GPT-5.6 Terra & Luna vs LongCat 2.0
Specs, per-token pricing, and live benchmark scores — refreshed daily from our benchmark database.
Specs & pricing
| GPT-5.6 Terra & Luna | LongCat 2.0 | |
|---|---|---|
| Company | OpenAI | Meituan |
| Released | Jul 2026 | Jul 2026 |
| Context window | — | 1.0M |
| Input /1M tokens | $2 | $0.3 |
| Output /1M tokens | $12 | $1.2 |
| Open weights | No | No |
Benchmarks
| Benchmark | GPT-5.6 Terra & Luna | LongCat 2.0 |
|---|---|---|
| GPQA | — | 78.0% |
| Speed (tok/s) | — | 42 tok/s |
Scores come from published leaderboards and official model cards (sources listed on the benchmarks page) and refresh daily. Pricing via vendor pages and OpenRouter.