# GPT-5.6 Luna vs Ling 3.0 Flash

> Side-by-side benchmark comparison for GPT-5.6 Luna and Ling 3.0 Flash across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-5-6-luna-vs-ling-3-0-flash
- Last updated: September 4, 2026

- Shared sourced benchmarks: 8
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick GPT-5.6 Luna if you want the stronger benchmark profile. Ling 3.0 Flash only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- GPT-5.6 Luna leads overall 65.54 to 52.2.
- The clearest category separation is in coding, where the averages are 66.9 for GPT-5.6 Luna and 42.8 for Ling 3.0 Flash.
- The biggest single benchmark swing is Terminal-Bench 2.1 (Vals) in Agentic, with scores of 79.0% and 50.2%.
- Ling 3.0 Flash is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- GPT-5.6 Luna also has the larger context window at 1.05M.

## Model Snapshot

| Property | GPT-5.6 Luna | Ling 3.0 Flash |
|----------|----------|----------|
| Creator | OpenAI | InclusionAI |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1.05M | 262K |
| Overall Score | 65.54 | 52.2 |
| Benchmarks Covered | 28 | 22 |
| Pricing (input/output) | $1.00 / $6.00 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: GPT-5.6 Luna
- GPT-5.6 Luna public-lane score: 56.5 (Supported · #34/151)
- Ling 3.0 Flash public-lane score: 40 (Supported · #121/151)

| Benchmark | GPT-5.6 Luna | Ling 3.0 Flash | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 3.0 | 14.3% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 84.7% | Coming soon | Coming soon |
| BrowseComp | 83.3% | 72.2% | GPT-5.6 Luna |
| OSWorld 2.0 | 45.6% | Coming soon | Coming soon |
| CyberGym | 77.9% | Coming soon | Coming soon |
| ExploitGym | 12.4% | Coming soon | Coming soon |
| Toolathlon | 53.4% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 79.0% | 50.2% | GPT-5.6 Luna |
| MCP Atlas | Coming soon | 65.5% | Coming soon |
| skillsBench | Coming soon | 44.8% | Coming soon |
| BFCL v4 | Coming soon | 73.0% | Coming soon |
| WideResearch | Coming soon | 73.6% | Coming soon |
| DRACO | Coming soon | 70.4% | Coming soon |

### Coding

- Winner: Coming soon
- GPT-5.6 Luna public-lane score: 66.9 (Supported · #10/183)
- Ling 3.0 Flash public-lane score: 42.8 (Estimated · #126/183)

| Benchmark | GPT-5.6 Luna | Ling 3.0 Flash | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Pro | 62.7% | 56.6% | GPT-5.6 Luna |
| Terminal-Bench 2.0 | 84.7% | Coming soon | Coming soon |
| deepSwe | 67.2% | Coming soon | Coming soon |
| FrontierCode 1.1 Extended | 55.1% | Coming soon | Coming soon |
| cursorBench32 | 61.1% | Coming soon | Coming soon |
| VulcanBench v3 | 85.5% | Coming soon | Coming soon |
| SWE-bench (Vals) | 93.0% | 65.2% | GPT-5.6 Luna |
| SWE Multilingual | Coming soon | 72.4% | Coming soon |
| LiveCodeBench v5 | Coming soon | 82.8% | Coming soon |
| SciCode | Coming soon | 41.2% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 84.0% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- GPT-5.6 Luna public-lane score: 67 (#21/48)
- Ling 3.0 Flash public-lane score: Coming soon

| Benchmark | GPT-5.6 Luna | Ling 3.0 Flash | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 78.4% | Coming soon | Coming soon |
| MMMU-Pro w/ Python | 79.5% | Coming soon | Coming soon |

### Reasoning

- Winner: Coming soon
- GPT-5.6 Luna public-lane score: 50.4 (#21/22)
- Ling 3.0 Flash public-lane score: 69.2 (Unranked · 2 rankable rows)

| Benchmark | GPT-5.6 Luna | Ling 3.0 Flash | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 59.5% | Coming soon | Coming soon |
| ARC-AGI-3 | 0.2% | Coming soon | Coming soon |

### Knowledge

- Winner: GPT-5.6 Luna
- GPT-5.6 Luna public-lane score: 64.7 (Supported · #27/181)
- Ling 3.0 Flash public-lane score: 45.9 (Supported · #112/181)

| Benchmark | GPT-5.6 Luna | Ling 3.0 Flash | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 92.3% | 85.0% | GPT-5.6 Luna |
| GPQA-D | 92.3% | 85.0% | GPT-5.6 Luna |
| HealthBench Professional | 55.7% | Coming soon | Coming soon |
| HealthBench Hard | 32.0% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 91.7% | 84.8% | GPT-5.6 Luna |
| MMLU-Pro (Vals) | 86.0% | 82.0% | GPT-5.6 Luna |
| HLE | Coming soon | 22.7% | Coming soon |

### Instruction Following

- Winner: Coming soon
- GPT-5.6 Luna public-lane score: Coming soon
- Ling 3.0 Flash public-lane score: 75.6 (#58/120)

| Benchmark | GPT-5.6 Luna | Ling 3.0 Flash | Winner |
|-----------|-----------|-----------|--------|
| IFBench | Coming soon | 74.5% | Coming soon |

### Mathematics

- Winner: Coming soon
- GPT-5.6 Luna public-lane score: 94.4 (Unranked · 3 rankable rows)
- Ling 3.0 Flash public-lane score: 73.7 (Unranked · 3 rankable rows)

| Benchmark | GPT-5.6 Luna | Ling 3.0 Flash | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath (legacy) | 78.6% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 78.600% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 58.500% | Coming soon | Coming soon |
| AIME26 | Coming soon | 93.2% | Coming soon |
| HMMT Feb 2026 | Coming soon | 87.0% | Coming soon |
| IMOAnswerBench | Coming soon | 83.7% | Coming soon |

## FAQ

### Which is better overall, GPT-5.6 Luna or Ling 3.0 Flash?

GPT-5.6 Luna is ahead overall on BenchLM right now.

### Where is the biggest gap between GPT-5.6 Luna and Ling 3.0 Flash?

The widest category gap is in coding, where the averages are 66.9 for GPT-5.6 Luna and 42.8 for Ling 3.0 Flash.

### How many benchmarks does GPT-5.6 Luna cover on BenchLM?

GPT-5.6 Luna currently has 28 sourced benchmark scores on BenchLM.

### How many benchmarks does Ling 3.0 Flash cover on BenchLM?

Ling 3.0 Flash currently has 22 sourced benchmark scores on BenchLM.

## Related Comparisons

- [GPT-5.6 Luna vs GPT-5.6 Sol](/compare/gpt-5-6-luna-vs-gpt-5-6-sol)
- [Ling 3.0 Flash vs GPT-5.6 Sol](/compare/gpt-5-6-sol-vs-ling-3-0-flash)
- [GPT-5.6 Luna vs GPT-5.6 Terra](/compare/gpt-5-6-luna-vs-gpt-5-6-terra)
- [Ling 3.0 Flash vs GPT-5.6 Terra](/compare/gpt-5-6-terra-vs-ling-3-0-flash)

## Explore More

- [GPT-5.6 Luna profile](/models/gpt-5-6-luna)
- [Ling 3.0 Flash profile](/models/ling-3-0-flash)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)