Overview

Identity

Identity block not returned by the API for this entity.

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 13 h agomedium
Knowledge cutoff: Source:Google AI for Developers (Gemini API docs)T1observed 13 h agohigh
Official page: ai.google.dev/gemini-api/docs/models/gemini-2.5-flash-image
Source:Google AI for Developers (Gemini API docs)T1observed 13 h agohigh
API model id: Source:Google AI for Developers (Gemini API docs)T1observed 13 h agohigh
Openrouter id: Source:OpenRouter public model & pricing listingT2observed 13 h agomedium

Architecture

Tokenizer: Source:OpenRouter public model & pricing listingT2observed 13 h agomedium

Capabilities

Modalities

Modalities: imagetext
Input: imagetext
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
No
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 13 h agohigh
Max output: Source:Google AI for Developers (Gemini API docs)T1observed 13 h agohigh
Knowledge cutoff: Source:Google AI for Developers (Gemini API docs)T1observed 13 h agohigh
Tokenizer: Source:OpenRouter public model & pricing listingT2observed 13 h agomedium

Providers & Pricing2

All offers in the price terminal →

Current prices per 1M tokens
Provider	Input / 1M	Output / 1M	Cached in	Batch in / out	Context	Observed	Source
Google Gemini APIgemini-2.5-flash-image	$0.30	—	—	$0.15 / —	—	11 h ago	ai.google.devT1
Google Gemini APIgoogle/gemini-2.5-flash-image	$0.30	$2.5	$0.03	—	32.8K	11 h 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.

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 1 provider

Google Gemini API

Google Gemini APIfirst observed $2.511 Sept 2026

Input price · USD / 1M tokens 1 provider

Google Gemini API

Google Gemini APIfirst observed $0.3011 Sept 2026

Timeline3

Full timeline →

11 Sept 2026
Listed by providerModelGemini 2.5 Flash Image (Nano Banana)Google
Google Gemini API lists Gemini 2.5 Flash Image (Nano Banana) at $0.3 in / $2.5 out per 1M tokens
openrouter
openrouter.ai
11 Sept 2026
New modelModelGemini 2.5 Flash Image (Nano Banana)Google
New model: Gemini 2.5 Flash Image (Nano Banana) (Google)
google
ai.google.dev
11 Sept 2026
Listed by providerModelGemini 2.5 Flash Image (Nano Banana)Google
Google Gemini API lists Gemini 2.5 Flash Image (Nano Banana) at $0.3 in per 1M tokens
google
ai.google.dev

Change history29

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

Viewing AI Atlas as of 12 Mar 2026 — attributes exactly as the atlas knew them on that day; later corrections are not shown.

Back to today →

Gemini 2.5 Flash Image (Nano Banana) was not yet in AI Atlas on 12 Mar 2026

First seen 11 Sept 2026. Nothing is inferred backwards: no attribute is shown for dates before the first observation.

29 claims · 21 properties8 conflicting

Familyfamily1

Claim history for Family
Value	Valid from → to	Status	Source	Confidence	Extractor
Gemini	11 Sept 2026 20:51 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Release daterelease_date1

Claim history for Release date
Value	Valid from → to	Status	Source	Confidence	Extractor
7 Oct 2025	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Context windowcontext_length3conflicting claims

Claim history for Context window
Value	Valid from → to	Status	Source	Confidence	Extractor
32.8K tokens	11 Sept 2026 22:37 UTC → current	conflicting	OpenRouter public model & pricing listingT2	medium	deterministic
32.8K tokens	11 Sept 2026 21:10 UTC → current	conflicting	OpenRouter public model & pricing listingT2	medium	deterministic
65.5K tokens	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	conflicted	deterministic

Max outputmax_output_tokens3conflicting claims

Claim history for Max output
Value	Valid from → to	Status	Source	Confidence	Extractor
8.19K tokens	11 Sept 2026 22:37 UTC → current	conflicting	OpenRouter public model & pricing listingT2	medium	deterministic
8.19K tokens	11 Sept 2026 21:10 UTC → current	conflicting	OpenRouter public model & pricing listingT2	medium	deterministic
32.8K tokens	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	conflicted	deterministic

Knowledge cutoffknowledge_cutoff3conflicting claims

Claim history for Knowledge cutoff
Value	Valid from → to	Status	Source	Confidence	Extractor
Jan 2025	11 Sept 2026 22:37 UTC → current	conflicting	OpenRouter public model & pricing listingT2	medium	deterministic
Jan 2025	11 Sept 2026 21:10 UTC → current	conflicting	OpenRouter public model & pricing listingT2	medium	deterministic
Jun 2025	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	conflicted	deterministic

Modalitiesmodalities1

Claim history for Modalities
Value	Valid from → to	Status	Source	Confidence	Extractor
image, text	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Input modalitiesmodalities_input1

Claim history for Input modalities
Value	Valid from → to	Status	Source	Confidence	Extractor
image, text	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Output modalitiesmodalities_output1

Claim history for Output modalities
Value	Valid from → to	Status	Source	Confidence	Extractor
image, text	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Tokenizertokenizer1

Claim history for Tokenizer
Value	Valid from → to	Status	Source	Confidence	Extractor
Gemini	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

API model idapi_model_id1

Claim history for API model id
Value	Valid from → to	Status	Source	Confidence	Extractor
gemini-2.5-flash-image	11 Sept 2026 20:51 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Official pageofficial_url1

Claim history for Official page
Value	Valid from → to	Status	Source	Confidence	Extractor
https://ai.google.dev/gemini-api/docs/models/gemini-2.5-flash-image	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Capabilitiescapabilities1

Claim history for Capabilities
Value	Valid from → to	Status	Source	Confidence	Extractor
Image generation	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Descriptiondescription1

Claim history for Description
Value	Valid from → to	Status	Source	Confidence	Extractor
State-of-the-art native image generation and editing designed for fast, creative workflows.	11 Sept 2026 20:51 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Latest updatelatest_update1

Claim history for Latest update
Value	Valid from → to	Status	Source	Confidence	Extractor
2025-10	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Openrouter idopenrouter_id1

Claim history for Openrouter id
Value	Valid from → to	Status	Source	Confidence	Extractor
google/gemini-2.5-flash-image	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Reasoningreasoning1

Claim history for Reasoning
Value	Valid from → to	Status	Source	Confidence	Extractor
No	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Structured outputstructured_output3conflicting claims

Claim history for Structured output
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 22:37 UTC → current	conflicting	OpenRouter public model & pricing listingT2	medium	deterministic
Yes	11 Sept 2026 21:10 UTC → current	conflicting	OpenRouter public model & pricing listingT2	medium	deterministic
No	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	conflicted	deterministic

Supported parameterssupported_parameters1

Claim history for Supported parameters
Value	Valid from → to	Status	Source	Confidence	Extractor
max_tokens, response_format, seed, stop, structured_outputs, temperature, top_p	11 Sept 2026 21:10 UTC → current	current	OpenRouter public model & pricing listingT2	medium	deterministic

Tool callingtool_calling1

Claim history for Tool calling
Value	Valid from → to	Status	Source	Confidence	Extractor
No	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Versionsversions1

Claim history for Versions
Value	Valid from → to	Status	Source	Confidence	Extractor
{"stable":["gemini-2.5-flash-image"]}	11 Sept 2026 20:54 UTC → current	current	Google AI for Developers (Gemini API docs)T1	high	deterministic

Visionvision1

Claim history for Vision
Value	Valid from → to	Status	Source	Confidence	Extractor
Yes	11 Sept 2026 20:54 UTC → 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 →

Provenance

Attributed facts

21

Source tiers

T1T217 / 4

Freshest observation

13 h ago

Conflicts

8 flagged

Source documents 4

Source documents
Source	Document	Type	Tier	Last observed	Snapshots
Google AI for Developers (Gemini API docs)	ai.google.dev/gemini-api/docs/models/gemini-2.5-flash-image	model_page	T1· Official	11 h ago	4
Google AI for Developers (Gemini API docs)	ai.google.dev/gemini-api/docs/pricing	pricing	T1· Official	11 h ago	5
Google AI for Developers (Gemini API docs)	ai.google.dev/gemini-api/docs/models	model_docs	T1· Official	11 h ago	5
OpenRouter public model & pricing listing	openrouter.ai/api/v1/models	catalogue	T2· Quality secondary	11 h ago	2

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

Data quality (74/100) measures how well AI Atlas knows this entity — completeness, primary-source ratio, freshness, conflicts — never how good the model is. Methodology →