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OpenAI: o3 Pro vs OpenAI: GPT-6 Luna Pro

OpenAI: GPT-6 Luna Pro is cheaper on output tokens, while OpenAI: GPT-6 Luna Pro offers a larger context window. Choose OpenAI: o3 Pro or OpenAI: GPT-6 Luna Pro based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecOpenAI: o3 ProOpenAI: GPT-6 Luna Pro
ProviderOpenAIOpenAI
Input / 1M tokens$20.00$0.10
Output / 1M tokens$80.00$0.50
Context window200K1.1M
Parameters——
Open weightsNo—
ReleasedJun 2025—

FAQ

Is OpenAI: o3 Pro or OpenAI: GPT-6 Luna Pro cheaper?

OpenAI: GPT-6 Luna Pro is cheaper on output tokens ($0.50 vs $80.00 per 1M).

Which has the larger context window, OpenAI: o3 Pro or OpenAI: GPT-6 Luna Pro?

OpenAI: GPT-6 Luna Pro has the larger context window (1.1M tokens).

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.