GPT-5.6 Sol vs o3-mini
Live Unit Economics, TTFT Latency & Reasoning Benchmark Analysis
Which model is better: GPT-5.6 Sol or o3-mini?
Verified Performance & Unit Economics Delta
Daily synchronized metrics from synthetic latency endpoints and benchmark evaluations.
| Metric / Dimension | GPT-5.6 Sol | o3-mini | Net Delta / Advantage |
|---|---|---|---|
| Input Cost / 1M Tokens | $8.00 | $1.10 | o3-mini is 7.3x cheaper |
| Output Cost / 1M Tokens | $32.00 | $4.40 | o3-mini (627.3% lower) |
| Avg TTFT Response Latency | 420ms | 1200ms | GPT-5.6 Sol (+780ms faster) |
| SWE-bench Verified (Coding) | 79.5% | 49.3% | GPT-5.6 Sol (+30.2% lead) |
| Inference Value Score (IVR) | 35.3 / 100 | 77 / 100 | o3-mini (+41.7 pts) |
Interactive Monthly Token Economics & ROI Forecaster
Model your expected production workload across prompt (input) and completion (output) tokens.
Estimated Monthly Spend
$8/1M in · $32/1M out
$1.1/1M in · $4.4/1M out
When to Choose GPT-5.6 Sol
Choose GPT-5.6 Sol when you need High-order STEM research, autonomous enterprise executive workflow coordination, and heavy deep-reasoning pipelines. and have an infrastructure budget aligned with $8.00/1M tokens.
When to Choose o3-mini
Choose o3-mini when you need Cost-efficient STEM reasoning, high-throughput math problem-solving, and structured code synthesis. and prioritize OpenAI ecosystem integration at $1.10/1M tokens.
Related Questions & Decision Factors
Which is cheaper: GPT-5.6 Sol or o3-mini?
o3-mini is cheaper at $1.10/1M input tokens compared to $8.00/1M for GPT-5.6 Sol.
Which model has lower latency: GPT-5.6 Sol or o3-mini?
GPT-5.6 Sol delivers faster response times with an average TTFT of 420ms vs 1200ms for o3-mini.
When should you choose GPT-5.6 Sol?
Choose GPT-5.6 Sol when you need High-order STEM research, autonomous enterprise executive workflow coordination, and heavy deep-reasoning pipelines. and have an infrastructure budget aligned with $8.00/1M tokens.
When should you choose o3-mini?
Choose o3-mini when you need Cost-efficient STEM reasoning, high-throughput math problem-solving, and structured code synthesis. and prioritize OpenAI ecosystem integration at $1.10/1M tokens.