MiniMax M2 is $0.99 cheaper per 1M input tokens (79.6% lower; 4.9x difference).
API cost decision in 10 seconds
GPT-5 vs MiniMax M2
Pick MiniMax M2 for lower cost; pick GPT-5 only if the larger context window matters more.
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Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick MiniMax M2 for lower cost; pick GPT-5 only if the larger context window matters more.
On the standard 1M input plus 500K output workload, MiniMax M2 is estimated at $0.76 vs $6.25 for GPT-5, saving $5.5 (87.9% lower).
Cost-first pickMiniMax M2
Context-first pickGPT-5
Sample savings$5.587.9%
10x traffic gap$54.95
GPT-5 has more context, but MiniMax M2 saves $5.5 on the standard workload. At 10x that traffic, the same price gap is about $54.95. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
MiniMax M2 stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | GPT-5 | MiniMax M2 |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | MiniMax M2 | $11.25 | $1.77 |
| Balanced workload | 1M input + 1M output | MiniMax M2 | $11.25 | $1.25 |
| Output-heavy chatbot | 1M input + 5M output | MiniMax M2 | $51.25 | $5.25 |
MiniMax M2 is $9 cheaper per 1M output tokens (90% lower; 10x difference).
GPT-5 has 195.2K more context (1.95x larger).
MiniMax M2 is $5.5 cheaper on the standard workload (87.9% lower).
Estimate your workload cost
Your Workload Cost
This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.
Quick Decision
MiniMax M2 has the lower input price; MiniMax M2 has the lower output price; GPT-5 offers the larger context window. For the 1M input plus 500K output sample, MiniMax M2 is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $6.25 for GPT-5 and $0.76 for MiniMax M2.
Choose GPT-5 when you care most about larger context window.
Choose MiniMax M2 when you care most about lower input-token price, and lower output-token price.
- On the standard 1M input plus 500K output workload, MiniMax M2 is estimated at $0.76 vs $6.25 for GPT-5, saving $5.5 (87.9% lower).
- MiniMax M2 is $5.5 cheaper on the standard workload (87.9% lower).
- MiniMax M2 is $0.99 cheaper per 1M input tokens (79.6% lower; 4.9x difference).
- MiniMax M2 is $9 cheaper per 1M output tokens (90% lower; 10x difference).
- GPT-5 has 195.2K more context (1.95x larger).
| Feature | GPT-5 (OpenAI) | MiniMax M2 (MiniMax) |
|---|---|---|
| Input Price prompt tokens per 1M | $1.25 | $0.255 |
| Completion Price per 1M tokens | $10 | $1 |
| Sample Workload Cost 1M input + 500K output | $6.25 | $0.76 |
| Context Window | 400K | 204.8K |
| Release Date | ||
| Popularity | #57 | #62 |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | MiniMax M2 | On the standard 1M input plus 500K output workload, MiniMax M2 is estimated at $0.76 vs $6.25 for GPT-5, saving $5.5 (87.9% lower). |
| High-volume input processing | MiniMax M2 | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | MiniMax M2 | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | GPT-5 | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- gpt-oss-120b (free) can replace GPT-5 when lower sample workload cost matters most: $0.
- gpt-oss-20b (free) can replace GPT-5 when lower sample workload cost matters most: $0.
- gpt-oss-20b can replace GPT-5 when lower sample workload cost matters most: $0.1.
- gpt-oss-120b can replace GPT-5 when lower sample workload cost matters most: $0.13.
- Llama 4 Scout offers 10M context with $0.23 sample workload cost.
- Grok 4.20 offers 2M context with $2.5 sample workload cost.
- Grok 4.20 Multi-Agent offers 2M context with $5 sample workload cost.
- Owl Alpha offers 1.05M context with $0 sample workload cost.
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