OpenAI: GPT-5.6
Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
Cheapest input
$1.50
$/MTok · models.dev
Cheapest output
$12
$/MTok
Context
1.1M
tokens
Offers
7
2 sources
Offers
Same model, different listings. First-party, router, and aggregator rows stay separate so you can see the spread instead of a single blended number.
| Source | Provider | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| models.devcheapestgpt-5.6 | Xpersona | $1.50 | $12 | $0.15 | 372K |
| models.devgpt-5.6 | OpenAI | $5 | $30 | $0.5 | 1.1M |
| LiteLLMgpt-5.6 | — | $5 | $30 | $0.5 | — |
| LiteLLMazure/gpt-5.6 | — | $5 | $30 | $0.5 | — |
| LiteLLMazure/eu/gpt-5.6 | — | $5.50 | $33 | $0.55 | — |
| LiteLLMeu/gpt-5.6 | — | $5.50 | $33 | $0.55 | — |
| LiteLLMus/gpt-5.6 | — | $5.50 | $33 | $0.55 | — |
Capabilities
- Reasoning
- Tool calling
- Structured output
- Attachments
- In: text
- In: image
- In: pdf
- Out: text
Knowledge cutoff: 2026-02-16Released: 2026-07-09Family: gpt-sol