FreshStack retrieval leaderboard adds Cohere Embed v5, EmbeddingGemma2, Perplexity late-interaction models

beirmug · x · 2026-10-23

FreshStack, a zero-shot retrieval benchmark across five niche technical domains ranked by average Recall@50 with 52 retrievers, has been revamped. Newly added models include Cohere Embed v5.0, Google's EmbeddingGemma2, and Perplexity's late-interaction models. Current leader: Oten-Embedding-8B (avg R@50 0.609), followed by pplx-v2-preview and Oten-Embedding-4B. Useful for picking robust retrieval models.

Related event: FreshStack Retrieval Leaderboard Updated: Oten-Embedding-8B Takes Top Spot(2 posts)→

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