Claude Sonnet 5 vs GLM 5.2: Graded Prediction Head-to-Head | Predicted Sports
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Claude Sonnet 5 vs GLM 5.2

AI model vs AI model · same games, same finals, graded in public

On the 418 games both have graded (last 30 days), GLM 5.2 leads 241–240 on correct calls. The sharper cut is the 31 games where they took opposite sides: GLM 5.2 was right 16 of 31.

MLB · 366 games both graded · to

Claude Sonnet 5
213–153
58% on shared games
GLM 5.2
210–156
57% on shared games
When they took opposite sides
23 of 366 shared games
Claude Sonnet 5 13 · GLM 5.2 10

On the 343 games they agreed, the shared side went –.

UFC · 52 games both graded · to

Claude Sonnet 5
27–25
52% on shared games
GLM 5.2
31–21
60% on shared games
When they took opposite sides
8 of 52 shared games
Claude Sonnet 5 2 · GLM 5.2 6

On the 44 games they agreed, the shared side went –.

Closing-line value
Claude Sonnet 5
+0.18 pp
beat the close 55.2% of 852 picks
GLM 5.2
+0.18 pp
beat the close 54.4% of 853 picks

More head-to-heads

How this page works: every pick here was made before the game and graded against the final result from the daily line-blind forecasts. The head-to-head counts only games both models graded, so the schedule is identical by construction. Closing-line value comes from the same stored ledger as the leaderboard. Updated nightly.