latency (0.49s vs 2.03s TTFT)
  • Budget is a concern ($0.04/1M vs $0.26/1M)

Choose MiniMax: MiniMax M2 if:

  • You need higher intelligence (score: 49.6 vs 33.3)
  • You prioritize coding performance (score: 41.9 vs 28.6)

Frequently Asked Questions

Is OpenAI: gpt-oss-120b better than MiniMax: MiniMax M2 for coding?

MiniMax: MiniMax M2 scores higher on coding benchmarks (41.9 vs 28.6), making it the better choice for programming tasks.

Which is cheaper, OpenAI: gpt-oss-120b or MiniMax: MiniMax M2?

OpenAI: gpt-oss-120b is cheaper at $0.04/1M input tokens vs $0.26/1M for MiniMax: MiniMax M2.

Is OpenAI: gpt-oss-120b faster than MiniMax: MiniMax M2?

OpenAI: gpt-oss-120b is faster, producing output at 289 tok/s compared to MiniMax: MiniMax M2's 44 tok/s.

Can OpenAI: gpt-oss-120b process images?

No, OpenAI: gpt-oss-120b does not support image input. Neither model supports image input.

Which has a larger context window, OpenAI: gpt-oss-120b or MiniMax: MiniMax M2?

MiniMax: MiniMax M2 has a larger context window at 197K compared to OpenAI: gpt-oss-120b's 131K.

Should I use OpenAI: gpt-oss-120b or MiniMax: MiniMax M2?

It depends on your priorities. MiniMax: MiniMax M2 scores higher on intelligence (49.6), but OpenAI: gpt-oss-120b may be better for specific use cases like budget-conscious projects or speed-critical applications.

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Benchmark data by Artificial Analysis

Data last synced: March 24, 2026