Cortex Retrieval Benchmark: Financial AI Finds the Right Document 92-99% of the Time, Ranks It First Only 42-69%

Exp_Mark · x · 2026-10-28

At the micro1 Forum, the author spoke with Shaudi Mahdavi (micro1) and Sam Tribwal (Head of Product at Rogo) about the launch of the Cortex retrieval benchmark. Key insight: most financial AI evaluation asks whether the answer is right, not whether the model reasoned from the right document.

The benchmark exposes a gap: authoritative sources appear in the top ten retrieval results 92-99% of the time, but rank first only 42-69% of the time — the system finds the right document but doesn't know it's the right one.

This matters enormously in finance: last year's and this year's annual reports look nearly identical to a search engine, yet are not interchangeable to analysts. Provenance is part of the claim, and broken trust carries a high cost for professionals.

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