Marcos Jimenez

Co-Founder & Chief Data Scientist, x.ai · 1 appearance on the record.

computed by AI from the episodes · how this works → · full disclaimer →

scientistfounderengineer@frontiernomad ↗

Marcos Jimenez is a data scientist and former CERN particle physicist who co-founded x.ai, an artificial intelligence company behind automated scheduling assistants. He led the company's natural language processing and machine learning research until its acquisition by Bizzabo in 2021.

3statements → 1claims → 0claims resolved → 4/5average certainty → 1.33/5average debate potential →

1 not checkable as stated how the 1 claim stands · each chip opens the sources

1 assertion · 2 disclosures · every statement was checked. The predictions and assertion are the 1 claim: statements the public record can support or contradict. 0 are resolved, and 1 names no date, number or outcome precise enough to check. Everything else (opinions, insights, what ifs, disclosures) can never be settled by the record, so it carries no assessment.

The record, in short

What the tape says about how Marcos argues and how the claims held up. Everything they said, and everything said about them, is in the tabs below.

How they sound: speaking style how? →

247 words/min while actually speaking · 19.9 um and uh per 1k words

No argument clarity score for Marcos Jimenez: no usable question→answer exchanges on raw tape (a fair score needs 8+). We do not score a sample that small. Roundtable and news formats yield far fewer direct exchanges than interviews.

Measured by listening to the audio itself: 2,464 words across 1 episode of raw-level tape, transcribed verbatim with every um and uh kept, each one attributed only where the alignment onto our timed stream is unambiguous. These are measurements of speaking style. We do not rank them: across this corpus, fluency and argument quality are nearly uncorrelated (ρ≈0.2), and smooth talking does not signal clear thinking. How it's measured →

Everything Marcos Jimenez said on the MAD Podcast that made the record, most notable first. Filter by type, assessment or year in the ledger →

Disclosure
Jimenez: x.ai uses human AI trainers for QA and data annotation
“Humans right now are, they're not really taking over. They're not really acting as scheduling assistants. What they're acting as is What we call AI trainers. So they're sort of like overlooking what the machine is guessing, so they're doing a lot of, ah, you k…”
Marcos Jimenez Nov 20, 2014 ▶ 6:29 Dennis Mortensen and Marcos Jimenez, x.ai // Your AI-powered Virtual Assistant
Assertion Not checkable as stated
Jimenez: x.ai correctly identifies 70% of new meeting proposals
“And you can see that we basically, for about 70% of the times that this come in, we nail it, so we know this is a new meeting proposal.”
Marcos Jimenez Nov 20, 2014 ▶ 15:58 Dennis Mortensen and Marcos Jimenez, x.ai // Your AI-powered Virtual Assistant
Disclosure
Jimenez: x.ai's Amy schedules around learned preferences, not just open slots
“Amy's not just filling up empty buckets in your calendar. She's filling up empty buckets In order to try to reproduce what she deduces are your preferences.”
Marcos Jimenez Nov 20, 2014 ▶ 18:18 Dennis Mortensen and Marcos Jimenez, x.ai // Your AI-powered Virtual Assistant

Appearances (1)

EpisodeDateSpeaking time
Dennis Mortensen and Marcos Jimenez, x.ai // Your AI-powered Virtual Assistant Nov 20, 2014 13m
Made with StarZero

Turn any episode into a week of clips.

This entire site, over 400 conversations transcribed, diarized, checked and made playable, runs on the StarZero media pipeline. Drop in your own episode and the podcast clipper finds the moments worth sharing, cuts them, captions them, and reframes them for every feed.