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GPT 5.6 Luna API Pricing

GPT 5.6 Luna is OpenAI's fast, cost-effective multimodal reasoning model. Supports mixed text and image inputs, adjustable reasoning effort, and integrated web search tools. Pricing: $2.00/M input tokens, $12.00/M output tokens.

Savings Alert-6567% ↓Cheaper than Fal.ai

About GPT 5.6 Luna

GPT 5.6 Luna is OpenAI's fast, cost-effective member of the GPT 5.6 multimodal reasoning family, tuned for high-volume, low-latency workloads. It accepts mixed text and image inputs, supports a system prompt to steer behavior, and can call an integrated web search tool for real-time information. Reasoning depth is adjustable via the reasoning_effort parameter, letting you trade latency for thoroughness on a per-request basis. Luna is the right starting point for automated classification, content screening, and simple extraction pipelines that need to run at scale without the cost of the larger [Terra](/playground/gpt-5-6-terra) or [Sol](/playground/gpt-5-6-sol) models.

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Monthly API Generations10,000 runs
50025,00050,00075,000100,000+
MuAPI Monthly Cost

$20000.00

$2.00/M input, $12.00/M output
Fal.ai Cost

$300.00

Not available
Estimated Monthly Savings$-19700.00
Annual Savings$-236400.00

Detailed Pricing Breakdown

ProviderEstimated RateNotes
muapiapp$2.00/M input, $12.00/M outputToken-based billing. Minimum $0.0002 per call.
Fal.aiNot availableNo dedicated GPT 5.6 Luna endpoint at this time.
ReplicateNot availableNo dedicated GPT 5.6 Luna endpoint at this time.

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