GPT-6 Luna vs GPT-5.6 Terra
Rank, tier, score and price side by side, from our weekly rankings. Scores are editorial opinion based on public sources.
A
GPT-6 Luna
B
GPT-5.6 Terra
- ProviderOpenAIOpenAI
- Rank#22#19Higher rank
- TierAA
- Score84.184.8Higher score
- PriceAPI $0.10 input / $0.50 output per 1M tokens ($0.01 cached input)Lower price tierAPI $2 input / $12 output per 1M tokens ($0.20 cached input)
- TaglineOpenAI's low-cost GPT-6 tier for high-volume tasks such as extraction, summarization and routing, with a 1.05M-token context window.Balanced everyday member of the GPT-5.6 family, tuned for cost-aware agents.
| Attribute | GPT-6 Luna | GPT-5.6 Terra |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Rank | #22 | #19Higher rank |
| Tier | A | A |
| Score | 84.1 | 84.8Higher score |
| Price | API $0.10 input / $0.50 output per 1M tokens ($0.01 cached input)Lower price tier | API $2 input / $12 output per 1M tokens ($0.20 cached input) |
| Tagline | OpenAI's low-cost GPT-6 tier for high-volume tasks such as extraction, summarization and routing, with a 1.05M-token context window. | Balanced everyday member of the GPT-5.6 family, tuned for cost-aware agents. |