LLMversus

ChatGPT-4o Latest vs o3-mini: Pricing, Benchmarks & Verdict (2026)

Pricing verified Aug 3, 2026By LLMversusUpdated August 8, 2026View methodology

⚡ Quick Answer

Compare ChatGPT-4o Latest and o3-mini across pricing, benchmarks, and capabilities.

Updated: August 3, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureChatGPT-4o Latesto3-mini
ProviderOpenAIOpenAI
Input Price / 1M tokens$5.00$1.10
Output Price / 1M tokens$15.00$4.40
Context Window
128K
128K
Max Output Tokens
16,384
65,536
Arena ELO
1,265
1,348
Coding ELO
1,270
1,348
TTFT (ms)
150
350
Tokens/sec
100
25
MultimodalYesNo
JSON ModeYesYes
Function CallingYesNo
VisionNoNo
When to Use ChatGPT-4o Latest

ChatGPT-4o Latest excels at general-purpose, multimodal, function-calling tasks.

Strengths:

  • Latest GPT-4o
  • Improved performance
  • Always updated

Best for:

general-purposemultimodalfunction-calling
When to Use o3-mini

o3-mini excels at reasoning, math, general-purpose tasks.

Strengths:

  • Strong reasoning
  • Good math skills
  • Affordable reasoning

Best for:

reasoningmathgeneral-purpose

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