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Seed 1.6 Flash vs Gemini 3.5 Flash
List-price comparison · Seed 1.6 Flash details · Gemini 3.5 Flash details
For a typical workload (100,000 requests / mo), Seed 1.6 Flash costs 96% less — $21.00/mo vs $540.00/mo.
| Seed 1.6 Flash | Gemini 3.5 Flash | |
|---|---|---|
| Input / 1M tokens | $0.075 | $1.50 |
| Output / 1M tokens | $0.300 | $9.00 |
| Typical request (1,200 in + 400 out) | $0.0002 | $0.0054 |
| Context window | 262,144 tokens | 1,048,576 tokens |
| Max output | 32,768 tokens | 65,536 tokens |
| Tier | Flash | Flash |
| Provider | ByteDance Seed |
Projected monthly cost
1,000 requests / month$0.21 vs $5.4010,000 requests / month$2.10 vs $54.00100,000 requests / month$21.00 vs $540.00
Rows open both models in the calculator — adjust volume and token counts there.
Seed 1.6 Flash
Auto-synced from OpenRouter — no editorial write-up yet.
Gemini 3.5 Flash
Fast, cheap multi-modal model with the same 1M-token context as the Pro tier — good for high-volume document Q&A and image/audio triage.
Reasoning quality trails the Pro tier on complex, multi-step tasks; best used where speed and context size matter more than depth.
More comparisons
Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.