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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Anthropic: Claude Opus 4.8 (batch) · 2026-10-15 06:04:04.546474 UTC
Current Model ListingOpenRouter
9 Changed Fields
Field / Array Position Previous Value Observed Value Benchmarks · Design Arena[13] · Elo 1220 1223 Benchmarks · Design Arena[13] · Win Rate 51.6 51.7 Benchmarks · Design Arena[15] · Elo 1256 1257 Benchmarks · Design Arena[16] · Elo 1241 1240 Benchmarks · Design Arena[17] · Win Rate 53 52.8 -
Anthropic: Claude Opus 4.8 (batch) · 2026-10-14 18:04:42.150555 UTC
Current Model ListingOpenRouter
11 Changed Fields
Field / Array Position Previous Value Observed Value Benchmarks · Design Arena[13] · Elo 1223 1220 Benchmarks · Design Arena[13] · Rank 40 41 Benchmarks · Design Arena[13] · Win Rate 51.7 51.6 Benchmarks · Design Arena[15] · Elo 1257 1256 Benchmarks · Design Arena[15] · Rank 37 38 -
Anthropic: Claude Opus 4.8 (batch) · 2026-10-14 00:05:24.659287 UTC
Current Model ListingOpenRouter
13 Changed Fields
Field / Array Position Previous Value Observed Value Benchmarks · Design Arena[0] · Win Rate 55.8 55.9 Benchmarks · Design Arena[12] · Elo 1224 1225 Benchmarks · Design Arena[13] · Win Rate 51.8 51.7 Benchmarks · Design Arena[15] · Win Rate 52.6 52.5 Benchmarks · Design Arena[16] · Elo 1241 1240 -
Anthropic: Claude Opus 4.8 (batch) · 2026-10-13 18:02:20.916617 UTC
Current Model ListingOpenRouter
8 Changed Fields
Field / Array Position Previous Value Observed Value Benchmarks · Design Arena[13] · Elo 1224 1223 Benchmarks · Design Arena[13] · Rank 39 40 Benchmarks · Design Arena[15] · Rank 36 37 Benchmarks · Design Arena[17] · Elo 1269 1268 Benchmarks · Design Arena[17] · Rank 25 26 -
Anthropic: Claude Opus 4.8 (batch) · 2026-10-13 03:20:55.809449 UTC
Current Model ListingOpenRouter
First recorded baseline; no earlier history is available.