Data briefs

The news, measured.

Each brief starts from a story on the wire and adds one open dataset the story did not show. 15 briefs, 41 open sources. Saved · RSS

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4 briefs

AI

Ten open-weight models passed 1T parameters. All ten came from China

Epoch AI lists no open-weight model above 1T from outside China since 2025; Mistral Large 4 would break that streak once its weights ship.

1 trillionMistral Large 4 (total params)Read the brief
Models of 100B+ parameters by release datebillion parameters
101001,00020242024202520252026Release dateParameters (billions, log scale)Pixtral LargeMathstralMixtral 8x7BMistral Large 4 (announc…Grok 4Grok 3Kimi K3Llama 4 Behemoth (previe…GPT-4 (Jun 2023)No open weightsOpen weightsAnnounced, weights pendi…
101001,000202420252026Release dateParameters (billions, log scale)Pixtral LargeMathstralMixtral 8x7BMistral Large 4…Grok 4No open weightsOpen weightsAnnounced, weig…
28.1%AI Bots now make up 36% of English Wikipedia pageviews, up from 28% in MayBot share, week of 4 May 1491AI China's best open model leads the US by 46 Arena points, down from 72Best Chinese open model, 2 Oct 2026
78.68AIGoogle's EmbeddingGemma 2 claim tops every sub-1.7B model on MTEB CodeEmbeddingGemma 2, claimed MTEB Code