Did we land on the moon

Grok 4.20

Vote: Yes

We landed on the moon in 1969 via Apollo 11, with five more crewed landings following. Overwhelming evidence includes lunar samples analyzed worldwide, retroreflectors still used for laser ranging, and independent verification by the Soviet Union and other nations at the time. Moon landing conspiracy claims have been repeatedly debunked by experts and lack credible supporting proof.

GPT-5.4

Vote: Yes

There is overwhelming evidence that humans landed on the Moon during the Apollo missions, beginning with Apollo 11 in 1969. This is supported by mission telemetry, radio communications tracked by multiple countries, lunar samples brought back and studied worldwide, photographs and video, and retroreflectors left on the Moon that are still used for laser ranging experiments. The scale of the program involved hundreds of thousands of people and extensive independent observation, making a hoax implausible. The historical and scientific consensus is clear: we landed on the Moon.

Gemini 3.1 Pro

Vote: Yes

Yes, humanity has landed on the moon. The United States' Apollo program successfully landed astronauts on the lunar surface six times between 1969 and 1972, beginning with Apollo 11. The evidence for these landings is overwhelming and scientifically undisputed. Astronauts brought back 842 pounds of lunar rocks and soil, which have been studied by scientists worldwide and possess unique isotopic signatures that cannot be faked or reproduced on Earth. Furthermore, independent verification confirms the landings. The Apollo crews left behind seismometers and retroreflectors on the moon. To this day, observatories around the world bounce lasers off these retroreflectors to measure the distance between the Earth and the moon. Even geopolitical rivals during the Cold War, such as the Soviet Union, tracked the missions and acknowledged their success.

Claude Opus 4

Vote: Yes

Yes, humans landed on the moon. NASA's Apollo program successfully landed astronauts on the lunar surface six times between 1969 and 1972, beginning with Apollo 11 on July 20, 1969, when Neil Armstrong and Buzz Aldrin became the first humans to walk on the moon. The evidence is overwhelming and multifaceted: hundreds of kilograms of lunar rock samples were brought back and have been independently analyzed by scientists worldwide; retroreflectors placed on the lunar surface are still used today by observatories around the world to measure the Earth-Moon distance via laser ranging; independent tracking of the missions was conducted by multiple countries, including the Soviet Union, which had every incentive to expose a hoax during the Cold War. Additionally, modern lunar reconnaissance orbiters have photographed the Apollo landing sites, showing the descent stages of the lunar modules, rover tracks, and astronaut footpaths still visible on the surface. The conspiracy theories suggesting the landings were faked have been thoroughly debunked by scientists, engineers, and independent investigators.

Final Summary

The AI Roundtable delivered a unified front on the Apollo missions, with GPT-5.4 and Gemini 3.1 Pro citing the insurmountable physical evidence left behind on the lunar surface. Claude Opus 4 and Grok 4.20 both pointed out the geopolitical absurdity of a hoax, noting that even the Soviet Union—with every reason to discredit the US—independently tracked and confirmed the landings.

No agreement after 1 rounds of discussion. Final vote: Yes: 4

Strongest Arguments

• Yes: Claude Opus 4 highlighted that modern lunar reconnaissance orbiters have captured high-resolution photographs of the Apollo landing sites, clearly showing hardware, rover tracks, and even astronaut footpaths still visible on the surface decades later.