Model comparison

GPT-4o-mini vs O3

Compare GPT-4o-mini (OpenAI) and O3 (OpenAI) by price, context, capabilities, and latency.

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Which should you pick?

  • Price: GPT-4o-mini is cheaper ($0.15 / 1M tokens input / $0.6 / 1M tokens output) vs O3 ($2 / 1M tokens input / $8 / 1M tokens output).
  • Context: O3 has the larger context window (200k tokens).

Side by side

GPT-4o-mini vs O3 — full comparison

Compare price, provider, context, capabilities, latency, and source basis.

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
GPT-4o-miniopenai/gpt-4o-miniOpenAI$0.15 / 1M tokens$0.6 / 1M tokens128k
StreamingTool callingJSON modeVision
image understanding, multimodal chat1010-2520msCatalogPlatform curated
O3openai/o3OpenAI$2 / 1M tokens$8 / 1M tokens200k
StreamingTool callingJSON modeVision
image understanding, multimodal chat1666-3533msCatalogPlatform curated

FAQ

GPT-4o-mini vs O3 FAQ

Is GPT-4o-mini or O3 cheaper?

GPT-4o-mini is cheaper ($0.15 / 1M tokens input / $0.6 / 1M tokens output) vs O3 ($2 / 1M tokens input / $8 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.

Which has a larger context window, GPT-4o-mini or O3?

O3 is larger (200k tokens) vs 128k tokens.

GPT-4o-mini vs O3 for Vision: which should I pick?

Both target Vision. Pick GPT-4o-mini to optimize cost, or O3 for the longer context window. Test both on real prompts before committing production traffic.

GPT-4o-mini detailsO3 detailsPricing calculatorOpenAI-compatible quickstart