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Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite)

Googlefamily · Gemini 3.1ai.google.dev/gemini-api/docs/models/gemini-3.1-

Designed as the efficiency specialist of the image generation family, offering ultra-low latency and cost-effective image generation and editing.

Open in Graph
data quality60

Updated 31 min ago · first seen 11 Sept 2026

model_01M293V7TXCD175PTWDV1XZAQ2

Overview

Identity

Canonical model
Yesidentity confidence: highOne row per real model release. Artifacts (checkpoints, quantisations, conversions) and folded evaluation variants point here.
Official checkpoints
None recordedofficial_checkpoints = hf_repo identifiers carried by the model itself; artifacts are separate entities pointing here through canonical_id.
Artifacts
None recordedSeparate entities (checkpoint · quantization · conversion · packaging) pointing to this model through canonical_id.
Provider deployments
2
API aliases
gemini-3.1-flash-lite-imagegoogle/gemini-3.1-flash-lite-imageIdentifiers under which providers and evaluators refer to this model.
Folded evaluation variants
0Effort / thinking variants (…-high, …-non-reasoning) are result configurations of this model, not separate models. Their old URLs redirect here.

Openness

Openness not classified yet — no sourced evidence to place this model in the ontology.

Key facts

Release date

Source:OpenRouter public model & pricing listingT2observed 14 h agomedium

Status

Source:Google AI for Developers (Gemini API docs)T1observed 14 h agohigh

Knowledge cutoff

Source:OpenRouter public model & pricing listingT2observed 14 h agomedium

API model id

Source:Google AI for Developers (Gemini API docs)T1observed 14 h agohigh

Openrouter id

Source:OpenRouter public model & pricing listingT2observed 14 h agomedium

Architecture

Tokenizer

Source:OpenRouter public model & pricing listingT2observed 14 h agomedium

Capabilities

Modalities

Modalities
documentimagetextvideo
Input
documentimagetextvideo
Output
imagetext

Capabilities

  • Tool calling

    No

    Google AI for Developers (Gemini API docs) · T1

  • Structured output

    No

    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

    Unavailable

  • Fine-tuning available

    Unavailable

Context window

Source:Google AI for Developers (Gemini API docs)T1observed 14 h agohigh

Max output

Source:Google AI for Developers (Gemini API docs)T1observed 14 h agohigh

Knowledge cutoff

Source:OpenRouter public model & pricing listingT2observed 14 h agomedium

Tokenizer

Source:OpenRouter public model & pricing listingT2observed 14 h agomedium

Providers & Pricing3

All offers in the price terminal →
Provider deployments, cheapest output first
ProviderContextInput / 1MOutput / 1MBatch in / outNative unitsStatusObservedSource
Google Gemini APIcheapest outputgemini-3.1-flash-lite-image—$0.125 / $0.75images_output_per_mtok=30active31 min agosince 11 Sept 2026ai.google.devT1
Google Gemini APIgoogle/gemini-3.1-flash-lite-image65.5Kout 59K——active5 h agosince 11 Sept 2026openrouter.aiT2
OpenRoutergoogle/gemini-3.1-flash-lite-image65.5Kout 59K——active53 min agosince 12 Sept 2026openrouter.aiT2

USD per 1M tokens as published by each provider; native units (per-request fees, flex/priority tiers) are kept verbatim. Rows are append-only — every price change is kept in the history below. Cost of a workload →

Price history

Step lines per provider; amber markers are recorded changes. Click a marker or a row for the evidence behind that price.

Output price · USD / 1M tokens 2 providers

Output price history of Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite)$0$0.50$1$1.5$2Sept 26Sept 26Sept 26Sept 26Sept 26Google Gemini API: first observed → $1.5 · 11 Sept 2026OpenRouter: first observed → $1.5 · 12 Sept 2026
  • Google Gemini API
  • OpenRouter
  • OpenRouterfirst observed $1.512 Sept 2026
  • Google Gemini APIfirst observed $1.511 Sept 2026

Input price · USD / 1M tokens 2 providers

Input price history of Gemini 3.1 Flash Lite Image (Nano Banana 2 Lite)$0$0.10$0.20$0.30Sept 26Sept 26Sept 26Sept 26Sept 26Google Gemini API: first observed → $0.25 · 11 Sept 2026OpenRouter: first observed → $0.25 · 12 Sept 2026
  • Google Gemini API
  • OpenRouter
  • OpenRouterfirst observed $0.2512 Sept 2026
  • Google Gemini APIfirst observed $0.2511 Sept 2026

Versions & Artifacts0

Version history

Context windowfirst observation only

11 Sept 2026current

Knowledge cutofffirst observation only

11 Sept 2026current

Max outputfirst observation only

11 Sept 2026current

Statusfirst observation only

11 Sept 2026current

Each hop is a claim: click a value for its source, tier and observation time. Nothing is overwritten — a new observation closes the previous claim.

Artifacts 0

No artifact (checkpoint, quantisation, conversion or packaging) points to this model yet.

Timeline3

Full timeline →

Change history

Temporal, append-only claims: a new observation closes the previous claim instead of overwriting it. Rewind the record with the as-of picker.
1 claims · 1 propertiesShow all properties

Capabilities rawcapabilities_raw1

Claim history for Capabilities raw
ValueValid from → toStatusSourceConfidenceExtractor
Image generation, Thinking → currentcurrentGoogle AI for Developers (Gemini API docs)T1highdeterministic

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 →

Provenance

Attributed facts

24

Source tiers

T1T218 / 6

Freshest observation

31 min ago

Conflicts

28 flagged

Source documents 4

Source documents
SourceDocumentTypeTierLast observedSnapshots
Google AI for Developers (Gemini API docs)ai.google.dev/gemini-api/docs/models/gemini-3.1-flash-lite-image model_pageT1· Official31 min ago25
Google AI for Developers (Gemini API docs)ai.google.dev/gemini-api/docs/pricing pricingT1· Official31 min ago25
Google AI for Developers (Gemini API docs)ai.google.dev/gemini-api/docs/models model_docsT1· Official31 min ago25
OpenRouter public model & pricing listingopenrouter.ai/api/v1/models catalogueT2· Quality secondary53 min ago11

Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.

Data quality (60/100) measures how well AI Atlas knows this entity — completeness, primary-source ratio, freshness, conflicts — never how good the model is. Methodology →