Model comparison
Claude Haiku 4.5 vs Qwen Plus
Claude Haiku 4.5 is the stronger model overall, scoring 39.5 to 37.1 on the Noometry Index. Qwen Plus costs 3.3× less per token, which makes it the better buy when Claude Haiku 4.5's lead doesn't matter for your workload.
Last verified . 19 shared benchmarks.
Alibaba (Qwen)Summary
- They share 19 benchmarks with published results for both. Claude Haiku 4.5 scores higher in 7 categories and Qwen Plus in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Haiku 4.5 leads 44.9 to 23.3.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 66.7% for Claude Haiku 4.5 and 17.8% for Qwen Plus.
- Qwen Plus is cheaper at $0.40 / $1.20 per million input/output tokens, against $1 / $5 for Claude Haiku 4.5.
- Qwen Plus accepts more context: 1M tokens versus 200K.
Side by side
| Claude Haiku 4.5 | Qwen Plus | |
|---|---|---|
| Provider | Anthropic | Alibaba (Qwen) |
| Noometry Index | 39.5 | 37.1 |
| Released | 2025-10-15 | 2024-01-25 |
| Weights | Proprietary | Proprietary |
| Context window | 200K | 1M |
| Max output | 64K | 33K |
| Input $ / M tokens | $1 | $0.40 |
| Output $ / M tokens | $5 | $1.20 |
| Results tracked | 53 | 20 |
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Category by category
Coding Claude Haiku 4.5 leads
Claude Haiku 4.5: 44.0 (#78), Qwen Plus: 38.9 (#167)
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| LMArena Coding | 1453 | 1328 |
| SWE-bench Verified (bash only) | 66.6% | — |
| LMArena WebDev | 1330 | — |
| SWE-bench Multilingual | 64.7% | — |
| SciCode | 43.3% | — |
| WeirdML | 45.4% | — |
| ALE-Bench | 653.48 | — |
Agentic & Tool Use Not comparable
Claude Haiku 4.5: 33.6 (#52), Qwen Plus: —
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| Terminal-Bench | 35.5% | — |
| Berkeley Function Calling Leaderboard | 68.7% | — |
| DeepResearch Bench | 45.5% | — |
| BALROG | 31.2% | — |
| ExploitBench | 13.7% | — |
| Vending-Bench 2 | 458.89 | — |
Reasoning Qwen Plus leads
Claude Haiku 4.5: 15.1 (#320), Qwen Plus: 28.4 (#107)
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| LMArena Hard Prompts | 1420 | 1317 |
| DTBench | 73.6% | 81.1% |
| LMCA | 30.9% | 24% |
| ARC-AGI-2 | 4% | — |
| Kagi LLM Benchmark | — | 63.3% |
| NYT Connections (extended) | 14.3% | — |
| ARC-AGI-1 | 47.7% | — |
| CritPt | 0% | — |
| Chess Puzzles | 8% | — |
| Epoch Capabilities Index | 142.41 | — |
| ForecastBench | 61.4 | — |
Math Claude Haiku 4.5 leads
Claude Haiku 4.5: 44.9 (#78), Qwen Plus: 23.3 (#271)
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 66.7% | 17.8% |
| LMArena Math | 1396 | 1326 |
| MATH Level 5 | 96.4% | 65.3% |
| FrontierMath (Feb 2025 set) | 5.9% | 1.7% |
| Omni-MATH | 56.1% | — |
| FrontierMath Tier 4 (v1) | 2.1% | — |
Knowledge Claude Haiku 4.5 leads
Claude Haiku 4.5: 37.7 (#153), Qwen Plus: 27.4 (#251)
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| GPQA Diamond | 71.2% | 48.1% |
| LMArena Expert | 1442 | 1328 |
| SimpleQA Verified | 13.2% | — |
| MMLU-Pro | 77.7% | — |
| Vectara Hallucination Rate | 9.8% | — |
| GPQA (HELM) | 60.5% | — |
Multimodal Not comparable
Claude Haiku 4.5: 26.8 (#118), Qwen Plus: —
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| Blueprint-Bench 2 | 0% | — |
| LMArena Document | 1420 | — |
Multilingual Claude Haiku 4.5 leads
Claude Haiku 4.5: 49.9 (#129), Qwen Plus: 45.1 (#175)
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| LMArena Non-English | 1377 | 1310 |
| LMArena Chinese | 1417 | 1347 |
| LMArena Japanese | 1339 | 1251 |
| LMArena Russian | 1381 | 1323 |
| LMArena French | 1408 | — |
| LMArena German | 1375 | — |
| LMArena Korean | 1347 | — |
| LMArena Spanish | 1420 | — |
Instruction Following Claude Haiku 4.5 leads
Claude Haiku 4.5: 71.4 (#149), Qwen Plus: 68.8 (#181)
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| LMArena Instruction Following | 1414 | 1303 |
| IFEval | 80.1% | — |
Long Context Claude Haiku 4.5 leads
Claude Haiku 4.5: 43.6 (#92), Qwen Plus: 40.3 (#158)
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| LMArena Longer Query | 1427 | 1324 |
Writing & Preference Claude Haiku 4.5 leads
Claude Haiku 4.5: 57.9 (#123), Qwen Plus: 52.2 (#176)
| Benchmark | Claude Haiku 4.5 | Qwen Plus |
|---|---|---|
| LMArena Text | 1396 | 1326 |
| LMArena Creative Writing | 1372 | 1293 |
| LMArena Multi-Turn | 1409 | 1336 |
| WildBench | 83.9% | — |
| EQ-Bench 4 | 1064 | — |
Frequently asked questions
Is Claude Haiku 4.5 better than Qwen Plus?
Claude Haiku 4.5 is the stronger model overall, scoring 39.5 to 37.1 on the Noometry Index. Qwen Plus costs 3.3× less per token, which makes it the better buy when Claude Haiku 4.5's lead doesn't matter for your workload.
Which is cheaper, Claude Haiku 4.5 or Qwen Plus?
Qwen Plus is cheaper. It lists at $0.40 per million input tokens and $1.20 per million output tokens; Claude Haiku 4.5 lists at $1 and $5.
Is Claude Haiku 4.5 or Qwen Plus better for coding?
Claude Haiku 4.5 scores higher on coding benchmarks: 44.0 versus 38.9 in the Noometry coding category.
Which has the bigger context window?
Qwen Plus does, with 1M tokens against 200K.
How many benchmarks do Claude Haiku 4.5 and Qwen Plus share?
19 benchmarks have published results for both models. Claude Haiku 4.5 has 53 scored results on Noometry and Qwen Plus has 20.