OpenAI LLM Model ID Reference
The exact model ID string for every major LLM API — copy-paste ready, with context windows and prices, verified against official docs.
Model IDs verified 2026-07-24 against official provider docs. Click an ID to copy it.
| Model | API model ID | Context | $/1M in · out |
|---|---|---|---|
| GPT-5.6 Sol | — | $5 · $30 | |
| GPT-5.6 Terra | — | $2.5 · $15 | |
| GPT-5.6 Luna | — | $1 · $6 | |
| GPT-5.4 mini | — | $0.75 · $4.5 | |
| GPT-5.4 nano | — | $0.2 · $1.25 |
Source: official OpenAI docs → · OpenAI cost calculator
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