GPT-5.6 Luna
OpenAIGPTProprietary
Description
GPT-5.6 Luna is the fastest and most cost-efficient tier of OpenAI's GPT-5.6 family, designed for cost-sensitive, high-volume workloads. It brings strong capability at OpenAI's lowest GPT-5.6 price, supports max reasoning effort, and has a 1.05M-token context window.
Release Date
2026-07-09
Parameters
—
Context Length
1.1M
Modalities
image, pdf, text
Capability Radar
100
general
6
coding
60
reasoning
77
scienceest.
70
agents
70
multimodal
Science uses a reasoning proxy when dedicated science benchmarks are unavailable.
Rankings
| Domain | #Rank | Score | Source |
|---|---|---|---|
| Agentic Capability | 98 | 48.0 | LS |
Benchmark Scores (LLM Stats)
Agents
GDPval-AA
1591.80 / 3000SR
Artificial Analysis Coding Agent Index v1.1
74.60 / 100SR
Connectors
99.9%SR
Search and Function-Calling
89.7%SR
Capture-the-Flag Challenges (Internal)
85.2%SR
Terminal-Bench 2.1
84.7%SR
BrowseComp
83.3%SR
DeepSWE
67.2%SR
SWE-Bench Pro
62.7%SR
Toolathlon
53.4%SR
LifeSciBench
51.2%SR
Internal Research Debugging Evaluation
50.8%SR
Agents' Last Exam
50.3%SR
SEC-bench Pro
48.9%SR
OSWorld 2.0
45.6%SR
RSI Index
41.9%SR
Big Finance Bench
36.0%SR
Management Consulting Tasks (Internal)
35.4%SR
ExploitBench
33.2%SR
PostTrainBench Lite
29.6%SR
KernelGen 1P
22.4%SR
AutomationBench
14.9%SR
ExploitGym
12.4%SR
GeneBench-Pro
10.8%SR
NanoGPT
1.7%SR
Biology
GPQA
92.3%SR
Code
BenchCAD
73.9%SR
General
MMMU-Pro
79.5%SR
Artificial Analysis
51.0%SR
MRCR v2 (8-needle)
41.3%SR
GDP.pdf
22.7%SR
ARC-AGI-3
0.2%SR
Healthcare
HealthBench Consensus
95.1%SR
HealthBench
55.8%SR
HealthBench Professional
55.7%SR
HealthBench Hard
32.0%SR
MedChemBench (Internal)
30.4%SR
Long Context
Graphwalks BFS >128k
51.2%SR
Math
FrontierMath
58.5%SR
AA Evaluation Indices
No AA evaluation data available
LLM Stats Category Scores
Legal100
Finance100
General100
Reasoning70
Agents67
Code6
Physics90
Biology90
Chemistry90
Search80
Tool Calling70
Math60
Multimodal60
Vision60
Spatial Reasoning50
Long Context50
Healthcare50
Safety40
Science30
Systems20
Pricing
Input Price$0 / 1M tokens
Output Price$0.00001 / 1M tokens
Blended Price (3:1)$0 / 1M tokens
Cache Read Price$0.1 / 1M tokens
Cache Write Price$1.25 / 1M tokens
Speed
No speed data available
Provider Price Ranking
Provider Price Ranking
8 providers
Cheapest: OpenAIMost Expensive: AI-ROUTER
ProviderInputOutput
1OpenAIPRIMARY
$0
$0.00001
2routing.run
$0.7
$4.2
3Abacus
$1
$6
4Vivgrid
$1
$6
5GitHub Copilot
$1
$6
6OpenCode Zen
$1
$6
7LLM Gateway
$1
$6
8AI-ROUTER
$1
$6
Compare pricing across different API providers for this model.