Gemini 3.1 Flash-Lite
No shutdown before this date. Gemini 3.1 Flash-Lite stays on the Gemini API until at least May 7, 2027. Google names Gemini 3.5 Flash-Lite as the replacement.
≥ 7 mo- Earliest retirement
- ≥ 205 daysMay 7, 2027 · Gemini API
- GPQA Diamond
- 81.8%#59 of 108 · Epoch AI
- FrontierMath Tiers 1-3
- 27.7%#58 of 71 · Epoch AI
- List price · $ per 1M
- $0.25 in $1.50 outGemini API · cached input $0.025
- Context window
- 1MMax output 65.5K tokens
Dates on every platform
| Platform | Model ID and status | Deprecated | Shuts down | Replacement |
|---|---|---|---|---|
| Gemini APIGoogle: Gemini deprecations (opens in a new tab) · checked Oct 14, 2026 | gemini-3.1-flash-liteActive | – | ≥ 7 moNot sooner than | Gemini 3.5 Flash-Lite |
| Google Vertex AIGoogle Cloud: Model versions and lifecycle (opens in a new tab) · checked Oct 14, 2026 | gemini-3.1-flash-liteActive | – | ≥ 7 moNot sooner than | – |
Google lists shutdown dates on the Gemini API as the earliest possible dates.
What breaks when you move off Gemini 3.1 Flash-Lite
No breaking changes are recorded for the move to Gemini 3.5 Flash-Lite. Run your own cases on it before the date.
Intelligence
| Benchmark | Publisher | Score | Rank | Published |
|---|---|---|---|---|
| GPQA Diamond | Epoch AI | 81.8% ± 2.7% | #59 of 108 | Aug 6, 2026 |
| FrontierMath Tiers 1-3 | Epoch AI | 27.7% ± 2.7% | #58 of 71 | Aug 30, 2026 |
| OTIS Mock AIME 2024-2025 | Epoch AI | 80.0% ± 6.0% | #62 of 105 | Aug 6, 2026 |
Epoch AI, ‘Capabilities & benchmarking’. Published online at epoch.ai. Retrieved from ‘https://epoch.ai/benchmarks’ [online resource].
List prices
| Platform | Input | Cached | Output | In effect | Source |
|---|---|---|---|---|---|
Gemini APIgemini-3.1-flash-lite | $0.25 | $0.025 | $1.50 | May 7, 2026Current · Audio input costs more. | Google: Gemini Developer API pricing (opens in a new tab) |
Google Vertex AIgemini-3.1-flash-lite | $0.25 | $0.025 | $1.50 | May 7, 2026Current · Audio input costs more. Global endpoint price; regional endpoints cost more. | Google Cloud: Agent Platform pricing (opens in a new tab) |
Change history
ShutdownGemini 3.1 Flash-Lite can shut down from May 7, 2027 on the Gemini APIGemini API
Google lists May 7, 2027 as the earliest shutdown date for gemini-3.1-flash-lite and recommends gemini-3.5-flash-lite.
- Platform
- Gemini API
- Replacement
- Gemini 3.5 Flash-Lite
ShutdownGemini 2.0 Flash and Flash-Lite retired on Agent PlatformGoogle Vertex AI
Gemini 2.0 Flash and 2.0 Flash-Lite stopped serving on Gemini Enterprise Agent Platform, including Provisioned Throughput. Google lists Gemini 3.1 Flash-Lite as the upgrade.
- Platform
- Google Vertex AI
- Replacement
- Gemini 3.1 Flash-Lite
Source: Google Cloud, Gemini Enterprise Agent Platform release notes (opens in a new tab); Google Cloud, Model versions and lifecycle (opens in a new tab)
ShutdownGemini 3.1 Flash-Lite Preview shut down on the Gemini APIGemini API
gemini-3.1-flash-lite-preview stopped serving after the stable gemini-3.1-flash-lite release.
- Platform
- Gemini API
- Replacement
- Gemini 3.1 Flash-Lite
- Announced
Source: Google, Gemini API release notes (opens in a new tab)