Elon Musk and Optimus
What did Elon Musk promise about robots and when?
Musk has promised a $20,000 to $30,000 general-purpose Optimus humanoid since 2021, with rising claims each year. Since Tesla's 2021 AI Day, Musk has promised Optimus as a general-purpose humanoid that would cost $20,000 to $30,000 and become Tesla's biggest product ever. The public milestones are real and dated: a costume in 2021, a walking prototype in 2022, a Gen 2 reveal in 2023. At the 2024 We, Robot event the units were human-operated, not autonomous.
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Elon Musk's robot promises are specific, public, and dated, so the honest answer is a timeline rather than a single quote. Each entry below is attributed to Musk or Tesla and linked to a source that was checked.
It starts at Tesla's first AI Day on August 19, 2021, where Musk announced the Tesla Bot, later named Optimus, as a general-purpose humanoid to take on dangerous, repetitive, and boring work. There was no prototype; a performer in a costume stood in. A year later, at AI Day on September 30, 2022, a development prototype Musk called Bumble C walked on stage untethered for about a minute. In December 2023 Tesla revealed Optimus Gen 2, lighter and faster, with new hands shown handling an egg.
The most quoted promises are about price and scale. At the We, Robot event on October 10, 2024, Optimus units mingled with the crowd and served guests, Musk called Optimus the biggest product of any kind ever, and he said it would eventually cost between $20,000 and $30,000. That figure is a long-term, at-scale target, not a price you can pay today.
The same event carries the honest caveat. Press reporting, first by Bloomberg, found the Optimus units at We, Robot were remotely operated by humans for their movement and speech, and one robot said it was assisted by a human and not yet fully autonomous. So the promise of an autonomous, affordable humanoid is real and repeated, and the public demonstrations show progress, but the headline autonomy has not been shown unassisted. Everything here is dated and attributed so you can weigh the promise against what was actually demonstrated.
The Optimus promise timeline
Each entry is a real, dated statement by Musk or Tesla, or a press report about the 2024 demonstration, attributed to its claimant and linked to a checked source.
| When | What Musk promised or showed | Status | Source |
|---|---|---|---|
| Aug 19, 2021 | Announcement Tesla announced a humanoid robot, the Tesla Bot, with no working prototype. At Tesla's first AI Day, Musk introduced the Tesla Bot (later Optimus) as a general-purpose humanoid meant to take on dangerous, repetitive, and boring tasks, and said a prototype would follow the next year. Tesla had no robot to show, so a person in a costume danced on stage. Elon Musk at Tesla AI Day, reported by Fox Business | Announced, no prototype | |
| Sep 30, 2022 | Prototype demo A prototype, nicknamed Bumble C, walked on stage untethered. At the second AI Day, a development prototype Musk called Bumble C walked on stage without a crane or cables for the first time, waved, and gestured for about a minute. Musk said it would evolve into Optimus and that the robot could do more than was shown. Elon Musk at Tesla AI Day, reported by TechCrunch | First walking prototype | |
| Dec 12, 2023 | Product reveal Tesla revealed Optimus Gen 2, a faster, lighter version with new hands. Tesla published a video unveiling Optimus Gen 2, with all Tesla-designed actuators and sensors, roughly 10 kg lighter, walking about 30 percent faster, and new hands with tactile sensing shown handling an egg. Tesla said it planned to use the robot in its own factories before selling it. Tesla (Optimus Gen 2 reveal), reported by Electrek | Next-generation reveal | |
| Oct 10, 2024 | Price target At the We, Robot event, Musk said Optimus would eventually cost $20,000 to $30,000. At Tesla's We, Robot event, Optimus units mingled with the crowd and served guests. Musk called Optimus the biggest product ever, described it doing household chores, and said it would eventually cost $20,000 to $30,000, a long-term at-scale target rather than a shipping price. Elon Musk at Tesla's We, Robot event, reported by Entrepreneur | Long-term price target | |
| Oct 14, 2024 (as reported) | Reported caveat The Optimus units at that event were operated by humans, not autonomous. Press reporting, first by Bloomberg, found the Optimus robots at We, Robot were remotely controlled by human operators for their movement and speech. One robot told an attendee it was assisted by a human and not yet fully autonomous. The demonstration showed the promise, not a verified autonomous capability. Reported by Bloomberg and TechSpot | Human-operated (reported) |
Promise, demonstration, and where it stands
Each column is attributed to who holds the position. What Musk promised is repeated and specific; what was shown is real hardware with staged autonomy; and the honest bottom line sits between them.
An affordable general-purpose humanoid
Since 2021 Musk has promised Optimus as a general-purpose humanoid that would eventually cost $20,000 to $30,000 and become Tesla's biggest product ever, doing household chores and factory work.
Real hardware, staged autonomy
A costume in 2021, a walking Bumble C prototype in 2022, a Gen 2 reveal in 2023, and units on stage in 2024. The hardware milestones are real, but the 2024 units were human-operated per press reporting.
Promise repeated, autonomy unproven
The dated milestones are genuine. What remains a promise, not a verified capability, is the core pitch: an autonomous, general-purpose Optimus at $20,000 to $30,000 you can buy. DEPLOY records it as verified only when it is demonstrated unassisted.
How we know this
This timeline cites a checked source for every entry: Tesla's own reveal coverage and reputable reporting on each AI Day and the We, Robot event. Every URL was fetched and confirmed to return the article it is cited for. Here are the sources behind them.
Each row is a statement by Musk or Tesla, or a press report about the 2024 demonstration, attributed to its claimant and dated. None is a DEPLOY-verified capability. DEPLOY does not sell robots; it checks the record and links every source, and records a capability as verified only when it is demonstrated unassisted.
Common questions
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How much did Musk say the Tesla robot would cost?
Did Tesla show a real working Optimus robot?
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