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Explore Gemini 3.8 Flash

Google's stable Flash model released in September 2026 for long-running coding, complex agents, and multimodal input. Availability in Tabbit depends on the live model picker for your account.

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Use in Tabbit Gemini 3.8 Flash

Gemini 3.8 Flash · Model overview

Check the evidence before choosing a workflow

A compact view of reviewed task guides, public evaluations, and evidence boundaries. Client access still depends on your current account.

Official source
InputText · Image · Video · Audio · PDF
OutputText
Thinking levelsLow · Medium · HighMinimal unsupported
Token limits1,048,576 in
65,536 out

Specifications checked 2026-09-20 · Model access and permissions must be checked in the current Tabbit account.

Read the full analysis

Overview · English

Gemini 3.8 Flash: What Changed and How to Get Access

A sourced guide to Gemini 3.8 Flash, its changes from 3.7, access routes, limits, pricing timing and practical fit.

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Full review · English

Gemini 3.8 Flash Review: Strong Workhorse, Conditional Upgrade

A public-evidence review of Gemini 3.8 Flash, covering reasoning levels, benchmark limits, speed, cost, community feedback and workload fit.

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Pricing · English

Gemini 3.8 Flash Pricing: The 2027 2× Rate Change and Cost per Task

A decision guide to Gemini 3.8 Flash pricing: the rate card, cache and effort levers, Flex and Batch, family comparisons, and a browser-only calculator.

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Alternatives · English

Gemini 3.8 Flash Alternatives: Choose by Task and Budget

Compare four Gemini 3.8 Flash alternatives by completed-task cost, response path, tools, context, deployment fit, and original evidence.

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Find a guide by task

Extract structured data, build a visual prototype, or start a coding task.

All prompts and workflows
API configuration · Agent workflowSource reviewed

Configure a validated Gemini function-calling loop

Have the model propose constrained function calls, validate and execute them in the application, then return function_result with a clear execution boundary.

Prepare
Tool schema, Authorized API, Failure policy, Human-confirmation rules
Runtime
Google Gemini Interactions API with a controlled function allowlist, argument validation, timeouts, and logging policy.
View steps
API configuration · ExtractionSource reviewed

Extract document facts into validated JSON

Use Gemini 3.8 Flash to extract facts from long documents into stable JSON, then validate the result in your application.

Prepare
Source document, Field schema, Missing-field policy
Runtime
Google Gemini API with JSON Schema/structured output support in the selected SDK or REST configuration.
View steps
Writing · CodingEditorial example; not tested

Turn a product specification into reviewable coding tasks

Convert requirements, constraints, and acceptance criteria into a staged coding plan with inspectable outputs at every step.

Prepare
Product specification, Repository context, Technical constraints, Acceptance criteria
Runtime
A local repository and a coding Agent with read/write access; human approval is required for destructive or external side effects.
View steps
Visual prototype · CodingEditorial example; not tested

Build a checkable Three.js 3D grass-hut prototype

Turn a visual brief into a runnable Three.js prototype with explicit scene, interaction, performance, and acceptance constraints.

Prepare
Scene brief, Model/texture sources, Interaction list, Target device
Runtime
A local development environment with npm, Vite, and a modern browser; install three and any loaders yourself.
View steps

Read evidence and limits

Public results use different versions, tiers, and harnesses; unknown values stay unknown.

All reviews and sources
Google Blog (The Keyword)Vendor report

Google's official benchmarks and reproduction boundaries

Google's release table gives 3.8 Flash higher corresponding scores than 3.7 Flash, while not beating every competing model on every item. These are vendor-reported results, not independent re-tests.

Evidence
Vendor report
Boundary
Does not treat vendor-reported results as independent reproduction.
Artificial Analysis (official model pages, methodology, and release article; the official X account was used to discover and cross-check the release post)Independent measurement

Artificial Analysis: current speed, latency, and version scope

Reopened on 2026-09-20, Artificial Analysis v4.3.2 shows Intelligence Index 41 for High, 40 for Medium, and 33 for Low; High is listed at 305 tok/s while current Medium and Low speed are unknown. The Sep 8 v4.3 figures are historical.

Evidence
Independent measurement
Boundary
Does not support combining scores, speed, or cost across versions into a trend.
AI IQ (AIIQ, Liberated Software LLC)Editorial analysis

AIIQ: benchmark coverage and task boundaries

The profile reopened on September 20 shows derived IQ 124 and rank 16. Some dimensions lack direct measured coverage; this is not a task-performance guarantee.

Evidence
Editorial analysis
Boundary
Does not support treating aggregate AI IQ as a complete capability score.

Google

Explore Gemini 3.8 Flash

Explore Gemini 3.8 Flash configuration guidance, reusable prompts, independent benchmarks, and real-world reports from Reddit and X, with methods and limitations preserved.