API cost decision in 10 seconds
OpenAI GPT Mini Latest vs 🔥GPT-5.5
Pick OpenAI GPT Mini Latest for lower cost; pick GPT-5.5 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 OpenAI GPT Mini Latest for lower cost; pick GPT-5.5 only if the larger context window matters more.
On the standard 1M input plus 500K output workload, OpenAI GPT Mini Latest is estimated at $3 vs $20 for GPT-5.5, saving $17 (85% lower).
Cost-first pickOpenAI GPT Mini Latest
Context-first pickGPT-5.5
Sample savings$1785%
10x traffic gap$170
GPT-5.5 has more context, but OpenAI GPT Mini Latest saves $17 on the standard workload. At 10x that traffic, the same price gap is about $170. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
OpenAI GPT Mini Latest stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | OpenAI GPT Mini Latest | GPT-5.5 |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | OpenAI GPT Mini Latest | $6 | $40 |
| Balanced workload | 1M input + 1M output | OpenAI GPT Mini Latest | $5.25 | $35 |
| Output-heavy chatbot | 1M input + 5M output | OpenAI GPT Mini Latest | $23.25 | $155 |
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
OpenAI GPT Mini Latest has the lower input price, OpenAI GPT Mini Latest has the lower output price, and GPT-5.5 offers the larger context window.
For a 1M input token plus 500K output token workload, the estimated API cost is $3 for OpenAI GPT Mini Latest and $20 for GPT-5.5.
Choose OpenAI GPT Mini Latest when you care most about lower input-token price, and lower output-token price.
Choose GPT-5.5 when you care most about larger context window.
| Feature | OpenAI GPT Mini Latest (OpenAI) | 🔥GPT-5.5 (OpenAI) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.75 | $5 |
| Completion Price per 1M tokens | $4.5 | $30 |
| Sample Workload Cost 1M input + 500K output | $3 | $20 |
| Context Window | 400K | 1.05M |
| Release Date | 2026-04-27 | 2026-04-24 |
| Popularity | #17 |
This model always redirects to the latest model in the OpenAI GPT Mini family.
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | OpenAI GPT Mini Latest | On the standard 1M input plus 500K output workload, OpenAI GPT Mini Latest is estimated at $3 vs $20 for GPT-5.5, saving $17 (85% lower). |
| High-volume input processing | OpenAI GPT Mini Latest | Lower prompt-token price matters most when prompts or retrieved passages dominate the bill. |
| Long responses and chatbots | OpenAI GPT Mini Latest | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | GPT-5.5 | A larger context window leaves more room for retrieved passages and source files. |