Model comparison

GPT-5.5 vs Ring-2.6-1T

GPT-5.5 has enough public results to be ranked (#9); Ring-2.6-1T does not yet, so treat this comparison as directional.

Last verified . 3 shared benchmarks.

GPT-5.5 OpenAI

63.4

Rank #9 Confirmed

Summary

  • They share 3 benchmarks with published results for both. GPT-5.5 scores higher in 2 categories and Ring-2.6-1T in 0 categories; 2 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where GPT-5.5 leads 72.8 to 26.1.
  • The biggest single-benchmark swing is CritPt: 27.1% for GPT-5.5 and 3.7% for Ring-2.6-1T.
  • Ring-2.6-1T has downloadable open weights; the other is API-only.

Side by side

GPT-5.5 and Ring-2.6-1T specifications
GPT-5.5Ring-2.6-1T
ProviderOpenAIAnt Group (inclusionAI)
Noometry Index63.436.9
Released2026-04-232026-05-14
WeightsProprietaryOpen
Context window1.05M—
Max output128K—
Input $ / M tokens$5—
Output $ / M tokens$30—
Results tracked713

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Category by category

Coding GPT-5.5 leads

GPT-5.5: 58.2 (#17), Ring-2.6-1T: 40.7

Coding benchmarks
BenchmarkGPT-5.5Ring-2.6-1T
SciCode56.1%42.4%
ALE-Bench1,943432.57
SWE-bench Verified80.6%—
DeepSWE67%—
FrontierCode43%—
LMArena WebDev1513—
GSO40.2%—
WeirdML84.9%—
LMArena Coding1494—
MirrorCode10%—

Agentic & Tool Use Not comparable

GPT-5.5: 50.7 (#6), Ring-2.6-1T: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5.5Ring-2.6-1T
Terminal-Bench84.7%—
APEX-Agents55.1%—
OSWorld 2.013%—
Remote Labor Index6.3%—
τ²-bench Banking44.6%—
DeepResearch Bench54%—
PostTrainBench27.2%—
ExploitBench47.4%—
GBAEval53.2%—
GDP.pdf26%—
LMArena Search1242—
Vending-Bench 27,524—

Reasoning GPT-5.5 leads

GPT-5.5: 72.8 (#11), Ring-2.6-1T: 26.1

Reasoning benchmarks
BenchmarkGPT-5.5Ring-2.6-1T
CritPt27.1%3.7%
ARC-AGI-285%—
SimpleBench69%—
Kagi LLM Benchmark88.8%—
NYT Connections (extended)96.2%—
ARC-AGI-195%—
Chess Puzzles54%—
EBR-Bench34.3%—
LMArena Hard Prompts1489—
Mystery Game Puzzles56%—
DTBench96%—
LMCA54.3%—
Surface Evolver Bench88.1%—
Bench to the Future 30.14—
Epoch Capabilities Index159.1—
ForecastBench60.6—

Math Not comparable

GPT-5.5: 81.7 (#11), Ring-2.6-1T: —

Knowledge Not comparable

GPT-5.5: 64.4 (#17), Ring-2.6-1T: —

Knowledge benchmarks
BenchmarkGPT-5.5Ring-2.6-1T
GPQA Diamond94%—
SimpleQA Verified63%—
Vectara Hallucination Rate9.3%—
LMArena Expert1508—

Multimodal Not comparable

GPT-5.5: 46.9 (#12), Ring-2.6-1T: —

Multimodal benchmarks
BenchmarkGPT-5.5Ring-2.6-1T
LMArena Vision1297—
Blueprint-Bench 236.2%—
Furniture Assembly44.2%—
LMArena Document1486—

Multilingual Not comparable

GPT-5.5: 56.4 (#20), Ring-2.6-1T: —

Multilingual benchmarks
BenchmarkGPT-5.5Ring-2.6-1T
LMArena Non-English1467—
LMArena Chinese1533—
LMArena French1486—
LMArena German1480—
LMArena Japanese1498—
LMArena Korean1460—
LMArena Russian1473—
LMArena Spanish1468—

Instruction Following Not comparable

GPT-5.5: 77.5 (#18), Ring-2.6-1T: —

Instruction Following benchmarks
BenchmarkGPT-5.5Ring-2.6-1T
LMArena Instruction Following1479—

Long Context Not comparable

GPT-5.5: 48.3 (#12), Ring-2.6-1T: —

Long Context benchmarks
BenchmarkGPT-5.5Ring-2.6-1T
CL-bench Life22.2%—
LMArena Longer Query1484—

Writing & Preference Not comparable

GPT-5.5: 72.7 (#13), Ring-2.6-1T: —

Writing & Preference benchmarks
BenchmarkGPT-5.5Ring-2.6-1T
LMArena Text1472—
LMArena Creative Writing1455—
EQ-Bench Creative Writing1844—
EQ-Bench 41315—
LMArena Multi-Turn1476—

Frequently asked questions

Is GPT-5.5 better than Ring-2.6-1T?

GPT-5.5 has enough public results to be ranked (#9); Ring-2.6-1T does not yet, so treat this comparison as directional.

Is GPT-5.5 or Ring-2.6-1T better for coding?

GPT-5.5 scores higher on coding benchmarks: 58.2 versus 40.7 in the Noometry coding category.

How many benchmarks do GPT-5.5 and Ring-2.6-1T share?

3 benchmarks have published results for both models. GPT-5.5 has 71 scored results on Noometry and Ring-2.6-1T has 3.

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