Catalog Changes
Version history starts when recording is enabled. Versions are created when reported values, array items or listing availability change. Array differences align positions, not inferred identities. The first observation is a baseline; unchanged downloads update last observation time.
Catalog Changes
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StepFun: Step 3.7 Flash · 2026-10-15 06:04:04.491816 UTC
Current Model ListingOpenRouter
7 Changed Fields
Field / Array Position Previous Value Observed Value Benchmarks · Design Arena[0] · Rank 77 78 Benchmarks · Design Arena[4] · Elo 1162 1161 Benchmarks · Design Arena[4] · Win Rate 38.7 38.6 Benchmarks · Design Arena[5] · Elo 1083 1082 Benchmarks · Design Arena[6] · Rank 62 63 -
StepFun: Step 3.7 Flash · 2026-10-14 18:04:42.094550 UTC
Current Model ListingOpenRouter
9 Changed Fields
Field / Array Position Previous Value Observed Value Benchmarks · Design Arena[0] · Elo 1130 1128 Benchmarks · Design Arena[0] · Rank 76 77 Benchmarks · Design Arena[2] · Elo 1185 1184 Benchmarks · Design Arena[2] · Rank 63 64 Benchmarks · Design Arena[2] · Win Rate 42.5 42.4 -
StepFun: Step 3.7 Flash · 2026-10-14 00:05:18.741142 UTC
Current Model ListingOpenRouter
6 Changed Fields
Field / Array Position Previous Value Observed Value Benchmarks · Design Arena[0] · Rank 75 76 Benchmarks · Design Arena[1] · Elo 1153 1154 Benchmarks · Design Arena[4] · Win Rate 38.8 38.7 Benchmarks · Design Arena[6] · Elo 1183 1182 Benchmarks · Design Arena[6] · Rank 63 62 -
StepFun: Step 3.7 Flash · 2026-10-13 18:02:20.856663 UTC
Current Model ListingOpenRouter
10 Changed Fields
Field / Array Position Previous Value Observed Value Benchmarks · Design Arena[0] · Elo 1131 1130 Benchmarks · Design Arena[0] · Win Rate 40.6 40.5 Benchmarks · Design Arena[2] · Rank 62 63 Benchmarks · Design Arena[3] · Win Rate 42.8 42.9 Benchmarks · Design Arena[4] · Elo 1165 1163 -
StepFun: Step 3.7 Flash · 2026-10-13 03:20:55.676843 UTC
Current Model ListingOpenRouter
First recorded baseline; no earlier history is available.