Tesla · general-purpose humanoid
Bumble C
Optimus development platform
An early prototype built with semi-off-the-shelf actuators that walked, waved and danced on stage; often called 'Bumblebee' in coverage.
- Price
- —Not published
- Height
- —Not published
- Weight
- —Not published
- Payload
- —Not published
- Speed
- —Not published
- Battery
- —Not published
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Why it matters
Tesla's first humanoid to walk in public, untethered on stage at AI Day 2022.
Real-world use
Tesla Fremont factory (demo task)
Public attention
A historic robot: no longer sold or in use, so it is not ranked against current humanoids.
- No Wikipedia article of its own yet
- 1 news story from reputable press listed on this page
Measures how much people read and write about a robot, not how good it is. Measured 2026-10-13; same method for every robot. How it is measured
What’s inside
The parts the company has talked about publicly.
- Hands
- simple
- Movement
- Walks on legs
- Actuators & motors
- Semi off-the-shelf actuators; built mostly from off-the-shelf parts.
- AI & software
- Walked untethered on stage and waved; videos showed it carrying a package, watering plants and doing a workstation task at Fremont.
- Other details
- Development test bed ahead of Tesla's in-house-parts Optimus prototype.
Lineage
Every Tesla humanoid in order.
- No public photo yetWe only show photos we're allowed to useBumble C (Optimus development platform)2022Retired
Optimus (AI Day 2022 prototype)2022Retired
Optimus (Gen 1)2023Retired
Optimus Gen 22023Prototype
Tesla also makes 3 vehicles. See every Tesla robot
Watch Bumble C (Optimus development platform)
Made, sold and where
Unit counts are usually company figures; analysts often disagree.
- Price
- Not published
- How to get one
- No official buying page found
- Built
- development platform
- Sold or delivered
- never sold
- Where it is sold or used
- United States
- Customers and pilots
- Tesla Fremont factory (demo task)
News
The latest 1, newest first. Summaries are ours; tap through for the original.
- Bumble C walks at AI Day 2022
Tesla's first development robot walked on stage at AI Day in Palo Alto.
Electrek
Side by side with its peers
Picked by the same rules for every humanoid: another maker’s robot that moves the same way, is at the same stage and does at least one of the same main jobs, first shown within two years. Closer size and price rank higher. How we choose
| Measure | No public photo yetWe only show photos we're allowed to useBumble C (Optimus development platform)Tesla |  Figure 01Figure AISame job: industrial · Both walk · Both past robots |  Figure 02Figure AISame job: industrial · Both walk · Both past robots |
|---|---|---|---|
| First shown | 2022-09-30 | 2023-03 | 2024-08-06 |
| Status | Retired | Retired | Retired |
| Height | — | 168 cm | 168 cm |
| Weight | — | 60 kg | 70 kg |
| Joints | — | — | — |
| Speed | — | 4.3 km/h | 4.3 km/h |
| Payload | — | 20 kg | 20 kg |
| Battery | — | 5 h | 5 h |
| Price | — | — | — |
Sources
Figures come from press coverage. Every link below backs something on this page.
Photos and logos only identify each robot and its maker. Simbeing is not affiliated with, sponsored by or endorsing any company, and nothing here is advertising. Figures are for statistics only and are not advice of any kind. Terms of use