Subj : OpenAI's IMO Gold ¨, Zuckerberg's recruiting ¨, against AI agents ¨¨
To : All
From : TLDR
Date : Mon Jul 21 2025 10:43:31
--ipmPSHGF
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
An experimental reasoning model from OpenAI has achieved gold
medal-level=
performance on the International Math Olympiad
(IMO)=C2=A0=E2=80=8C=
=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=
=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=
=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=
=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=
=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=
=8C=C2=A0=E2=80=8C=C2=A0=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=
=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=
=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=
=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=
=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=
=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0=E2=80=8C=C2=A0
Si=
gn Up [1] |Advertise [2]|View Online [3]=20
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TLDR 2025-07-21
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BIG TEC=
H & STARTUPS
OPENAI EXPERIMENTAL REASONING LLM HAS ACHIEVED A LONGSTA=
NDING GRAND
CHALLENGE IN AI (4 MINUTE READ) [5]=20
An experimental re=
asoning model from OpenAI has achieved gold
medal-level performance on th=
e International Math Olympiad (IMO). IMO
problems demand a new level of s=
ustained creative thinking compared to
past benchmarks. Submissions for t=
he challenge are hard-to-verify,
multi-page proofs. The experimental mode=
l solved five of the six
problems on the 2025 IMO. OpenAI plans to releas=
e GPT-5 soon, but it
won't be releasing anything with the experimental mo=
del's level of
math capability for several months.=20
THE EPIC BATTLE=
FOR AI TALENT=E2=80=94WITH EXPLODING OFFERS, SECRET DEALS
AND TEARS (14 =
MINUTE READ) [6]=20
The war among some of the biggest companies on the =
planet for talent
is playing out in an unprecedented frenzy of talent rai=
ds, secret
deals, and betrayals. AI researchers whose minds have never be=
en so
highly valued are set to become as rich as NBA players and Hollywoo=
d
stars. Some researchers are being offered pay packages worth more than=
$300 million, and even that kind of money isn't always enough to win
t=
hem over. The social contract that once united founders and employees
may=
be unraveling.=20
=F0=9F=9A=80=20
SCIENCE & FUTURISTIC TECHNOLOGY
=
A NEW FRONTIER IN FUSION TECHNOLOGY (4 MINUTE READ) [7]=20
Marathon=
Fusion has announced a solution to the transmutation of gold
using a met=
hod that is massively scalable, pragmatically achievable,
and economicall=
y irresistible. Its approach can generate 5,000
kilograms of gold per yea=
r per gigawatt of energy generation without
compromise to fuel self-suffi=
ciency or power output. It uses the
neutrons that drive the multiplicatio=
n reactions in deuterium-tritium
fusion on mercury-198 to produce mercury=
-197, which decays in a few
days to the only stable isotope of gold. The =
method could also be used
to create other precious metals, radically tran=
sforming the economics
of fusion and energy.=20
CANCER DNA IS DETECTA=
BLE IN BLOOD YEARS BEFORE DIAGNOSIS (3 MINUTE
READ) [8]=20
It is poss=
ible to spot tumor DNA more than three years before a
cancer diagnosis. T=
hese telltale traces could be a powerful tool in
early cancer screening e=
fforts. The technology could help doctors
detect cancers before any other=
signs or symptoms of the disease
appear and dramatically change outcomes=
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CODING WITH LLMS IN THE SUMMER OF 2025 (AN UPDATE) (6 MINU=
TE READ)
[14]=20
Software developers can maximize their impact by usi=
ng large language
models (LLMs) in an explicit way while staying in the l=
oop. This
allows them to do things that are otherwise at the borders of t=
heir
knowledge/expertise while learning in the process. It is wise to tes=
t
out the capabilities of agents from time to time, as the technology
w=
ill improve and eventually many coding tasks will be better served by
AI =
alone. Those who avoid using LLMs due to ideological or
psychological ref=
usal will be at a disadvantage as they fail to
develop the set of skills =
needed to work with the technology.=20
RETHINKING CLI INTERFACES FOR AI=
(6 MINUTE READ) [15]=20
Every command-line interface (CLI) can be impr=
oved to provide extra
context to large language models (LLMs). Doing this=
reduces tool calls
and optimizes context windows. Agents may benefit fro=
m training on
tools available within their agents. Developers may benefit=
from a
whole set of AI-enhanced CLI tools or a custom LLM shell.=20
=
=F0=9F=8E=81=20
MISCELLANEOUS
HOW YOUTUBE WON THE BATTLE FOR TV VI=
EWERS (13 MINUTE READ) [16]=20
YouTube became the most-watched video pr=
ovider on televisions in the
US earlier this year. People now watch YouTu=
be on TV sets more than on
their phones or any other device. In response,=
creators are making
longer, higher-quality videos that appeal to familie=
s and groups of
friends watching in their living rooms. This article look=
s at the
history of the platform and the secrets to its success.=20
W=
HY BANKS ARE ON HIGH ALERT ABOUT STABLECOINS (5 MINUTE READ) [17]=20
Th=
e House recently voted to pass a bill that spells out some ground
rules f=
or stablecoins. Stablecoins have the potential to lure away
customer depo=
sits from banks. The Genius Act creates a regulatory
framework where stab=
lecoins are supposed to maintain a 1:1 ratio with
the US dollar or other =
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make stablecoins more attractive to use,
especially for cross-border paym=
ents, which can take days to settle
and are subject to interchange and ot=
her fees.=20
=E2=9A=A1=20
QUICK LINKS
IN RECENT LAYOFFS, AI'S R=
OLE MAY BE BIGGER THAN COMPANIES ARE LETTING
ON (9 MINUTE READ) [18]=20
=
Firms are limiting their explanations to terms like reorganization,
r=
estructuring, and optimization, but that terminology could be AI in
disgu=
ise.=20
IT'S RUDE TO SHOW AI OUTPUT TO PEOPLE (5 MINUTE READ) [19]=20
=
AI output should only be relayed if it's either adopted as your own
o=
r there is explicit consent from the receiving party.=20
NETFLIX'S FIRS=
T SHOW WITH GENERATIVE AI IS A SIGN OF WHAT'S TO COME
IN TV, FILM (5 MINU=
TE READ) [20]=20
The Eternaut, which premiered in April, used generativ=
e AI footage
during a scene that showed a building collapsing.=20
AMA=
ZON'S AWS CLOUD COMPUTING UNIT CUTS AT LEAST HUNDREDS OF JOBS (2
MINUTE R=
EAD) [21]=20
Amazon CEO Andy Jassy is reducing what he describes as an =
excess of
bureaucracy at the company.=20
WHY I'M BETTING AGAINST AI A=
GENTS IN 2025 (DESPITE BUILDING THEM) (10
MINUTE READ) [22]=20
Error =
rates compound exponentially in multi-step workflows, context
windows cre=
ate quadratic token costs, and designing tools and feedback
systems that =
agents can actually use effectively is a huge challenge.=20
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rce=3Dtldrnewsletter
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--ipmPSHGF
Content-Type: text/html; charset=utf-8
Content-Transfer-Encoding: quoted-printable
TLDR
An experim=
ental reasoning model from OpenAI has achieved gold medal-level performance=
on the International Math Olympiad (IMO) =E2=80=8C =E2=80=8C&nbs=
p;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C&nbs=
p;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C&nbs=
p;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C&nbs=
p;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C&nbs=
p;=E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=8C =E2=80=
=8C
OpenAI experimental reasoni=
ng LLM has achieved a longstanding grand challenge in AI (4 minute read)
An experimental reasoning model from Op=
enAI has achieved gold medal-level performance on the International Math Ol=
ympiad (IMO). IMO problems demand a new level of sustained creative thinkin=
g compared to past benchmarks. Submissions for the challenge are hard-to-ve=
rify, multi-page proofs. The experimental model solved five of the six prob=
lems on the 2025 IMO. OpenAI plans to release GPT-5 soon, but it won't be r=
eleasing anything with the experimental model's level of math capability fo=
r several months.
|
The Epic Battle for AI Tale=
nt=E2=80=94With Exploding Offers, Secret Deals and Tears (14 minute read)=
strong>
The war among some of the biggest compa=
nies on the planet for talent is playing out in an unprecedented frenzy of =
talent raids, secret deals, and betrayals. AI researchers whose minds have =
never been so highly valued are set to become as rich as NBA players and Ho=
llywood stars. Some researchers are being offered pay packages worth more t=
han $300 million, and even that kind of money isn't always enough to win th=
em over. The social contract that once united founders and employees may be=
unraveling.
|
|
Science & Futuristic Technology
|
A New Frontier in Fusion Te=
chnology (4 minute read)
Marathon Fusion has announced a solutio=
n to the transmutation of gold using a method that is massively scalable, p=
ragmatically achievable, and economically irresistible. Its approach can ge=
nerate 5,000 kilograms of gold per year per gigawatt of energy generation w=
ithout compromise to fuel self-sufficiency or power output. It uses the neu=
trons that drive the multiplication reactions in deuterium-tritium fusion o=
n mercury-198 to produce mercury-197, which decays in a few days to the onl=
y stable isotope of gold. The method could also be used to create other pre=
cious metals, radically transforming the economics of fusion and energy.
|
Cancer DNA is detectable in=
blood years before diagnosis (3 minute read)
It is possible to spot tumor DNA more t=
han three years before a cancer diagnosis. These telltale traces could be a=
powerful tool in early cancer screening efforts. The technology could help=
doctors detect cancers before any other signs or symptoms of the disease a=
ppear and dramatically change outcomes for patients.
|
|
Programming, Design & Data Science
|
Coding with LLMs in the sum=
mer of 2025 (an update) (6 minute read)
Software developers can maximize their =
impact by using large language models (LLMs) in an explicit way while stayi=
ng in the loop. This allows them to do things that are otherwise at the bor=
ders of their knowledge/expertise while learning in the process. It is wise=
to test out the capabilities of agents from time to time, as the technolog=
y will improve and eventually many coding tasks will be better served by AI=
alone. Those who avoid using LLMs due to ideological or psychological refu=
sal will be at a disadvantage as they fail to develop the set of skills nee=
ded to work with the technology.
|
Rethinking CLI interfaces f=
or AI (6 minute read)
Every command-line interface (CLI) can =
be improved to provide extra context to large language models (LLMs). Doing=
this reduces tool calls and optimizes context windows. Agents may benefit =
from training on tools available within their agents. Developers may benefi=
t from a whole set of AI-enhanced CLI tools or a custom LLM shell.
|
|
How YouTube Won the Battle =
for TV Viewers (13 minute read)
YouTube became the most-watched video p=
rovider on televisions in the US earlier this year. People now watch YouTub=
e on TV sets more than on their phones or any other device. In response, cr=
eators are making longer, higher-quality videos that appeal to families and=
groups of friends watching in their living rooms. This article looks at th=
e history of the platform and the secrets to its success.
|
Why Banks Are on High Alert=
About Stablecoins (5 minute read)
The House recently voted to pass a bill=
that spells out some ground rules for stablecoins. Stablecoins have the po=
tential to lure away customer deposits from banks. The Genius Act creates a=
regulatory framework where stablecoins are supposed to maintain a 1:1 rati=
o with the US dollar or other fiat currencies so that they can easily be us=
ed for payments. This could make stablecoins more attractive to use, especi=
ally for cross-border payments, which can take days to settle and are subje=
ct to interchange and other fees.
|
|
|
Love TLDR? Tell your friends and get rewards!
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Share your referral link below with friends to get free TLDR swag!
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Track your referrals here.
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Want to advertise in TLDR? =F0=9F=93=B0
If your company is interested in reaching an audience of tech executives, d=
ecision-makers and engineers, you may want to advertise with us.
Want to work at TLDR? =F0=9F=92=BC
Apply here or send a friend's resume to jobs@tldr.tech and get $1k if we hire them!
If you have any comments or feedback, just respond to this email!
Thanks for reading,
Dan Ni &a=
mp; Stephen =
Flanders
|
|
|
|
|
--ipmPSHGF--
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