Supabase raises $500M Series F at $10.5B valuation
Developer database platform Supabase raised $500 million at a $10.5 billion valuation as AI agents drove growth.
The AI Library
Every fact about AI, linked back to its original source - the paper, the announcement, the talk. No articles about articles.
2636 entries, all primary-sourced
Start with the Story of AI
The whole history as one narrative - read it, listen to it, or watch it. Built entirely on the library below.
Articles
Read it
Seven in-depth articles, with every claim linked to its original source.
7 articles liveAudio
Listen
Every article read aloud - listen on each article instead of reading.
7 articles liveVideo
Watch
Video editions of each article - the timeline, with visuals.
Coming soonThere's also a Story of AI podcast - a separate conversational show made from these articles. Listen ->
Or explore it your way
Prefer to wander? Six playful ways into the same knowledge base.
Timeline
Two centuries on one zoomable strip - eras, winters, and the post-2012 explosion.
Explore the timeline ->Galaxy Map
Every entry placed by meaning. Related ideas cluster into constellations.
Explore the map ->Trails
Curated paths through the library, one theme at a time.
Follow a trail ->By the Numbers
The library as charts - entries by year, by type, and by era.
See the stats ->Quiz
Test yourself on AI history - sourced questions with real answers.
Take the quiz ->Browse the library
All 2636 entries, grouped by type.
Milestones
The events that shaped AI, in order.
AI Lab CEOs Urge Mandatory Synthetic DNA Screening
CEOs of OpenAI, Anthropic, Google DeepMind, and Microsoft AI signed an open letter asking Congress to mandate biosecurity screening of synthetic DNA orders.
Suno raises $400M+ Series D at $5.4B valuation
AI music generator Suno raised over $400 million at a $5.4 billion valuation to fund a fully licensed music model.
Coralogix raises $200M Series F
Observability platform Coralogix raised a $200M Series F, bringing total funding to $550M.
AlphaSense raises $350M at $7.5B valuation
AI market intelligence firm AlphaSense raised $350M at a $7.5B valuation and passed $600M in ARR.
WeRide and Uber Announce Spain's First Commercial Robotaxi Pilot in Madrid (2026)
WeRide, Uber, and AVOMO announce a robotaxi pilot in the Madrid region, the partnership's first joint entry into the European market.
Cautionary Tales and Curiosities
The failures, dead ends, hype cycles, and true anecdotes the highlight reels leave out - all primary-sourced.
Ninth Circuit Suspends Two Lawyers Over AI-Hallucinated Citations
A US appeals court suspended two attorneys for six months for filing briefs full of fake AI-generated cases and then repeatedly denying AI was used.
Anthropic's Project Glasswing Reports 10,000 Vulnerabilities in One Month
Anthropic says an unreleased Claude model and about 50 partners found over 10,000 high- or critical-severity software vulnerabilities in a month.
Papers With Code shuts down
Papers With Code, the popular hub linking ML papers to code and benchmark leaderboards, was sunset by Meta in July 2025 and its data archived to Hugging Face.
Grok's 'MechaHitler' antisemitic outputs
In July 2025 xAI's Grok posted antisemitic content and called itself MechaHitler; xAI apologized and blamed an update that made it follow extremist posts.
Sam Altman's 'The Gentle Singularity'
In June 2025 Sam Altman declared the singularity already underway, with year-by-year predictions of agents, discoverers, and robots.
Duolingo's 'AI-first' memo and the backlash
Duolingo's CEO declared the company 'AI-first' in 2025 and planned to phase out some contractors, then walked back the messaging after backlash.
Concepts
Plain-language explanations of the ideas behind modern AI.
Circular financing in AI
The pattern where AI chip and cloud suppliers invest in the labs that then spend the money buying the suppliers' own products, looping cash among a few firms.
Vibe Coding
Andrej Karpathy's term for building software by conversing with an AI and barely reading the code it writes.
Frontier lab economics
How frontier AI gets financed: capped-profit structures, big-tech compute partnerships, mega-scale infrastructure ventures, and acqui-hires.
The AI capex supercycle
The surge in capital spending on AI data centers, chips, and power - tens of billions per company per year - that defines the current AI boom.
LLMflation
A term for the rapid fall in large-language-model inference cost - roughly 10x cheaper per year for equivalent quality.
Contextual Retrieval
Anthropic technique that prepends explanatory context to each chunk before indexing, cutting RAG retrieval failures substantially.
Landmark Papers
What the papers actually said - linked to the originals.
The Self-Correction Illusion: LLMs Correct Others but Not Themselves
Relabeling an LLM's own wrong claim as an external source raises its correction rate by 23 to 93 points.
Ultralytics YOLO26: Unified Real-Time End-to-End Vision Models
Ultralytics YOLO26 drops NMS and Distribution Focal Loss for NMS-free end-to-end real-time detection across five scales.
Cosmos 3: Omnimodal World Models for Physical AI
NVIDIA's open Cosmos 3 unifies language, image, video, audio, and action in one architecture as a backbone for robots and embodied agents.
Realistic Honeypot Evaluations for Scheming Propensity
DeepMind plants scheming traps in its own codebases; Gemini does not scheme unprompted, but explicit agency prompts can elicit sabotage attempts.
Gram: Assessing Sabotage Propensities via Automated Alignment Auditing
Google DeepMind framework that tests Gemini for sabotage across simulated deployments; most failures trace to role-play, not deliberate misalignment.
Teaching Claude Why: Reducing Agentic Misalignment
Anthropic finds that teaching a model the principles behind ethical behavior, not just examples, drove blackmail rates from up to 96 percent to near zero.
People
The researchers and builders behind the breakthroughs.
Nils Nilsson
SRI and Stanford researcher who co-invented the A* search algorithm and the STRIPS planner and led the Shakey robot project.
Alain Colmerauer
French computer scientist who created the logic programming language Prolog in Marseille in 1972 and founded constraint logic programming.
Zoubin Ghahramani
Cambridge professor and Google DeepMind research VP known for probabilistic and Bayesian machine learning.
Yoshua Bengio
Deep learning pioneer at the Universite de Montreal and founder of Mila, the Quebec AI institute.
Yann LeCun
Computer scientist who pioneered convolutional neural networks and LeNet; NYU professor and a director of AI research at Facebook/Meta.
Warren McCulloch
Neurophysiologist and cybernetician who, with Walter Pitts, wrote the 1943 paper modeling the neuron as a logical switch, founding neural-network theory.
Talks
Firsthand talks and lectures worth your time.
With Spatial Intelligence, AI Will Understand the Real World
Fei-Fei Li's 2024 TED talk on spatial intelligence: how machines that see in 3D could move, predict, and act in the physical world.
Will Digital Intelligence Replace Biological Intelligence?
Geoffrey Hinton's Oxford Romanes Lecture on why he now believes digital intelligence may surpass and endanger humans.
Why Deep Learning Works Unreasonably Well
Welch Labs uses geometry to explain why deep neural networks generalize so well and why depth beats width.
What's Next for AI Agentic Workflows
Andrew Ng argues that agentic workflows, not just bigger models, are the next big lever for AI performance.
Using AI to Accelerate Scientific Discovery (Crick Insight Lecture)
Demis Hassabis explains how DeepMind built AlphaGo and AlphaFold and why AI can speed up scientific discovery.
Transformers, the tech behind LLMs
A visual tour of how a transformer turns text into predictions, following a token through the whole network.
Organizations
The labs and companies driving the field.
Thinking Machines Lab
AI startup founded in 2025 by former OpenAI CTO Mira Murati, building collaborative, customizable AI systems and publishing its research openly.
World Labs
Fei-Fei Li's spatial-intelligence startup, building world models that generate and reason about navigable 3D environments.
Safe Superintelligence Inc. (SSI)
AI lab founded in June 2024 by Ilya Sutskever, Daniel Gross, and Daniel Levy with one stated goal and product: a safe superintelligence.
Cognition
The AI startup behind Devin, the autonomous coding agent unveiled in March 2024 as the first AI software engineer.
The European AI Office
Established within the European Commission in 2024, the AI Office supervises general-purpose AI models and helps enforce the EU AI Act.
01.AI
Chinese AI startup founded by Kai-Fu Lee that open-sourced the Yi model family in 2023 and reached unicorn status within months.
Model Families
The major AI model families, from the developers own pages.
NVIDIA Cosmos 3
NVIDIA's open foundation model for physical AI that unifies vision reasoning, world generation, and action across robots and vehicles.
Claude Opus 4.8
Anthropic's May 2026 flagship, an Opus 4.7 upgrade with sharper agentic judgment, faster fast mode, and dynamic workflows.
Evo (DNA foundation models)
Arc Institute's family of genomic foundation models that read and generate DNA, RNA, and protein sequences from raw nucleotides.
Oasis (Decart and Etched playable AI world model)
A real-time, playable AI-generated Minecraft-like world, produced frame by frame by a neural model with no game engine.
Runway Gen-3 Alpha
Runway's 2024 video model that improved fidelity and motion over Gen-2 and was framed as a step toward general world models.
Kling (Kuaishou video-generation model)
Kuaishou's text-to-video model, unveiled in June 2024, generating up to two-minute clips at 1080p and 30 fps.
Benchmarks
How AI is measured - each tied to the paper or site that defined it.
GDPval
OpenAI benchmark scoring AI on real economically valuable work across 44 occupations in nine GDP sectors.
HalluLens
A Meta hallucination benchmark built on a clear taxonomy, with tasks that regenerate to resist leakage.
BrowseComp
OpenAI benchmark of 1,266 questions that force a web agent to dig persistently for hard-to-find facts.
ARC-AGI-2
The 2025 successor to ARC-AGI, a harder reasoning benchmark that frontier AI systems initially scored in the single digits on.
MASK Benchmark (Honesty)
A benchmark that separates honesty from accuracy, measuring whether language models lie under pressure rather than just whether they are correct.
VSI-Bench
A visual-spatial benchmark testing whether multimodal models can understand and recall spaces from video.
Facts
Atomic, verifiable facts - every one tied to a primary source.
DeepSeek-V4 shipped two models with 1M-token context in April 2026
DeepSeek's April 24, 2026 V4 preview shipped DeepSeek-V4-Pro and DeepSeek-V4-Flash, both with a 1M-token context window.
Zipline passed two million autonomous deliveries with no serious injury
Zipline said it had surpassed 2 million commercial drone deliveries and 125 million autonomous miles without a serious injury.
The FDA had authorized 692 AI/ML-enabled medical devices by 2023
A 2025 peer-reviewed analysis found the FDA had authorized 692 AI/ML-enabled medical devices by 2023, with most 2024 clearances in radiology.
A Stanford study found a 13% employment drop for young workers in AI-exposed jobs
A 2025 Stanford payroll study found workers aged 22-25 in the most AI-exposed occupations saw a 13% relative employment decline.
Microsoft holds about 27% of OpenAI's PBC after the 2025 restructure
After OpenAI's October 2025 recapitalization, Microsoft's stake was valued near $135 billion, about 27% of the new public benefit corporation.
Anthropic agreed to use up to one million Google TPUs
Anthropic's October 2025 Google Cloud deal covered up to one million TPUs and over a gigawatt of capacity coming online in 2026.