Nano Banana 2 Lite vs GPT-5.6
Pricing, benchmarks, and use case comparison
Quick take
- •GPT-5.6 is meaningfully stronger at coding (94 vs 0).
- •Nano Banana 2 Lite is open-weights (free to self-host); GPT-5.6 is paid API only.
Specs comparison
| Nano Banana 2 Lite | GPT-5.6 | |
|---|---|---|
| Provider | OpenAI | |
| Type | Closed source | Closed source |
| Context window | Not announced | Not announced |
| Input / 1M tokens | ✓Not announced | 5 |
| Output / 1M tokens | 33.6 | 30 |
| Release date | 2026-06 | 2026-06 |
Benchmarks
| Benchmark | Nano Banana 2 Lite | GPT-5.6 |
|---|---|---|
| Arena.ai Text-to-Image Leaderboard | Ranked #5 | - |
| Text-to-Image Elo Score | 1251 | - |
| Single-Image Editing Elo Score | 1308 | - |
| Multiple-Image Editing Elo Score | 1294 | - |
| Terminal-Bench 2.1 (Sol) | - | 88.8% |
| Terminal-Bench 2.1 (Terra) | - | 82.5% |
| Terminal-Bench 2.1 (Luna) | - | 84.3% |
| Terminal-Bench 2.1 | - | 88.8 |
| ExploitBench | - | Competitive with Anthropic Mythos Preview |
| ExploitGym | - | Significant improvements |
| GeneBench v1 | - | Not announced |
Scores sourced from official provider release posts and independent benchmark aggregators.
Which should you choose?
Choose Nano Banana 2 Lite if...
- →When cost-per-sample is the primary constraint
- →For workflows requiring 100+ images per session
- →When generation latency must be under 5 seconds
- →For rapid prototyping and exploration
Choose GPT-5.6 if...
- →You want to standardize on one model generation but route requests across cost/quality tiers
- →You are an approved preview partner exploring the newest OpenAI capabilities
- →Workloads spanning agentic coding, knowledge work, and research where tier flexibility helps