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MiniMax M2.1 vs GPT 5.6 Luna

At a glance
MiniMaxMiniMax M2.1

Updated MiniMax M2 model with enhanced capabilities.

197K ctx$0.29/$0.95 per M
OpenAIGPT 5.6 Luna

OpenAI's fastest, most affordable GPT-5.6 tier for high-volume, latency-sensitive work.

1.1M ctx$1.00/$6.00 per M
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
MiniMaxMiniMax M2.1
Reasoning
CodingInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Reasoning & Knowledge
Graduate Science—
Agentic
Terminal Tasks36.6%
OpenAIGPT 5.6 Luna
Reasoning
CodingInsufficient data
MathInsufficient data
Sources:Provider·OpenRouter· as of 2026-07-11
Reasoning & Knowledge
Graduate Science92.3%
Agentic
Terminal Tasks84.7%
Specs
MiniMaxMiniMax M2.1
197K
Context
98K
Max output
Dec 2025
Released
OpenAIGPT 5.6 Luna
1.1M
Context
128K
Max output
Jul 2026
Released
Capabilities
MiniMaxMiniMax M2.1
Vision
Audio
Reasoning
OpenAIGPT 5.6 Luna
Vision
Audio
Reasoning
Pricing
MiniMaxMiniMax M2.1
Live pricing, shown before you run
Input$0.29/M tokens
Output$0.95/M tokens
Cache read$0.03/M tokens
OpenAIGPT 5.6 Luna
Live pricing, shown before you run
Input$1.00/M tokens
Output$6.00/M tokens
Cache read$0.10/M tokens
Web search$0.01/search
Chat with MiniMax M2.1Go to model
Chat with GPT 5.6 LunaGo to model
Frequently Asked Questions: MiniMax M2.1 vs GPT 5.6 Luna▼

Which is better, MiniMax M2.1 or GPT 5.6 Luna?

▼

Both MiniMax M2.1 and GPT 5.6 Luna are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, MiniMax M2.1 or GPT 5.6 Luna?

▼

MiniMax M2.1 has a lower blended cost. MiniMax M2.1: $0.29 input / $0.95 output. GPT 5.6 Luna: $1.00 input / $6.00 output.

Which has a larger context window, MiniMax M2.1 or GPT 5.6 Luna?

▼

GPT 5.6 Luna has a larger context window: MiniMax M2.1 supports 197K tokens vs GPT 5.6 Luna at 1.1M tokens.

Do both MiniMax M2.1 and GPT 5.6 Luna support vision?

▼

GPT 5.6 Luna supports vision/image input, but MiniMax M2.1 does not.

What are the key differences between MiniMax M2.1 and GPT 5.6 Luna?

▼

Key differences: MiniMax M2.1 is significantly cheaper; only GPT 5.6 Luna supports vision input. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both MiniMax M2.1 and GPT 5.6 Luna for free on idapt.app to see which performs better for your specific needs.

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