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GPT-4 1.5-nano vs GPT-4o (Aug 2024): Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare GPT-4 1.5-nano and GPT-4o (Aug 2024) across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGPT-4 1.5-nanoGPT-4o (Aug 2024)
ProviderOpenAIOpenAI
Input Price / 1M tokens$0.075$2.50
Output Price / 1M tokens$0.300$10.00
Context Window
128K
128K
Max Output Tokens
4,096
16,384
Arena ELO
1,150
1,255
Coding ELO
1,160
1,265
TTFT (ms)
120
150
Tokens/sec
150
100
MultimodalNoYes
JSON ModeYesYes
Function CallingYesYes
VisionNoNo
When to Use GPT-4 1.5-nano

GPT-4 1.5-nano excels at cost-effective, fast-inference tasks.

Strengths:

  • Super cheap
  • Very fast
  • Large context

Best for:

cost-effectivefast-inference
When to Use GPT-4o (Aug 2024)

GPT-4o (Aug 2024) excels at general-purpose, multimodal, function-calling tasks.

Strengths:

  • Fast response times
  • Strong multimodal
  • Code execution

Best for:

general-purposemultimodalfunction-calling

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