GPT-5.6 Sol API pricing (OpenAI)
$4.0 input / $20.0 output per 1M tokens. Context —; our tier 3; verified; last checked 2026-10-14.
| Input $/1M | Output $/1M | Context | Tier | Verified | Checked |
|---|---|---|---|---|---|
| $4.0 | $20.0 | — | 3 | verified | 2026-10-14 |
Official source: https://platform.openai.com/docs/pricing. Provider page: OpenAI API pricing.
Note: ≤272K input; long context $8/$30; promo through at least 2026-11-21
Example monthly bills by job
| Job | Example volume | This model |
|---|---|---|
| Simple Q&A / chat | 10M in / 2M out | $80.00 |
| Coding | 20M in / 5M out | $180.00 |
| Long documents | 100M in / 2M out | Does not qualify (needs tier ≥2, context ≥500,000) |
| Hard reasoning | 10M in / 10M out | $240.00 |
Cost only, not quality. “Tier” is our rough capability judgment (1 = light, 4 = frontier), not a benchmark. Standard pay-as-you-go text prices only.
Other OpenAI models
- GPT-6 Astra: $10.0 in / $50.0 out per 1M
- GPT-6.1 Sol: $2.0 in / $10.0 out per 1M
- GPT-6 Luna: $0.1 in / $0.5 out per 1M
See every model on the full price table, all models, or see what you'd save switching from GPT-5.6 Sol in the savings calculator.