Model comparison

GPT-4o vs o3 Pro

Compare OpenAI: GPT-4o (OpenAI) and OpenAI: o3 Pro (OpenAI) by price, context, capabilities, and latency.

Estimate costAll comparisons

Which should you pick?

  • Price: OpenAI: GPT-4o is cheaper ($0.362 / 1M tokens input / $1.45 / 1M tokens output) vs OpenAI: o3 Pro ($3.76 / 1M tokens input / $15.05 / 1M tokens output).
  • Context: OpenAI: o3 Pro has the larger context window (200k tokens).

Side by side

OpenAI: GPT-4o vs OpenAI: o3 Pro — full comparison

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

ModelProviderInputOutputContextCapabilitiesBest forLatencyStatusSource
OpenAI: GPT-4oopenai/gpt-4oOpenAI$0.362 / 1M tokens$1.45 / 1M tokens128k
StreamingTool callingJSON modeVision
image understanding, multimodal chat1000-3000msCatalogPlatform curated
OpenAI: o3 Proopenai/o3-proOpenAI$3.76 / 1M tokens$15.05 / 1M tokens200k
StreamingTool callingJSON modeVision
image understanding, multimodal chat1000-3000msCatalogPlatform curated

FAQ

OpenAI: GPT-4o vs OpenAI: o3 Pro FAQ

Is OpenAI: GPT-4o or OpenAI: o3 Pro cheaper?

OpenAI: GPT-4o is cheaper ($0.362 / 1M tokens input / $1.45 / 1M tokens output) vs OpenAI: o3 Pro ($3.76 / 1M tokens input / $15.05 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.

Which has a larger context window, OpenAI: GPT-4o or OpenAI: o3 Pro?

OpenAI: o3 Pro is larger (200k tokens) vs 128k tokens.

OpenAI: GPT-4o vs OpenAI: o3 Pro for Vision: which should I pick?

Both target Vision. Pick OpenAI: GPT-4o to optimize cost, or OpenAI: o3 Pro for the longer context window. Test both on real prompts before committing production traffic.

OpenAI: GPT-4o detailsOpenAI: o3 Pro detailsPricing calculatorOpenAI-compatible quickstart