Model comparison
Claude Haiku 5.5 vs Magistral Medium
Claude Haiku 5.5 is the stronger model overall, scoring 49.5 to 35.2 on the Noometry Index.
Last verified . 0 shared benchmarks.
Mistral AISummary
- The widest gap is in math, where Claude Haiku 5.5 leads 73.6 to 35.1.
- Claude Haiku 5.5 is cheaper at $0.10 / $0.50 per million input/output tokens, against $2 / $5 for Magistral Medium.
- Claude Haiku 5.5 accepts more context: 1M tokens versus 262K.
- Magistral Medium has downloadable open weights; the other is API-only.
Side by side
| Claude Haiku 5.5 | Magistral Medium | |
|---|---|---|
| Provider | Anthropic | Mistral AI |
| Noometry Index | 49.5 | 35.2 |
| Released | 2026-10-07 | 2025-03-17 |
| Weights | Proprietary | Open |
| Context window | 1M | 262K |
| Max output | 128K | 16K |
| Input $ / M tokens | $0.10 | $2 |
| Output $ / M tokens | $0.50 | $5 |
| Results tracked | 9 | 22 |
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Category by category
Coding Claude Haiku 5.5 leads
Claude Haiku 5.5: 49.2 (#50), Magistral Medium: 39.1 (#161)
| Benchmark | Claude Haiku 5.5 | Magistral Medium |
|---|---|---|
| LMArena WebDev | 1587 | — |
| SciCode | — | 39.2% |
| LMArena Coding | — | 1319 |
Reasoning Claude Haiku 5.5 leads
Claude Haiku 5.5: 35.2 (#69), Magistral Medium: 8.6 (#348)
| Benchmark | Claude Haiku 5.5 | Magistral Medium |
|---|---|---|
| ARC-AGI-2 | — | 0% |
| Kagi LLM Benchmark | — | 16.2% |
| NYT Connections (extended) | 65.7% | — |
| ARC-AGI-1 | — | 6.1% |
| CritPt | — | 0.3% |
| LMArena Hard Prompts | — | 1267 |
| Mystery Game Puzzles | 30% | — |
Math Claude Haiku 5.5 leads
Claude Haiku 5.5: 73.6 (#18), Magistral Medium: 35.1 (#189)
| Benchmark | Claude Haiku 5.5 | Magistral Medium |
|---|---|---|
| FrontierMath (Tiers 1-3) | 75.1% | — |
| FrontierMath Tier 4 | 46.3% | — |
| OTIS Mock AIME 2024-2025 | 98.9% | — |
| LMArena Math | — | 1250 |
Knowledge Claude Haiku 5.5 leads
Claude Haiku 5.5: 50.8 (#70), Magistral Medium: 33.5 (#202)
| Benchmark | Claude Haiku 5.5 | Magistral Medium |
|---|---|---|
| GPQA Diamond | 89.6% | — |
| SimpleQA Verified | 23.8% | — |
| LMArena Expert | — | 1223 |
Multimodal Not comparable
Claude Haiku 5.5: 43.7 (#21), Magistral Medium: —
| Benchmark | Claude Haiku 5.5 | Magistral Medium |
|---|---|---|
| Furniture Assembly | 47.5% | — |
Multilingual Not comparable
Claude Haiku 5.5: —, Magistral Medium: 39.6 (#224)
| Benchmark | Claude Haiku 5.5 | Magistral Medium |
|---|---|---|
| LMArena Non-English | — | 1232 |
| LMArena Chinese | — | 1227 |
| LMArena French | — | 1267 |
| LMArena German | — | 1248 |
| LMArena Japanese | — | 1175 |
| LMArena Korean | — | 1125 |
| LMArena Russian | — | 1224 |
| LMArena Spanish | — | 1271 |
Instruction Following Not comparable
Claude Haiku 5.5: —, Magistral Medium: 66.0 (#211)
| Benchmark | Claude Haiku 5.5 | Magistral Medium |
|---|---|---|
| LMArena Instruction Following | — | 1254 |
Long Context Not comparable
Claude Haiku 5.5: —, Magistral Medium: 39.3 (#183)
| Benchmark | Claude Haiku 5.5 | Magistral Medium |
|---|---|---|
| LMArena Longer Query | — | 1295 |
Writing & Preference Not comparable
Claude Haiku 5.5: —, Magistral Medium: 46.3 (#219)
| Benchmark | Claude Haiku 5.5 | Magistral Medium |
|---|---|---|
| LMArena Text | — | 1255 |
| LMArena Creative Writing | — | 1245 |
| LMArena Multi-Turn | — | 1275 |
Frequently asked questions
Is Claude Haiku 5.5 better than Magistral Medium?
Claude Haiku 5.5 is the stronger model overall, scoring 49.5 to 35.2 on the Noometry Index.
Which is cheaper, Claude Haiku 5.5 or Magistral Medium?
Claude Haiku 5.5 is cheaper. It lists at $0.10 per million input tokens and $0.50 per million output tokens; Magistral Medium lists at $2 and $5.
Is Claude Haiku 5.5 or Magistral Medium better for coding?
Claude Haiku 5.5 scores higher on coding benchmarks: 49.2 versus 39.1 in the Noometry coding category.
Which has the bigger context window?
Claude Haiku 5.5 does, with 1M tokens against 262K.
How many benchmarks do Claude Haiku 5.5 and Magistral Medium share?
0 benchmarks have published results for both models. Claude Haiku 5.5 has 9 scored results on Noometry and Magistral Medium has 22.