Gemini 2.5 Flash-Lite vs Gemini 3.1 Flash-Lite
Side-by-side API pricing comparison · Google vs Google
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Gemini 2.5 Flash-Lite is 250% cheaper on blended cost ($0.250 vs $0.875/Mtok)
Gemini 2.5 Flash-Lite
by Google
Current budgetInput
$0.100/Mtok
Output
$0.400/Mtok
✓ Cheaper
| Blended avg | $0.250/Mtok |
|---|---|
| Context | 1M tokens |
| Modality | text, image, audio, video |
| Parameters | Proprietary |
| Released | Jun 17, 2025 |
Gemini 3.1 Flash-Lite
by Google
Current budgetInput
$0.250/Mtok
Output
$1.50/Mtok
| Blended avg | $0.875/Mtok |
|---|---|
| Context | 1M tokens |
| Modality | text, image, audio, video |
| Parameters | Proprietary |
| Released | Jan 1, 2026 |
Cost at scale — 1M tokens (50/50 input/output)
| Volume | Gemini 2.5 Flash-Lite | Gemini 3.1 Flash-Lite | Savings |
|---|---|---|---|
| 1M tokens | $0.25 | $0.88 | $0.63 (72%) |
| 10M tokens | $2.5 | $8.75 | $6.25 (71.4%) |
| 100M tokens | $25 | $87.5 | $62.5 (71.4%) |
| 1000M tokens | $250 | $875 | $625 (71.4%) |
Summary
Gemini 2.5 Flash-Lite by Google costs $0.100/Mtok input and $0.400/Mtok output, with a 1M-token context window. It supports text, image, audio, video input.
Gemini 3.1 Flash-Lite by Google costs $0.250/Mtok input and $1.50/Mtok output, with a 1M-token context window. It supports text, image, audio, video input.
On a blended cost basis, Gemini 2.5 Flash-Lite is 250% cheaper than Gemini 3.1 Flash-Lite.
Note: Pricing is per million tokens. Actual costs vary with usage patterns, prompt caching, and batch discounts. Always verify against official provider pricing pages.