# GPT-6 Luna vs Magistral Small

> Side-by-side benchmark comparison for GPT-6 Luna and Magistral Small across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-6-luna-vs-magistral-small
- Last updated: October 14, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for GPT-6 Luna and Magistral Small.

## Summary

- GPT-6 Luna and Magistral Small do not currently share a sourced benchmark row. The mirror therefore compares metadata, pricing, context windows, and each model's separately reported coverage without naming a benchmark winner.

## Model Snapshot

| Property | GPT-6 Luna | Magistral Small |
|----------|----------|----------|
| Creator | OpenAI | Mistral |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1.05M | 128K |
| Independent public score (not head-to-head) | 66.58 | null |
| Benchmarks Covered | 13 | 6 |
| Pricing (input/output) | $0.10 / $0.50 | N/A |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GPT-6 Luna public-lane score: 56.5 (Estimated · #35/124)
- Magistral Small public-lane score: Coming soon

| Benchmark | GPT-6 Luna | Magistral Small | Winner |
|-----------|-----------|-----------|--------|
| ExploitGym | 11.6% | Coming soon | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- GPT-6 Luna public-lane score: 53.3 (Supported · #36/148)
- Magistral Small public-lane score: Coming soon

| Benchmark | GPT-6 Luna | Magistral Small | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 66.6% | Coming soon | Coming soon |
| Bug Hunt Bench | 18.3 fixes | Coming soon | Coming soon |
| LiveCodeBench v5 | Coming soon | 55.8% | Coming soon |
| LiveCodeBench v6 | Coming soon | 47.4% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- GPT-6 Luna public-lane score: 59.6 (#27/29)
- Magistral Small public-lane score: Coming soon

| Benchmark | GPT-6 Luna | Magistral Small | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | 86.70% | Coming soon | Coming soon |
| ARC-AGI-2 | 59.3% | Coming soon | Coming soon |
| ARC-AGI-3 | 0.1% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- GPT-6 Luna public-lane score: 81.9 (Unranked · 1 rankable row)
- Magistral Small public-lane score: Coming soon

### Knowledge

- Winner: Insufficient shared evidence
- GPT-6 Luna public-lane score: 67.2 (Supported · #28/181)
- Magistral Small public-lane score: Coming soon

| Benchmark | GPT-6 Luna | Magistral Small | Winner |
|-----------|-----------|-----------|--------|
| HealthBench (raw) | 50.0% | Coming soon | Coming soon |
| HealthBench (length-adjusted) | 54.5% | Coming soon | Coming soon |
| HealthBench Professional | 60.8% | Coming soon | Coming soon |
| HealthBench Professional (raw) | 61.2% | Coming soon | Coming soon |
| HealthBench Hard | 31.4% | Coming soon | Coming soon |
| GPQA | Coming soon | 68.2% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- GPT-6 Luna public-lane score: 83.7 (Unranked · 2 rankable rows)
- Magistral Small public-lane score: Coming soon

| Benchmark | GPT-6 Luna | Magistral Small | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 78.947% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 56.098% | Coming soon | Coming soon |
| AIME 2024 | Coming soon | 70.7% | Coming soon |
| AIME 2025 | Coming soon | 62.8% | Coming soon |
| MATH-500 | Coming soon | 95.9% | Coming soon |

## FAQ

### Can I compare GPT-6 Luna and Magistral Small on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but sourced benchmark coverage is still incomplete for a fair score-level comparison.

### Why does this page show "coming soon" values?

BenchLM only calls winners when public benchmark coverage is available on both sides of the comparison.

## Related Comparisons

- [GPT-6 Luna vs GPT-6.1 Sol](/compare/gpt-6-1-sol-vs-gpt-6-luna)
- [Magistral Small vs GPT-6.1 Sol](/compare/gpt-6-1-sol-vs-magistral-small)
- [GPT-6 Luna vs GPT-6 Astra](/compare/gpt-6-astra-vs-gpt-6-luna)
- [Magistral Small vs GPT-6 Astra](/compare/gpt-6-astra-vs-magistral-small)

## Explore More

- [GPT-6 Luna profile](/models/gpt-6-luna)
- [Magistral Small profile](/models/magistral-small)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)