OpenAI: GPT 5.6 Luna (Fast)
Cost-efficient GPT-5.6 model for fast, high-volume workloads
Cheapest input
$0.4
$/MTok · models.dev
Cheapest output
$2.40
$/MTok
Context
1.1M
tokens
Sources
1
1 listing
Sources
Same model, different sources. Our first-party rate is listed first, then router and aggregator rows stay separate so you can see the spread instead of a single blended number.
| Source | Provider | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| models.devcheapestopenai/gpt-5.6-luna-fast | Vercel AI Gateway | $0.4 | $2.40 | $0.04 | 1.1M |
Capabilities
- Reasoning
- Tool calling
- Structured output
- Attachments
- In: text
- In: image
- In: pdf
- Out: text
Knowledge cutoff: 2026-02-16Released: 2026-07-09Family: gpt-luna
See what this model costs you
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