GPT-5.6 Sol vs o1
Pricing verdict: GPT-5.6 Sol vs o1: GPT-5.6 Sol is cheaper for input-heavy usage ($5.00/M vs $15.00/M input tokens), while GPT-5.6 Sol is better for long-context tasks (1,050,000 tokens).
Direct answer: choose GPT-5.6 Sol for lower token spend and choose GPT-5.6 Sol when your workload needs longer context.
Compare API pricing, input and output token costs, context windows, and monthly estimates on one page so you can pick the right model fast.
Cost Comparison (1000 input + 500 output tokens, 100 requests/day)
GPT-5.6 Sol
o1
Cost Differences
o1 costs more than GPT-5.6 Sol
Quick Recommendation
Winner for direct API pricing: GPT-5.6 Sol. At the default workload, GPT-5.6 Sol saves about $75.00/month ($912.50/year) versus o1.
Feature Comparison
| Feature | GPT-5.6 Sol | o1 |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Input Price | $5.00/1M tokens | $15.00/1M tokens |
| Output Price | $30.00/1M tokens | $60.00/1M tokens |
| Context Window | 1,050,000 tokens | 200,000 tokens |
| Max Output | 128,000 tokens | 65,536 tokens |
| Category | flagship | reasoning |
| Capabilities | textvisioncodereasoning | textreasoning |
| Release Date | 6/26/2026 | 9/12/2024 |
GPT-5.6 Sol vs o1: Which Should You Choose?
Choosing between GPT-5.6 Sol and o1 depends on your priorities: cost efficiency, context length, or raw capability. GPT-5.6 Sol is the more affordable option at $5.00/1M input tokens — 67% cheaper than o1. Meanwhile, GPT-5.6 Sol offers a significantly larger context window at 1,050,000 tokens vs 200,000 for o1.
These models target different tiers: GPT-5.6 Sol is a flagship model while o1 is reasoning. This means they're optimized for different workloads. GPT-5.6 Sol is built for complex tasks that require deeper reasoning, while o1 offers better value for routine operations.
Output costs matter too. GPT-5.6 Sol charges $30.00/1M output tokens vs $60.00 for o1. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. GPT-5.6 Sol has the edge here at $30.00/1M output tokens.
Multimodal capabilities: GPT-5.6 Sol supports vision (image inputs) while o1 is text-only. If your application needs image understanding, this narrows your choice.
Best Use Cases
Choose GPT-5.6 Sol when:
- • Budget is a primary concern
- • You need a larger context window (1,050,000 tokens)
- • You need more capabilities (vision, code)
- • You need longer outputs (up to 128,000 tokens)
- • You're already using OpenAI's API ecosystem
Choose o1 when:
- • You're already using OpenAI's API ecosystem
Pros and Caveats at a Glance
GPT-5.6 Sol
- • Input pricing: $5.00/M tokens
- • Output pricing: $30.00/M tokens
- • Context window: 1,050,000 tokens
- • Max output: 128,000 tokens
Watch out for
- • Trade-offs are minor in this matchup.
o1
- • Input pricing: $15.00/M tokens
- • Output pricing: $60.00/M tokens
- • Context window: 200,000 tokens
- • Max output: 65,536 tokens
Watch out for
- • Higher input cost than GPT-5.6 Sol
- • Higher output cost than GPT-5.6 Sol
- • Smaller context window than GPT-5.6 Sol
Try Different Scenarios
Use the calculator below to see how costs change with different usage patterns
GPT-5.6 Sol (OpenAI)
o1 (OpenAI)
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