OpenAI

GPT-5.6 Luna

Cost-efficient GPT-5.6 model for fast, high-volume workloads

openai/gpt-5.6-luna

Context

1.1M

Output

128K

Released

2026-07-09

Knowledge cutoff

2026-02-16

Types

InputTextImagePDF

OutputText

Reasoning

Supported

Tool use

Supported

Structured output

Supported

Attachments

Supported

Open weights

—

Provider pricing

Aixy

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

Cloudflare AI Gateway

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

CrossModel

InTextImage

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

Eden AI

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

Impossibl

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

Kilo Gateway

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

LLM Gateway

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

Merge Gateway

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

NanoGPT

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

NEAR AI Cloud

InTextImage

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

Ofox

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

OpenRouter

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

OrcaRouter

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

Prime Inference

InTextImage

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

Vercel AI Gateway

InTextImagePDF

OutText

Price: $0.20 / $1.20
Context: 1.1M
Status: Stable

AI/ML API

InTextImagePDF

OutText

Price: $0.26 / $1.56
Context: 1.1M
Status: Stable

ZenMux

InTextImagePDF

OutText

Price: $1.00 / $6.00
Context: 1.1M
Status: Stable

Provider	Types	Price	Context	Status
Aixy	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
Cloudflare AI Gateway	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
CrossModel	InTextImage OutText	$0.20 / $1.20	1.1M	Stable
Eden AI	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
Impossibl	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
Kilo Gateway	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
LLM Gateway	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
Merge Gateway	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
NanoGPT	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
NEAR AI Cloud	InTextImage OutText	$0.20 / $1.20	1.1M	Stable
Ofox	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
OpenRouter	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
OrcaRouter	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
Prime Inference	InTextImage OutText	$0.20 / $1.20	1.1M	Stable
Vercel AI Gateway	InTextImagePDF OutText	$0.20 / $1.20	1.1M	Stable
AI/ML API	InTextImagePDF OutText	$0.26 / $1.56	1.1M	Stable
ZenMux	InTextImagePDF OutText	$1.00 / $6.00	1.1M	Stable

Benchmarks

SWE-Bench Pro
62.7 · resolve rate
Terminal-Bench
84.7 · success rate
DeepSWE
67.2 · resolve rate
GPQA Diamond
92.3 · accuracy
FrontierMath
78.6 · accuracy
BrowseComp
83.3 · accuracy
OSWorld
45.6 · success rate
MMMU Pro
78.4 · accuracy
Agents' Last Exam
50.3
Toolathlon
53.4 · success rate
Artificial Analysis Intelligence Index
51.2 · index score
Artificial Analysis Coding Agent Index
74.6 · index score

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