Skip to main content
idapt
HomeCodeAI ModelsPricing
Sign inStart free trial
  • Home
  • Pricing
  • AI Models
  • Image models
  • Voice models
  • Video models
  • Rankings
  • New models
  • Model status
  • Multi-Model Chat
  • Agents
  • Computers
  • Drive
  • Automations
  • AI Gateway
  • All features →
  • LLM cost calculator
  • Token counter
  • All free tools →
  • Blog
  • Use cases
  • Comparisons
  • Best of
  • Benchmarks
  • Demos
  • Changelog
  • Help center
  • FAQ
  • Privacy
  • Compare all models
  • Support
  • idapt Code
  • Developers
  • Quickstarts
  • API reference
  • API pricing
  • CLI
  • MCP
  • Downloads
  • Desktop
  • Badges and embeds
© idapt[email protected]TermsPrivacy PolicyLegal noticeReport content
X (Twitter)

Gemini 3.5 Flash vs GPT 5 Nano

At a glance

Google's high-speed thinking model for agentic workflows, chat, and coding.

861.0M ctx$1.50/$9.00 per M#11/92

Ultra-fast and lightweight GPT-5 variant for low-latency tasks.

73400K ctx$0.05/$0.40 per M#48/92
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter17%
Capability
CapabilityECI17%86.2
Reasoning & Knowledge
Graduate Science34%92.8%Factual Recall461%68.4%
Math
Math Problems—Competition Math18%95.6%Research Math371%39.0%
Coding
Real-World Coding79.3%
Agentic
Terminal Tasks—Novel Reasoning2662%72.1%
Reasoning
CodingInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper96%
Capability
CapabilityECI73.4
Reasoning & Knowledge
Graduate Science69.4%Factual Recall12.2%
Math
Math Problems95.2%Competition Math81.1%Research Math8.3%
Coding
Real-World Coding—
Agentic
Terminal Tasks11.5%Novel Reasoning2.6%
Specs
1.0M
Context
66K
Max output
May 2026
Released
400K
Context
128K
Max output
Aug 2025
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$1.50/M tokens
Output$9.00/M tokens
Reasoning$9.00/M tokens
Cache read$0.15/M tokens
Cache write$0.08/M tokens
Image input$1.50/M tokens
Audio input$3.00/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input97%$0.05/M tokens
Output96%$0.40/M tokens
Cache read97%$0.005/M tokens
Web search29%$0.01/search
Chat with Gemini 3.5 FlashGo to model
Chat with GPT 5 NanoGo to model
Frequently Asked Questions: Gemini 3.5 Flash vs GPT 5 Nano▼

Which is better, Gemini 3.5 Flash or GPT 5 Nano?

▼

Based on the Capability Index, Gemini 3.5 Flash scores higher (86.2 vs 73.4). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, Gemini 3.5 Flash or GPT 5 Nano?

▼

GPT 5 Nano has a lower blended cost. Gemini 3.5 Flash: $1.50 input / $9.00 output. GPT 5 Nano: $0.05 input / $0.40 output.

Which has a larger context window, Gemini 3.5 Flash or GPT 5 Nano?

▼

Gemini 3.5 Flash has a larger context window: Gemini 3.5 Flash supports 1M tokens vs GPT 5 Nano at 400K tokens.

Do both Gemini 3.5 Flash and GPT 5 Nano support vision?

▼

Yes, both Gemini 3.5 Flash and GPT 5 Nano support vision/image input.

What are the key differences between Gemini 3.5 Flash and GPT 5 Nano?

▼

Key differences: Gemini 3.5 Flash has a notably higher capability index (12.8 point gap); GPT 5 Nano is significantly cheaper. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Gemini 3.5 Flash and GPT 5 Nano for free on idapt.app to see which performs better for your specific needs.

Open in App