Gemini 3 Pro Image vs Gemini 3.1 Flash Image
Side-by-side comparison of API pricing, specs, benchmarks, and capabilities
Gemini 3.1 Flash Image is 51.2% cheaper on blended cost ($15.38 vs $31.50/Mtok)
| Specification |
Gemini 3 Pro ImageIntro price
by Google
|
Gemini 3.1 Flash ImageIntro price
by Google
|
|---|---|---|
| Overview | ||
| Status | Current image | Current image |
| Released | May 28, 2026 | May 28, 2026 |
| Pricing per million tokens | ||
| Input | $2.00/Mtok | $0.500/Mtok |
| Output | $120.00/Mtok | $60.00/Mtok |
| Blended avg | $31.50/Mtok | $15.38/Mtok |
| Specifications | ||
| Context window | — tokens | — tokens |
| Parameters | Proprietary | Proprietary |
| Speed (TPS) | — | — |
| Modalities | ||
| Input |
textimage
|
textimage
|
| Providers | ||
| Available from |
Google — $2.00/$120.00/Mtok
|
Google — $0.500/$60.00/Mtok
|
Cost at scale
1M tokens · 50/50 input/output| Volume | Gemini 3 Pro Image | Gemini 3.1 Flash Image | Savings |
|---|---|---|---|
| 1M tokens | $31.5 | $15.38 | $16.13 (51.2%) |
| 10M tokens | $315 | $153.75 | $161.25 (51.2%) |
| 100M tokens | $3150 | $1537.5 | $1612.5 (51.2%) |
| 1000M tokens | $31500 | $15375 | $16125 (51.2%) |
When to pick which
distilled from the pricing and spec data above
Pick Gemini 3 Pro Image if…
- this pairing gives Gemini 3 Pro Image no edge on price, context, cache discount, or measured performance — pick it only for qualitative fit (ecosystem, compliance, model behavior on your prompts)
Pick Gemini 3.1 Flash Image if…
- cost dominates: $15.38/Mtok blended vs $31.50 — 51.2% less on the same 50/50 token mix
Try Gemini 3.1 Flash Image on Google
The cheaper option here — Gemini 3.1 Flash Image costs $15.38/Mtok blended on Google.
Summary
Gemini 3 Pro Image by Google costs $2.00/Mtok input and $120.00/Mtok output. It supports text, image input.
Gemini 3.1 Flash Image by Google costs $0.500/Mtok input and $60.00/Mtok output. It supports text, image input.
On a blended cost basis, Gemini 3.1 Flash Image is 51.2% cheaper than Gemini 3 Pro Image.
Note: Pricing is per million tokens. Actual costs vary with usage patterns, prompt caching, and batch discounts. Always verify against official provider pricing pages.
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