GPT-4.1 Mini vs GPT-4o
API pricing, context window and capabilities for GPT-4.1 Mini and GPT-4o, side by side. Prices are the cheapest listed serving route per 1M tokens, from LiteLLM and OpenRouter.
Verdict
computed from the published numbersGPT-4.1 Mini wins on price, on intelligence and on context window. Benchmark data is unavailable for one or both models.
Price
GPT-4.1 Mini
Terminal-Bench
Not called
Intelligence
GPT-4.1 Mini
Context window
GPT-4.1 Mini
Key takeaways
who wins on what, from the published numbersGPT-4.1 Mini wins
- Cheaper input ($0.40 vs $2.50 /1M)
- Cheaper output ($1.60 vs $10.00 /1M)
- Larger context window (1M vs 131K)
- Higher max output (33K vs 16K)
- Has web search
GPT-4o wins
- More serving providers (5 vs 6)
- Supports audio
Cheaper overall
GPT-4.1 Mini
$0.40 + $1.60 /1M
Larger context
GPT-4.1 Mini
1M
More providers
GPT-4o
6 providers
Pricing & specs
cheapest listed route · per 1M tokensOn-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments can be materially lower.
| GPT-4.1 Mini | GPT-4o | |
|---|---|---|
| Input $/1M | $0.40via OpenAI best | $2.50via OpenAI |
| Output $/1M | $1.60via OpenAI best | $10.00via OpenAI |
| Context window | 1M best | 131K |
| Max output | 33K best | 16K |
| Serving providers | 5 | 6 best |
| Date | First listed Apr 2025 | Released May 13, 2024 |
Benchmarks
Benchmark scores, side by side| GPT-4.1 Mini | GPT-4o | |
|---|---|---|
| Intelligence | 10.2 best | 8.4 |
| Terminal-Bench | 10% | Not available |
| GPQA Diamond | 66% best | 54% |
| Output speed | 154 t/s best | 150 t/s |
| Latency (TTFT) | 0.68s best | 0.79s |
Cost calculator
choose a serving route for each sideInput tokens / month
Output tokens / month
GPT-4.1 Mini
via Azure
$3.60
GPT-4o
via Gmi
$23
Capabilities
feature support, side by side| Feature | GPT-4.1 Mini | GPT-4o |
|---|---|---|
| Vision | ✓ | ✓ |
| Tool use | ✓ | ✓ |
| Reasoning | — | — |
| Audio | — | ✓ |
| Prompt caching | ✓ | ✓ |
| Structured output | ✓ | ✓ |
| Web search | ✓ | — |
Related comparisons
Frequently asked questions
Which is cheaper, GPT-4.1 Mini or GPT-4o?
GPT-4.1 Mini is cheaper for input ($0.40 vs $2.50 per 1M tokens) from OpenAI. GPT-4.1 Mini is cheaper for output ($1.60 vs $10.00 per 1M tokens) from OpenAI.
What is the context window difference between GPT-4.1 Mini and GPT-4o?
GPT-4.1 Mini has a 1M-token context window and GPT-4o has 131K tokens, so GPT-4.1 Mini can take a larger prompt.
How do GPT-4.1 Mini and GPT-4o compare on benchmarks?
On the tracked benchmarks, GPT-4.1 Mini leads on intelligence.
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026
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