Model comparison
Claude Sonnet 5.5 vs DeepSeek Coder 33B
Claude Sonnet 5.5 has enough public results to be ranked (#10); DeepSeek Coder 33B does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
DeepSeekSummary
- The widest gap is in coding, where Claude Sonnet 5.5 leads 65.5 to 37.4.
- DeepSeek Coder 33B has downloadable open weights; the other is API-only.
Side by side
| Claude Sonnet 5.5 | DeepSeek Coder 33B | |
|---|---|---|
| Provider | Anthropic | DeepSeek |
| Noometry Index | 60.5 | 38.3 |
| Released | 2026-09-28 | 2023-11-02 |
| Weights | Proprietary | Open |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $10 | — |
| Results tracked | 16 | 9 |
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Category by category
Coding Claude Sonnet 5.5 leads
Claude Sonnet 5.5: 65.5 (#6), DeepSeek Coder 33B: 37.4 (#180)
| Benchmark | Claude Sonnet 5.5 | DeepSeek Coder 33B |
|---|---|---|
| FrontierCode | 52.1% | — |
| CursorBench | 55.5% | — |
| LMArena WebDev | 1699 | — |
| FrontierSWE | 61.9% | — |
| SciCode | 61% | — |
| BigCodeBench Instruct | — | 42% |
| BigCodeBench Complete | — | 51.1% |
| ALE-Bench | 1,819 | — |
| HumanEval+ | — | 75% |
| MBPP+ | — | 70.1% |
Agentic & Tool Use Not comparable
Claude Sonnet 5.5: 44.9 (#14), DeepSeek Coder 33B: —
| Benchmark | Claude Sonnet 5.5 | DeepSeek Coder 33B |
|---|---|---|
| APEX-Agents | 75.5% | — |
Reasoning Not comparable
Claude Sonnet 5.5: 52.4 (#29), DeepSeek Coder 33B: —
| Benchmark | Claude Sonnet 5.5 | DeepSeek Coder 33B |
|---|---|---|
| CritPt | 31.4% | — |
| Mystery Game Puzzles | 65% | — |
| Epoch Capabilities Index | — | 95.74 |
| WinoGrande | — | 62% |
Math Not comparable
Claude Sonnet 5.5: 88.7 (#4), DeepSeek Coder 33B: —
| Benchmark | Claude Sonnet 5.5 | DeepSeek Coder 33B |
|---|---|---|
| FrontierMath (Tiers 1-3) | 88.8% | — |
| FrontierMath Tier 4 | 80.5% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 100% | — |
| GSM8K | — | 35.4% |
Knowledge Not comparable
Claude Sonnet 5.5: 66.0 (#11), DeepSeek Coder 33B: —
| Benchmark | Claude Sonnet 5.5 | DeepSeek Coder 33B |
|---|---|---|
| GPQA Diamond | 95.6% | — |
| SimpleQA Verified | 46.5% | — |
| ARC (AI2) Challenge | — | 42.2% |
| MMLU | — | 39.4% |
Multimodal Not comparable
Claude Sonnet 5.5: 53.2 (#5), DeepSeek Coder 33B: —
| Benchmark | Claude Sonnet 5.5 | DeepSeek Coder 33B |
|---|---|---|
| Furniture Assembly | 75% | — |
Frequently asked questions
Is Claude Sonnet 5.5 better than DeepSeek Coder 33B?
Claude Sonnet 5.5 has enough public results to be ranked (#10); DeepSeek Coder 33B does not yet, so treat this comparison as directional.
Is Claude Sonnet 5.5 or DeepSeek Coder 33B better for coding?
Claude Sonnet 5.5 scores higher on coding benchmarks: 65.5 versus 37.4 in the Noometry coding category.
How many benchmarks do Claude Sonnet 5.5 and DeepSeek Coder 33B share?
0 benchmarks have published results for both models. Claude Sonnet 5.5 has 16 scored results on Noometry and DeepSeek Coder 33B has 9.