GPT-5.4 Mini is $0.25 cheaper per 1M input tokens (25% lower; 1.33x difference).
API cost decision in 10 seconds
NewGrok Build 0.1 vs GPT-5.4 Mini
Pick Grok Build 0.1 for lower cost; pick GPT-5.4 Mini only if the larger context window matters more.
Pricing data updated:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Grok Build 0.1 for lower cost; pick GPT-5.4 Mini only if the larger context window matters more.
On the standard 1M input plus 500K output workload, Grok Build 0.1 is estimated at $2 vs $3 for GPT-5.4 Mini, saving $1 (33.3% lower).
Cost-first pickGrok Build 0.1
Context-first pickGPT-5.4 Mini
Sample savings$133.3%
10x traffic gap$10
GPT-5.4 Mini has more context, but Grok Build 0.1 saves $1 on the standard workload. At 10x that traffic, the same price gap is about $10. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Cost winner changes by workload shape: input-heavy / RAG favors Tie, balanced workload favors Grok Build 0.1, and output-heavy chatbot favors Grok Build 0.1.
| Workload shape | Token mix | Better pick | Grok Build 0.1 | GPT-5.4 Mini |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Tie | $6 | $6 |
| Balanced workload | 1M input + 1M output | Grok Build 0.1 | $3 | $5.25 |
| Output-heavy chatbot | 1M input + 5M output | Grok Build 0.1 | $11 | $23.25 |
Grok Build 0.1 is $2.5 cheaper per 1M output tokens (55.6% lower; 2.25x difference).
GPT-5.4 Mini has 144K more context (1.56x larger).
Grok Build 0.1 is $1 cheaper on the standard workload (33.3% 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
GPT-5.4 Mini has the lower input price; Grok Build 0.1 has the lower output price; GPT-5.4 Mini offers the larger context window. For the 1M input plus 500K output sample, Grok Build 0.1 is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $2 for Grok Build 0.1 and $3 for GPT-5.4 Mini.
Choose Grok Build 0.1 when you care most about lower output-token price.
Choose GPT-5.4 Mini when you care most about lower input-token price, and larger context window.
- On the standard 1M input plus 500K output workload, Grok Build 0.1 is estimated at $2 vs $3 for GPT-5.4 Mini, saving $1 (33.3% lower).
- Grok Build 0.1 is $1 cheaper on the standard workload (33.3% lower).
- GPT-5.4 Mini is $0.25 cheaper per 1M input tokens (25% lower; 1.33x difference).
- Grok Build 0.1 is $2.5 cheaper per 1M output tokens (55.6% lower; 2.25x difference).
- GPT-5.4 Mini has 144K more context (1.56x larger).
| Feature | NewGrok Build 0.1 (xAI) | GPT-5.4 Mini (OpenAI) |
|---|---|---|
| Input Price prompt tokens per 1M | $1 | $0.75 |
| Completion Price per 1M tokens | $2 | $4.5 |
| Sample Workload Cost 1M input + 500K output | $2 | $3 |
| Context Window | 256K | 400K |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Grok Build 0.1 | On the standard 1M input plus 500K output workload, Grok Build 0.1 is estimated at $2 vs $3 for GPT-5.4 Mini, saving $1 (33.3% lower). |
| High-volume input processing | GPT-5.4 Mini | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Grok Build 0.1 | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | GPT-5.4 Mini | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- gpt-oss-120b (free) can replace GPT-5.4 Mini when lower sample workload cost matters most: $0.
- gpt-oss-20b (free) can replace GPT-5.4 Mini when lower sample workload cost matters most: $0.
- gpt-oss-20b can replace GPT-5.4 Mini when lower sample workload cost matters most: $0.1.
- gpt-oss-120b can replace GPT-5.4 Mini 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.
- Owl Alpha offers 1.05M context with $0 sample workload cost.
- Gemini 3.1 Flash Lite offers 1.05M context with $1 sample workload cost.
- No popular competitor is currently available.
Cheaper alternatives
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