Model comparison
DBRX vs GPT-5.5 Pro
GPT-5.5 Pro is the stronger model overall, scoring 64.3 to 29.4 on the Noometry Index.
Last verified . 1 shared benchmarks.
Summary
- They share 1 benchmark with published results for both. DBRX scores higher in 0 categories and GPT-5.5 Pro in 3 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in math, where GPT-5.5 Pro leads 84.0 to 24.3.
- The biggest single-benchmark swing is GPQA Diamond: 32.9% for DBRX and 93.9% for GPT-5.5 Pro.
- DBRX has downloadable open weights; the other is API-only.
Side by side
| DBRX | GPT-5.5 Pro | |
|---|---|---|
| Provider | Databricks | OpenAI |
| Noometry Index | 29.4 | 64.3 |
| Released | 2024-03-27 | 2026-04-23 |
| Weights | Open | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 128K |
| Input $ / M tokens | — | $30 |
| Output $ / M tokens | — | $180 |
| Results tracked | 21 | 14 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Not comparable
DBRX: 32.9 (#266), GPT-5.5 Pro: —
| Benchmark | DBRX | GPT-5.5 Pro |
|---|---|---|
| LMArena Coding | 1132 | — |
| HumanEval+ | 70.1% | — |
| MBPP+ | 55.8% | — |
Reasoning GPT-5.5 Pro leads
DBRX: 21.4 (#222), GPT-5.5 Pro: 73.3 (#10)
| Benchmark | DBRX | GPT-5.5 Pro |
|---|---|---|
| ARC-AGI-2 | — | 84.6% |
| SimpleBench | — | 76.9% |
| ARC-AGI-1 | — | 96.5% |
| CritPt | — | 30.6% |
| Chess Puzzles | — | 64% |
| LMArena Hard Prompts | 1113 | — |
| DTBench | — | 96% |
| LMCA | — | 53.9% |
| Epoch Capabilities Index | — | 162.07 |
Math GPT-5.5 Pro leads
DBRX: 24.3 (#269), GPT-5.5 Pro: 84.0 (#10)
| Benchmark | DBRX | GPT-5.5 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 87.7% |
| FrontierMath Tier 4 | — | 78% |
| OTIS Mock AIME 2024-2025 | — | 100% |
| LMArena Math | 1145 | — |
| MATH Level 5 | 11.7% | — |
| FrontierMath (Feb 2025 set) | — | 52.4% |
| FrontierMath Tier 4 (v1) | — | 39.6% |
Knowledge GPT-5.5 Pro leads
DBRX: 14.9 (#294), GPT-5.5 Pro: 64.1 (#19)
| Benchmark | DBRX | GPT-5.5 Pro |
|---|---|---|
| GPQA Diamond | 32.9% | 93.9% |
| LMArena Expert | 1076 | — |
Multilingual Not comparable
DBRX: 29.3 (#268), GPT-5.5 Pro: —
| Benchmark | DBRX | GPT-5.5 Pro |
|---|---|---|
| LMArena Non-English | 1071 | — |
| LMArena Chinese | 1068 | — |
| LMArena French | 1096 | — |
| LMArena German | 1057 | — |
| LMArena Japanese | 990 | — |
| LMArena Korean | 993 | — |
| LMArena Russian | 1078 | — |
| LMArena Spanish | 1064 | — |
Instruction Following Not comparable
DBRX: 57.5 (#270), GPT-5.5 Pro: —
| Benchmark | DBRX | GPT-5.5 Pro |
|---|---|---|
| LMArena Instruction Following | 1112 | — |
Long Context Not comparable
DBRX: 33.7 (#258), GPT-5.5 Pro: —
| Benchmark | DBRX | GPT-5.5 Pro |
|---|---|---|
| LMArena Longer Query | 1112 | — |
Writing & Preference Not comparable
DBRX: 33.6 (#275), GPT-5.5 Pro: —
| Benchmark | DBRX | GPT-5.5 Pro |
|---|---|---|
| LMArena Text | 1119 | — |
| LMArena Creative Writing | 1104 | — |
| LMArena Multi-Turn | 1111 | — |
Frequently asked questions
Is DBRX better than GPT-5.5 Pro?
GPT-5.5 Pro is the stronger model overall, scoring 64.3 to 29.4 on the Noometry Index.
How many benchmarks do DBRX and GPT-5.5 Pro share?
1 benchmark has published results for both models. DBRX has 21 scored results on Noometry and GPT-5.5 Pro has 14.