Musk vs. Chess.com: 'Chess Will Be Solved by AI' — and the Uncompromising Reply

At three in the morning, a post appeared from Elon Musk's X account. No one was surprised that the tech billionaire chose a controversial topic. But this time, he wasn't aiming at politics or electric cars. He was aiming at chess. The first strike was a seemingly harmless statement: 'Chess is about to be solved by AI. Everything will change.' With just a few words, Musk touched one of the most enduring debates of the digital age — the boundary between human intelligence and algorithms. But what he didn't anticipate was Chess.com's response. The official account of the world's largest chess platform replied just minutes later. No lengthy arguments. No formalities. Just a single, sharp sentence: 'Skill issue.' Three words. No period. But enough to create a storm on social media. Musk didn't stop. He continued to assert that the future of chess would be 'information-compressed' and that nothing is impossible for superintelligent AI. Chess.com countered by citing a number: the number of possible chess games is approximately 10^120 — greater than the number of atoms in the observable universe. But Musk still didn't back down. He said that number is 'not correct' and pointed out that the actual number of legal positions is only 10^44. He then called the person running the Chess.com account an 'intern' and claimed that AI could replace them. This time, Chess.com used Musk's own weapon against him. 'Need an AI to answer for you?' — Chess.com posted, accompanied by a screenshot of a chess position and the evaluation result from Stockfish, the most powerful chess analysis tool available today. Stockfish — the very thing Musk said would replace everything — was being used to 'replace' his argument. The story goes beyond a simple war of words. For me — someone who has spent years observing how AI has changed chess daily — this debate opens many deeper layers of meaning. This is the first time a figure with the influence of Elon Musk — the man behind xAI, creator of the Grok 4 model — has directly declared chess 'will be solved.' And notably, Grok 4 lost to OpenAI o3 in an AI chess tournament in 2026. I ask myself: Is this a serious scientific statement, or merely a way to position his artificial intelligence brand on a playing field where humans still dominate? THE NUMBERS SPEAK Before diving into the debate, we need to understand why the number 10^120 matters so much. This is the number of possible chess games — also known as 'game-tree complexity.' Each chess game is a branch of a gigantic tree, and that tree has approximately 10^120 branches. This number is so hard to grasp that scientists often compare it to 10^80 — the number of atoms in the observable universe. In other words, if each atom in the universe represented one chess game, we would still be missing a massive number of games. Musk isn't wrong when he says the number of legal positions — the actual boards that can appear in reality — is only 10^44. But what does this 10^44 number have to do with 'solving' chess? THE ANSWER LIES IN THE DEFINITION OF 'SOLVED' In game theory, a game is considered 'solved' when, from every legal position, the optimal outcome is determined if both sides play perfectly. In 2026, scientists successfully solved checkers — a game with about 10^31 legal positions — after over a decade of continuous computation. Chess has 10^44 positions — a quadrillion times more. With current technology, and even in the near future, solving all of chess is impossible, even using all of Earth's computing power. But that doesn't stop Musk from declaring that 'everything will change.' He argues that future superintelligent AIs will be capable of information compression far beyond human imagination. This is a philosophical argument, not a scientific one. It's like saying 'one day humans will fly to the Moon on bicycles.' Perhaps true, but it doesn't help solve any of today's practical problems. WHEN AI DEFEATS ITS OWN CREATOR The moment I find most interesting in this entire exchange is when Chess.com used Stockfish to answer Musk. The head of xAI — a company developing Grok 4, an AI model that once competed in an AI chess tournament — was rebutted by an AI tool itself. This is a perfect situational reversal: AI — the very thing Musk sees as chess's solver — was used to defend chess's infinite complexity. This reveals one of Musk's biggest blind spots: he views chess as a technical problem to be solved, while millions of people around the world see it as something entirely different. CHESS IS NOT MERELY A GAME In its official statement, Chess.com wrote: 'Maybe everything will change. But humans will still love playing chess even if machines surpass human intelligence.' This sentence contains a subtle observation about human psychology: we play chess not because it is difficult, but because it connects us to tradition, to thought, to each other. The empty stands still echo — if only we are quiet enough to listen. When Kasparov lost to Deep Blue in 2026, many predicted chess would die. But the opposite happened: chess has never been more popular after computers proved their superiority. When AlphaZero launched in 2026 with creative moves that astonished grandmasters, chess attracted millions more new players. History has proven many times: AI does not kill chess — it makes chess richer, deeper, and more fascinating. Musk may never understand this, because he views chess through the lens of a tech investor: everything is a problem, every problem has a solution, and every solution can be automated. But chess is not merely a problem. It is a language — something connecting a boy in India to an elderly man in Norway, a student in Saigon to a player in São Paulo. There are things that cannot be 'solved,' simply because they are not 'codes.' WHAT THIS DEBATE REALLY SAYS At its core, the Musk — Chess.com war of words is not a technical debate. It is a brand positioning battle. For Musk, declaring 'chess is about to be solved' reinforces his 'AI can do anything' narrative — a narrative essential to xAI's business strategy. Behind this claim lies an entire ecosystem of products requiring public belief in AI's power. For Chess.com, quickly countering Musk was a clever tactic to assert its position as the most authoritative voice on chess — not just on the board but also on social media. Chess.com's witty, concise, and sharp responses generated a wave of support from the global chess community, turning a potential attack into a media victory. From a sports perspective, there is something more concerning. When influential figures like Musk repeatedly repeat messages like 'chess is too simple' or 'chess is about to be solved,' they inadvertently create a false perception among the public — that chess is a dying sport, a game of the past awaiting AI's death blow. If this perception spreads, it will affect sponsors, media, and youth training programs — the very things an entire chess ecosystem depends on. 'Golden generations pass, but the poem about them is forever written.' What Musk fails to see — and perhaps will never see — is that what makes chess great is not the complexity of its variables. It lies in the fragility of human decisions. Every chess game is a story of hesitation, confidence, fear, and hope. Machines can calculate millions of moves per second, but only humans know what it feels like to sit before a board with a racing heart in a decisive game. No superintelligent AI can ever 'solve' that feeling. When the endgame arrives, everything becomes clear. A white pawn on e6. A black king in the far corner. Twenty years ago, a child learned the first lesson of patience from an old wooden chessboard: there will come a time when every retreat is blocked, every piece has found its place, and you are left with yourself and your final moves. That lesson — not the board — is what AI will never replace. Perhaps one day a superintelligent AI will declare chess 'solved,' just as Kasparov lost to Deep Blue, just as AlphaZero created unimaginable moves. But I believe humans will still sit down at the board, still whisper their secret moves, still teach their children to play. Not because they don't know AI is stronger. But because chess, with all its enormous numbers, is ultimately just a story people tell each other. And a good story never needs a solution.