LLMversus

Gemini 2.5 Flash vs GPT-4 1: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 20, 2026By LLMversusUpdated June 14, 2026View methodology

⚡ Quick Answer

Compare Gemini 2.5 Flash and GPT-4 1 across pricing, benchmarks, and capabilities.

Updated: April 20, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGemini 2.5 FlashGPT-4 1
ProviderGoogleOpenAI
Input Price / 1M tokens$0.300$2.00
Output Price / 1M tokens$2.50$8.00
Context Window
1M
8.192K
Max Output Tokens
8,192
2,048
Arena ELO
1,270
1,200
Coding ELO
1,260
1,210
TTFT (ms)
150
160
Tokens/sec
100
85
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use Gemini 2.5 Flash

Gemini 2.5 Flash excels at multimodal, general-purpose, coding tasks.

Strengths:

  • Latest Gemini model
  • Improved reasoning
  • Strong multimodal

Best for:

multimodalgeneral-purposecoding
When to Use GPT-4 1

GPT-4 1 excels at general-purpose, coding tasks.

Strengths:

  • Good quality
  • Affordable
  • Reliable

Best for:

general-purposecoding

Related Comparisons

Claude Opus 4 vs Gemini 2.5 FlashClaude Opus 4 vs GPT-4 1Gemini 2.5 Flash vs Gemini 2 5 ProGemini 2 5 Pro vs GPT-4 1Gemini 2.5 Flash vs O3GPT-4 1 vs O3Deepseek R1 vs Gemini 2.5 FlashDeepseek R1 vs GPT-4 1Gemini 2.5 Flash vs O1GPT-4 1 vs O1Gemini 2.5 Flash vs Qwen 3 235bGPT-4 1 vs Qwen 3 235bGemini 2.5 Flash vs Gemini Exp 1206Gemini Exp 1206 vs GPT-4 1Gemini 2.5 Flash vs Gpt 4 5GPT-4 1 vs Gpt 4 5Gemini 2.5 Flash vs Groq Deepseek R1GPT-4 1 vs Groq Deepseek R1Gemini 2.5 Flash vs Llama 4 MaverickGPT-4 1 vs Llama 4 Maverick