Model comparison

GPT-5.6 Terra vs Yi 6B

GPT-5.6 Terra has enough public results to be ranked (#15); Yi 6B does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

GPT-5.6 Terra OpenAI

59.1

Rank #15 Confirmed

Yi 6B 01.AI

—

Unranked

Summary

  • They share 1 benchmark with published results for both.
  • Yi 6B has downloadable open weights; the other is API-only.

Side by side

GPT-5.6 Terra and Yi 6B specifications
GPT-5.6 TerraYi 6B
ProviderOpenAI01.AI
Noometry Index59.1—
Released2026-07-092023-11-02
WeightsProprietaryOpen
Context window1.05M—
Max output128K—
Input $ / M tokens$2—
Output $ / M tokens$12—
Results tracked527

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Category by category

Coding Not comparable

GPT-5.6 Terra: 57.1 (#16), Yi 6B: —

Coding benchmarks
BenchmarkGPT-5.6 TerraYi 6B
DeepSWE69.6%—
FrontierCode41.3%—
CursorBench41.3%—
LMArena WebDev1520—
SciCode55%—
WeirdML78.3%—
LMArena Coding1484—
ALE-Bench1,951—

Agentic & Tool Use Not comparable

GPT-5.6 Terra: 40.2 (#23), Yi 6B: —

Agentic & Tool Use benchmarks
BenchmarkGPT-5.6 TerraYi 6B
APEX-Agents58.2%—
BALROG53.2%—
GDP.pdf24.7%—
Vending-Bench 27,343—

Reasoning Not comparable

GPT-5.6 Terra: 60.6 (#19), Yi 6B: —

Reasoning benchmarks
BenchmarkGPT-5.6 TerraYi 6B
Epoch Capabilities Index159.31104.37
ARC-AGI-283.9%—
SimpleBench48.9%—
Kagi LLM Benchmark51.3%—
NYT Connections (extended)78.4%—
ARC-AGI-196.5%—
CritPt30%—
Chess Puzzles54%—
LMArena Hard Prompts1467—
Mystery Game Puzzles35%—
DTBench93.3%—
LMCA55%—
Surface Evolver Bench83.8%—
BIG-Bench Hard—47.2%
HellaSwag—74.4%
WinoGrande—71.3%

Math Not comparable

GPT-5.6 Terra: 81.5 (#10), Yi 6B: —

Math benchmarks
BenchmarkGPT-5.6 TerraYi 6B
FrontierMath (Tiers 1-3)86%—
FrontierMath Tier 470.7%—
OTIS Mock AIME 2024-202599.7%—
ProofBench74%—
LMArena Math1463—
GSM8K—44.9%

Knowledge Not comparable

GPT-5.6 Terra: 61.3 (#27), Yi 6B: —

Knowledge benchmarks
BenchmarkGPT-5.6 TerraYi 6B
GPQA Diamond93.3%—
SimpleQA Verified43.2%—
LMArena Expert1492—
ARC (AI2) Challenge—50.3%
MMLU—64%

Multimodal Not comparable

GPT-5.6 Terra: 47.5 (#10), Yi 6B: —

Multimodal benchmarks
BenchmarkGPT-5.6 TerraYi 6B
LMArena Vision1271—
Blueprint-Bench 230.8%—
Furniture Assembly54.2%—
LMArena Document1472—

Multilingual Not comparable

GPT-5.6 Terra: 54.5 (#42), Yi 6B: —

Multilingual benchmarks
BenchmarkGPT-5.6 TerraYi 6B
LMArena Non-English1439—
LMArena Chinese1514—
LMArena French1476—
LMArena German1462—
LMArena Japanese1446—
LMArena Korean1420—
LMArena Russian1450—
LMArena Spanish1455—

Instruction Following Not comparable

GPT-5.6 Terra: 76.6 (#38), Yi 6B: —

Instruction Following benchmarks
BenchmarkGPT-5.6 TerraYi 6B
LMArena Instruction Following1453—

Long Context Not comparable

GPT-5.6 Terra: 44.4 (#64), Yi 6B: —

Long Context benchmarks
BenchmarkGPT-5.6 TerraYi 6B
LMArena Longer Query1452—

Writing & Preference Not comparable

GPT-5.6 Terra: 70.4 (#21), Yi 6B: —

Writing & Preference benchmarks
BenchmarkGPT-5.6 TerraYi 6B
LMArena Text1446—
LMArena Creative Writing1411—
EQ-Bench Creative Writing1855—
EQ-Bench 41234—
LMArena Multi-Turn1451—

Frequently asked questions

Is GPT-5.6 Terra better than Yi 6B?

GPT-5.6 Terra has enough public results to be ranked (#15); Yi 6B does not yet, so treat this comparison as directional.

How many benchmarks do GPT-5.6 Terra and Yi 6B share?

1 benchmark has published results for both models. GPT-5.6 Terra has 52 scored results on Noometry and Yi 6B has 7.

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