Nemotron 3.5 Lightning vs Seed 2.1 Turbo
Price, context window & benchmark comparison
VS
Compare different models
Verdict: Nemotron 3.5 Lightning is 9.1× cheaper than Seed 2.1 Turbo on a typical 3:1 input/output mix.
| Nemotron 3.5 Lightning | Seed 2.1 Turbo | |
|---|---|---|
| Input price / 1M | $0.08 | $0.50 |
| Output price / 1M | $0.20 | $2.50 |
| Blended price (3:1) | $0.11 | $1.00 |
| Cached input / 1M | $0.04 | — |
| Context window | 262K | 262K |
| Max output | 131K | 236K |
| Intelligence index | 12.9 | — |
| Coding index | 26.8 | — |
| Providers | 4 | 1 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | No | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-08-11 | 2026-08-12 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, Nemotron 3.5 Lightning or Seed 2.1 Turbo?
Nemotron 3.5 Lightning is 9.1× cheaper than Seed 2.1 Turbo on a typical 3:1 input/output mix.
Nemotron 3.5 Lightning vs Seed 2.1 Turbo: which has a bigger context window?
Nemotron 3.5 Lightning: 262,144 tokens. Seed 2.1 Turbo: 262,144 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Nemotron 3.5 Lightning ≈ $260.00, Seed 2.1 Turbo ≈ $2,250.
More comparisons
Nemotron 3.5 Lightning vs GLM 5.3 PrimeNemotron 3.5 Lightning vs Qwen3.8 Max PrimeNemotron 3.5 Lightning vs Command A+Nemotron 3.5 Lightning vs GPT-6 Luna ProNemotron 3.5 Lightning vs GPT-6 LunaNemotron 3.5 Lightning vs GPT-6 Sol ProNemotron 3.5 Lightning vs GPT-6 SolNemotron 3.5 Lightning vs Claude Opus 5.5Nemotron 3.5 Lightning vs MiMo-V2.6-Pro-UltraSpeedNemotron 3.5 Lightning vs MiMo-V2.6-FlashNemotron 3.5 Lightning vs Grok 4.7Nemotron 3.5 Lightning vs Qwen3.8 Omni FlashNemotron 3.5 Lightning vs GLM 5.3 FlashXNemotron 3.5 Lightning vs DeepSeek V4.1 FlashNemotron 3.5 Lightning vs GPT-6 AstraNemotron 3.5 Lightning vs GPT-6 Astra ProSeed 2.1 Turbo vs GLM 5.3 PrimeSeed 2.1 Turbo vs Qwen3.8 Max PrimeSeed 2.1 Turbo vs Command A+Seed 2.1 Turbo vs GPT-6 Luna ProSeed 2.1 Turbo vs GPT-6 LunaSeed 2.1 Turbo vs GPT-6 Sol ProSeed 2.1 Turbo vs GPT-6 SolSeed 2.1 Turbo vs Claude Opus 5.5