ChatGPT Subscription model pricing
As of October 10, 2026, 19 ChatGPT Subscription models are available through LiteLLM. The most recently added are GPT-6.1 Sol, GPT-6 Luna, GPT-6 Sol. Prices below are ChatGPT Subscription's list prices.
ChatGPT Subscription models
| Model | Lab | Price | Context | Providers | Added |
|---|---|---|---|---|---|
| GPT-6.1 Sol | OpenAI | – | 922K | 8 | Sep 2026 |
| GPT-6 Luna | OpenAI | – | 922K | 8 | Sep 2026 |
| GPT-6 Sol | OpenAI | – | 922K | 8 | Sep 2026 |
| GPT-6 Astra | OpenAI | – | 922K | 8 | Sep 2026 |
| GPT-5.6 Luna | OpenAI | – | 1M | 9 | Jul 2026 |
| GPT-5.6 Sol | OpenAI | – | 1M | 8 | Jul 2026 |
| GPT-5.6 Terra | OpenAI | – | 1M | 9 | Jul 2026 |
| GPT-5.5 | OpenAI | – | 1M | 10 | Apr 2026 |
| GPT-5.3 Chat | OpenAI | – | 128K | 3 | Mar 2026 |
| GPT-5.3 Codex Spark | OpenAI | – | 128K | 1 | Mar 2026 |
| GPT-5.3 Instant | OpenAI | – | 128K | 1 | Mar 2026 |
| GPT-5.4 | OpenAI | – | 1M | 9 | Mar 2026 |
| GPT-5.4 Pro | OpenAI | – | 1M | 4 | Mar 2026 |
| GPT-5.3 Codex | OpenAI | – | 128K | 7 | Feb 2026 |
| GPT-5.2 Codex | OpenAI | – | 128K | 3 | Jan 2026 |
| GPT-5.1 Codex Max | OpenAI | – | 128K | 3 | Dec 2025 |
| GPT-5.2 | OpenAI | – | 128K | 6 | Dec 2025 |
| GPT-5.1 Codex Mini | OpenAI | – | 128K | 3 | Nov 2025 |
| GPT Rosalind Discovery | OpenAI | – | – | 2 | – |