Gemini 3.1 Flash-Lite Preview
Googleai.google.dev/gemini-api/docs/models/gemini-3.1-
Our most cost-efficient multimodal model, offering the fastest performance for high-frequency, lightweight tasks.
Updated 11 min ago · first seen 11 Sept 2026
model_01M293VBT564STN5728B9ZTBGA
- Context
- 1.05M tokens
- T1 · 24 min ago
- Released
- 3 Mar 2026
- T2 · 11 min ago
Specification
- Family
- Gemini
Source:Google AI for Developers (Gemini API docs)T1observed 29 min agohigh
- Release date
- 3 Mar 2026
Source:OpenRouter public model & pricing listingT2observed 11 min agomedium
- Status
- retired
Source:Google AI for Developers (Gemini API docs)T1observed 29 min agohigh
- Context window
- 1.05M tokens
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- Max output
- 65.5K tokens
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- Modalities
- audio, image, pdf, text, video
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- Input modalities
- text, image, video, audio, pdf
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- Output modalities
- text
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- Tokenizer
- Gemini
Source:OpenRouter public model & pricing listingT2observed 11 min agomedium
- API model id
- gemini-3.1-flash-lite-preview
Source:Google AI for Developers (Gemini API docs)T1observed 29 min agohigh
- Official page
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- Capabilities
- Caching, Code execution, File search, Function calling, Grounding with Google Maps, Search grounding, Structured outputs, Thinking, URL context
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- File input
- Yes
Source:OpenRouter public model & pricing listingT2observed 11 min agomedium
- Latest update
- 2026-03
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- Openrouter id
- google/gemini-3.1-flash-lite-preview
Source:OpenRouter public model & pricing listingT2observed 11 min agomedium
- Supported parameters
- include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, temperature, tool_choice, tools, top_p
Source:OpenRouter public model & pricing listingT2observed 11 min agomedium
Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →
Provenance
Attributed facts
22
Source tiers
T1T217 / 5
Freshest observation
11 min ago
Conflicts
2 flagged
Modalities
- Modalities
- audioimagepdftextvideo
- Input
- textimagevideoaudiopdf
- Output
- text
Capabilities
Tool calling
Yes
Google AI for Developers (Gemini API docs) · T1
Structured output
Yes
Google AI for Developers (Gemini API docs) · T1
Reasoning
Yes
Google AI for Developers (Gemini API docs) · T1
Vision
Yes
Google AI for Developers (Gemini API docs) · T1
Audio
Yes
Google AI for Developers (Gemini API docs) · T1
Fine-tuning available
Unavailable
- Context window
- 1.05M tokens
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- Max output
- 65.5K tokens
Source:Google AI for Developers (Gemini API docs)T1observed 24 min agohigh
- Tokenizer
- Gemini
Source:OpenRouter public model & pricing listingT2observed 11 min agomedium
No benchmark results recorded
Current prices
| Provider | Input / 1M | Output / 1M | Cached in | Batch in / out | Context | Observed | Source |
|---|---|---|---|---|---|---|---|
| Google Gemini APIgoogle/gemini-3.1-flash-lite-preview | $0.25 | $1.5 | $0.025 | — | 1.05M | 11 min ago | openrouter.aiT2 |
USD per 1M tokens as published by each provider (USD). Rows are append-only: every change is kept in the history below.
Available through 1
Price history
Input price · USD / 1M tokens
Output price · USD / 1M tokens
- Google Gemini API
No hardware estimate available
No lineage recorded
Papers 0
No papers linked yet.
Repositories 0
No repositories linked yet.
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history
Familyfamily1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Gemini | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Release daterelease_date1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 3 Mar 2026 | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Statusstatus1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| retired | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Context windowcontext_length1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 1.05M tokens | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Max outputmax_output_tokens1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 65.5K tokens | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Modalitiesmodalities2conflicting claims
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| audio, image, text, video | → current | conflicting | OpenRouter public model & pricing listingT2 | medium | deterministic |
| audio, image, pdf, text, video | → current | current | Google AI for Developers (Gemini API docs)T1 | conflicted | deterministic |
Input modalitiesmodalities_input2conflicting claims
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| audio, image, text, video | → current | conflicting | OpenRouter public model & pricing listingT2 | medium | deterministic |
| text, image, video, audio, pdf | → current | current | Google AI for Developers (Gemini API docs)T1 | conflicted | deterministic |
Output modalitiesmodalities_output1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| text | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Tokenizertokenizer1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Gemini | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
API model idapi_model_id1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| gemini-3.1-flash-lite-preview | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Official pageofficial_url1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| https://ai.google.dev/gemini-api/docs/models/gemini-3.1-flash-lite-preview | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Audioaudio1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Capabilitiescapabilities1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Caching, Code execution, File search, Function calling, Grounding with Google Maps, Search grounding, Structured outputs, Thinking, URL context | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Descriptiondescription1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Our most cost-efficient multimodal model, offering the fastest performance for high-frequency, lightweight tasks. | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
File inputfile_input1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Latest updatelatest_update1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| 2026-03 | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Openrouter idopenrouter_id1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| google/gemini-3.1-flash-lite-preview | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Reasoningreasoning1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Structured outputstructured_output1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Supported parameterssupported_parameters1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, temperature, tool_choice, tools, top_p | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Tool callingtool_calling1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Visionvision1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| Yes | → current | current | Google AI for Developers (Gemini API docs)T1 | high | deterministic |
Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →
Google Gemini API lists Gemini 3.1 Flash-Lite Preview at $0.25 in / $1.5 out per 1M tokens
openrouterNew model: Gemini 3.1 Flash-Lite Preview (Google)
google
| Source | Document | Type | Tier | Last observed | Snapshots |
|---|---|---|---|---|---|
| Google AI for Developers (Gemini API docs) | ai.google.dev/gemini-api/docs/models/gemini-3.1-flash-lite-preview | model_page | T1· Official | 18 min ago | 2 |
| Google AI for Developers (Gemini API docs) | ai.google.dev/gemini-api/docs/models | model_docs | T1· Official | 21 min ago | 3 |
| OpenRouter public model & pricing listing | openrouter.ai/api/v1/models | catalogue | T2· Quality secondary | 11 min ago | 1 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.