Gemini 3.6 Flash vs GPT-5.6 Luna
Rank, tier, score and price side by side, from our weekly rankings. Scores are editorial opinion based on public sources.
A
Gemini 3.6 Flash
B
GPT-5.6 Luna
- ProviderGoogleOpenAI
- Rank#44#39Higher rank
- TierAA
- Score79.981.4Higher score
- PriceFree tier in the Gemini app; usage-based API pricing$0.20 per 1M input tokens, $1.20 per 1M output tokens
- TaglineGoogle's fast-tier Gemini 3.6 model (ninth on the August 2026 BenchAlign leaderboard), since followed by Gemini 3.7 and 3.8 Flash.OpenAI's cost-optimized GPT-5.6 tier, repriced 80% lower in July 2026 for high-volume production workloads.
| Attribute | Gemini 3.6 Flash | GPT-5.6 Luna |
|---|---|---|
| Provider | OpenAI | |
| Rank | #44 | #39Higher rank |
| Tier | A | A |
| Score | 79.9 | 81.4Higher score |
| Price | Free tier in the Gemini app; usage-based API pricing | $0.20 per 1M input tokens, $1.20 per 1M output tokens |
| Tagline | Google's fast-tier Gemini 3.6 model (ninth on the August 2026 BenchAlign leaderboard), since followed by Gemini 3.7 and 3.8 Flash. | OpenAI's cost-optimized GPT-5.6 tier, repriced 80% lower in July 2026 for high-volume production workloads. |