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OpenAI: GPT-6 Luna (batch) API Pricing
GPT-6 Luna is the fast, cost-efficient model in OpenAI's GPT-6 series, positioned below GPT-6 Sol. It is suited for high-volume and latency-sensitive workloads such as chat, classification, and lightweight agentic...
How much does OpenAI: GPT-6 Luna (batch) cost for a real workload?
At 10M input + 2M output tokens per month, OpenAI: GPT-6 Luna (batch) costs about $1 ($0.5 input + $0.5 output). Try your own volumes in the cost calculator.
What are cheaper alternatives to OpenAI: GPT-6 Luna (batch)?
- Inference.net: Schematron V2 Small — $0.05 in / $0.23 out per 1M
- DeepSeek: DeepSeek V4 Flash 0423 — $0.091 in / $0.182 out per 1M
- NVIDIA: Nemotron 3.5 Lightning — $0.07 in / $0.2 out per 1M
- Poolside: Laguna S 2.1 — $0.09 in / $0.18 out per 1M
- Upstage: Solar Mini 4 — $0.05 in / $0.2 out per 1M
- OpenAI: GPT-4.1 Nano (batch) — $0.05 in / $0.2 out per 1M
Where to run OpenAI: GPT-6 Luna (batch)
AI/ML API: one API key for 400+ models, including most models tracked here · Novita AI: pay-as-you-go APIs for open models (DeepSeek, Qwen, Llama and more) plus GPU cloud. Prices there follow each platform's own catalog and can differ from the list prices tracked here.
Run it on AI/ML API →Run it on Novita AI →
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Compare OpenAI: GPT-6 Luna (batch) with other models
OpenAI: GPT-6 Luna (batch) vs OpenAI: gpt-oss-20bOpenAI: GPT-6 Luna (batch) vs OpenAI: gpt-oss-20b (batch)OpenAI: GPT-6 Luna (batch) vs OpenAI: gpt-oss-120b (batch)OpenAI: GPT-6 Luna (batch) vs OpenAI: GPT-5 Nano (batch)OpenAI: GPT-6 Luna (batch) vs OpenAI: GPT-4.1 Nano (batch)OpenAI: GPT-6 Luna (batch) vs OpenAI: GPT-6 Luna Pro (batch)
Frequently asked questions
How much does OpenAI: GPT-6 Luna (batch) cost?
OpenAI: GPT-6 Luna (batch) costs $0.05 per 1M input tokens and $0.25 per 1M output tokens (list price, snapshot October 22, 2026). At 10M input + 2M output tokens per month that is about $1.
What is the context window of OpenAI: GPT-6 Luna (batch)?
OpenAI: GPT-6 Luna (batch) has a context window of 1,050,000 tokens and can return up to 128,000 output tokens per response.
What are cheaper alternatives to OpenAI: GPT-6 Luna (batch)?
Cheaper models include Inference.net: Schematron V2 Small ($0.05 in / $0.23 out), DeepSeek: DeepSeek V4 Flash 0423 ($0.091 in / $0.182 out), NVIDIA: Nemotron 3.5 Lightning ($0.07 in / $0.2 out). See the full list on this page.
Is OpenAI: GPT-6 Luna (batch) free to use?
No. OpenAI: GPT-6 Luna (batch) is a paid model at $0.05 input / $0.25 output per 1M tokens. 21 free models are listed on the free models page.
Provider: openai · Model ID: openai/gpt-6-luna:batch · Modality: text+image+file->text · Price snapshot October 22, 2026, refreshed daily. How we collect prices