Gemini 3.5 Flash

GOOGLE Developer Architecture Profile

OpenRouter ↗HuggingFace ↗

Intelligence (ELO)1493Chatbot Arena Verified

Max Context Limit1,048,576Max Out: 65,536 tokens

Prompt Caching90% OFF$0.15 / 1M cached

Standard API / 1M$10.50🧠 Deep Reasoner

Model Capabilities & Contract SLAs

Fictional
Drafting
Classification
Conversational
Reasoning
Agentic
Coding & Logic
📋 Strict JSON Schema
🛠️ Native Tool Calling
🧠 Extended Test-Time Reasoning

Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed. It is highly optimized for coding proficiency and parallel agentic execution...

Granular Pricing Matrix

Input Tokens (Standard Prompt)$1.50 / 1M

⚡ Cached Input (Prompt Cache Read)90% OFF$0.15 / 1M

Output Tokens (Completion)$9.00 / 1M

Internal Reasoning Tokens$9.00 / 1M

Pricing data via OpenRouter. Sync: 10/2/2026

Evaluate Competitors

VS Engine MatchupGemini 3.5 Flash vs Google: Gemini 3.5 Flash (batch)VS Engine MatchupGemini 3.5 Flash vs Google: Gemini 3.1 Flash Lite VS Engine MatchupGemini 3.5 Flash vs Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview)VS Engine MatchupGemini 3.5 Flash vs Google: Gemini 3.1 Pro Preview Custom Tools VS Engine MatchupGemini 3.5 Flash vs OpenAI: GPT-4.1 Mini VS Engine MatchupGemini 3.5 Flash vs Qwen: Qwen3.8 Max Prime