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Compare / head-to-head

GPT-5.6 LunavsQwen3.6 27B

GPT-5.6 Luna leads 3 of 3 shared benchmarks. GPT-5.6 Luna has the larger context window (1.1M tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
3 – 0
GPT-5.6 Luna leads
Cheaper per token
list price, input + output
Larger context
GPT-5.6 Luna
1.1M tokens
Provider uptime (30d)
95.2096% · —
OpenAI · Qwen
GPT-5.6 Luna
OpenAI · released 2026-07-09
textvision
Context
1.1M
Max out
128K
Input /1M
$0.2
Output /1M
$1.2
Cached /1M
$0.02
Scores
8 · 6 core
Qwen3.6 27B
Qwen · released 2026-04-21
textvision
Context
262K
Max out
Input /1M
Output /1M
Cached /1M
Scores
6 · 5 core
Quality

Benchmark matrix

BenchmarkGPT-5.6 LunaQwen3.6 27BΔEdge
Reported by both · 3
GPQA Diamond92.3% 87.8% +4.5 ptGPT-5.6 Luna
FrontierMath Tiers 1-3 v2 (Epoch AI run)82.1% epoch35.1% epoch+47 ptGPT-5.6 Luna
OTIS Mock AIME 2024-2025 (Epoch AI run)98.3% epoch91.1% epoch+7.2 ptGPT-5.6 Luna
Only GPT-5.6 Luna reports · 4
DeepSWE v1.167.2% not reported
FrontierMath Tier 4 v2 (Epoch AI run)61% epochnot reported
SimpleQA Verified41% epochnot reported
SWE-Bench Pro62.7% not reported
Only Qwen3.6 27B reports · 2
SWE-bench Verifiednot reported77.2%
MMLU-Pronot reported86.2%
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is GPT-5.6 Luna minus Qwen3.6 27B in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecGPT-5.6 LunaQwen3.6 27BEdge
Context window1.1M tokens262K tokensGPT-5.6 Luna
Max output128K tokens
Input price / 1M$0.2
Output price / 1M$1.2
Cached input / 1M$0.02
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$1.4
Modalitiestext · visiontext · visionTie
Released2026-07-092026-04-21
Cited benchmark scores86
Reliability

Provider status

All providers
More matchups

GPT-5.6 Luna vs …

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Which one wins on your data?

Public benchmarks are a starting point. Run GPT-5.6 Luna and Qwen3.6 27B on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.