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AI model reference · 2026

Gemini 3.5 Flash

Google: Gemini 3.5 Flash logoGoogleModel details, evidence, and API facts

Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed.

Text generation
Image input
Reasoning
Provider endpoint accepts tool parameters
Context window
1,048,576 tokens
Maximum output
65,536 tokens
Base provider API input
$1.50 / 1M tokens
Base provider API rate
Published evidence
3 benchmarks, 1 Arena result

Overview

About Gemini 3.5 Flash

A concise catalog overview. Technical limits and published evaluation evidence are listed separately below.

Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed.

text
multimodal
reasoning

Published evaluations

Benchmark results

Only results mapped to this exact model and backed by a named source appear here. Different evaluation protocols are not treated as interchangeable.

Source-backed benchmark results for Gemini 3.5 Flash
BenchmarkScoreEvaluation detailsSource
AutomationBench-AAA 657-task benchmark of multi-step work across simulated SaaS applications in six business domains. The Artificial Analysis protocol reports a guardrail-aware score and is distinct from both the public Zapier split and the unrelated dynamic AutoBench framework.42.6%Guardrail-aware scoreVersion: AutomationBench-AA 2026 · Split: 657 tasks across Finance, HR, Marketing, Operations, Sales, and Support · Harness: Artificial Analysis independent implementation · Attempts: One evaluated run per task · Tools: REST APIs for simulated SaaS applications · Evaluator: Programmatic end-state grader with guardrail checksMethodology Artificial AnalysisIndependently reproduced
DeepSWE 1.1A long-horizon software-engineering benchmark with 113 original tasks graded by hand-written tests.37.0%±2Pass@1Version: DeepSWE 1.1 · Split: 113 tasks across 91 repositories · Harness: mini-swe-agent · Reasoning effort: mediumProtocol note: All models use the same harness. Cost, output-token, and step counts are retained per result as protocol context.; Confidence interval: ±2Methodology DataCurveBenchmark owner
LiveBenchA contamination-resistant benchmark refreshed on a fixed release cadence. Scores from different LiveBench releases must never be compared as the same protocol.74.6%Mean of category averagesVersion: LiveBench 2026-06-25 · Split: 2026-06-25 release, 23 tasks across seven categories · Reasoning effort: highProtocol note: Overall is the mean of category averages. This protocol is not comparable with the 2026-01-08 release.Methodology LiveBenchBenchmark owner

Human preference

Arena results

Arena scores come from blind human preference votes. They are reported separately from task benchmarks and are not used as substitutes for missing benchmark results.

Arena results for Gemini 3.5 Flash
CategoryScoreRankVotesStatus
Arena WebDevBlind human preference score for code and web development.1,492±14#312,362Published

Technical reference

Specifications and API facts

Technical limits and reference provider prices come from the current catalog unless a reviewed external source is listed. Missing values stay marked as unavailable.

Model
Provider
Google
Release date
Not available in reviewed sources
Catalog added
May 19, 2026
Context window
1,048,576 tokens
Maximum output
65,536 tokens
Knowledge cutoff
2025-01-01
License
Not available in reviewed sources
Capabilities and API
Input types
Text, Image, Video, File, Audio
Output types
Text
Reasoning
Supported
Provider endpoint tool parameters
Accepts tool parameters
Base provider API input
$1.50 / 1M tokens
Base provider cached input
$0.15 / 1M tokens
Base provider API output
$9.00 / 1M tokens

These are reference provider API rates, not Writingmate checkout charges. Access in Writingmate follows the allowances of your Writingmate plan.

Provenance

Sources and update status

Source links are attached to the facts and evaluations they support. Catalog-only values are not presented as independently verified claims.

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