Side by side
Gemini 3.5 Flash (batch) vs Gemini 3.8 Flash (batch)
Source: OpenRouter (live)
Live figures
The numbers
Best value in each row is highlighted. “Not declared” means the provider does not advertise the feature on its listing.
| Attribute | ||
|---|---|---|
| Input priceUSD per 1M tokens | $0.75 | $0.38 (best) |
| Output priceUSD per 1M tokens | $4.50 | $1.88 (best) |
| Blended price75% in / 25% out | $1.69 | $0.75 (best) |
| Vs. market median | 2.1× dearer | 6% cheaper |
| Value rankcheapest = 1 | #275 | #197 (best) |
| Context windowtokens | 1.0M | 1.0M |
| Max outputtokens | 66K | 66K |
| Input modalities | text, image, video, file, audio | text, image, video, file, audio |
| Output modalities | text | text |
| Tool calling | Declared | Declared |
| Reasoning | Declared | Declared |
| Structured output | Declared | Declared |
| Listed on OpenRouter | 2026-05-19 | 2026-09-02 (best) |
Blended price assumes a 3:1 input-to-output token mix. Median is across all 417 priced models.
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What the numbers say
- Google: Gemini 3.8 Flash (batch) is the cheapest here at $0.75/M blended — 2.3× less than Google: Gemini 3.5 Flash (batch).
Models
Model pages
Full pricing history, capabilities and alternatives for each model in this comparison.
$1.69
/M blended
$0.750
/M blended
More comparisons
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