DEPLOYDatabase

Robot model

Butterfly

aerialprototypeby Overair

All-electric tilt-rotor eVTOL with four large tilting propellers using patented Optimum Speed Tiltrotor (OSTR) technology.

Track Butterfly
Manufacturer
Overair
Form factor
aerial
Maturity
prototype
Lifecycle
active

The verified answer

As of Oct 2026, DEPLOY verifies Butterfly, a aerial by Overair (prototype). 1 source back the record.

Overview

All-electric tilt-rotor eVTOL with four large tilting propellers using patented Optimum Speed Tiltrotor (OSTR) technology. Designed for urban air mobility with low noise signature. Cruise speed up to 240 km/h with range exceeding 100 km. Payload capacity approximately 1,100 lb (499 kg).

Verified vs. claimed

Maturity stage
prototype(Demo-capable; limited or one-off public appearances.)
Sources on file
View all sources →

No verified deployments on file. DEPLOY tracks independently-sourced deployment evidence separately from manufacturer capability claims.

Key facts

Configuration

Tilt-rotor with 4 large tilting propellers

Payload

~1,100 lb (499 kg)

Cruise

240 km/h, 100+ km range

Specs

Range

100+ km

Payload

1,100 lb (499 kg)

Capacity

1 pilot + 4 passengers

Propulsion

All-electric, battery packs

Technology

Optimum Speed Tiltrotor (OSTR)

Cruise Speed

240 km/h

Configuration

4 tilt-rotors, 4 electric motors

Data & sources

Web sources

1

1 source backing this record.View all →

Pricing

No verified price is on record for Butterfly. Physical-AI systems are often sold through enterprise contracts or operated as a service rather than at a public list price.

How DEPLOY tracks pricing

Recent activity

Every change to this record is dated, sourced, and independently verified where marked.

Full change history →

Safety record

No incidents on record for Butterfly.

Only active incidents are counted. Retracted incidents are excluded from this summary but remain reachable at their canonical URLs.

Sources (1)

  1. https://en.wikipedia.org/wiki/Overair

Common questions

What is Butterfly?
All-electric tilt-rotor eVTOL with four large tilting propellers using patented Optimum Speed Tiltrotor (OSTR) technology. Designed for urban air mobility with low noise signature. Cruise speed up to 240 km/h with range exceeding 100 km. Payload capacity approximately 1,100 lb (499 kg).
How much does Butterfly cost?
Butterfly's price is not publicly disclosed. DEPLOY has no verified price on record for Butterfly from Overair. Physical-AI systems like this are often sold through enterprise contracts or operated as a service rather than at a public list price; check the manufacturer for the latest.
Is Butterfly actually deployed in the real world?
Butterfly is at the prototype stage: it exists, but DEPLOY has no verified real-world deployment on record. Manufacturer capability claims should be read as claims pending independent verification.
Who makes Butterfly?
Butterfly is made by Overair, based in Santa Ana, California, USA.
Can you buy Butterfly?
Butterfly is at prototype stage and is not yet available for sale.
What are alternatives to Butterfly?
On the DEPLOY registry, comparable aerial robots to Butterfly include Wing Delivery Aircraft, Skydio X10, Zipline Platform 2 (P2), Prime Air MK30.
How does Butterfly compare to Wing Delivery Aircraft?
Butterfly and Wing Delivery Aircraft (Wing · 35 deployments) are both aerial robots on the DEPLOY registry. Butterfly has 0 verified deployments on record. Compare both records for specs, safety, deployments, and verified-vs-claimed autonomy.
Is Butterfly a top aerial?
On DEPLOY's intelligence score, which blends verified deployments, safety, adoption, media, and IP signals, Butterfly ranks in roughly the top 44% of aerial models tracked by the registry.
What is Butterfly's maturity stage?
Butterfly is at the prototype stage on the DEPLOY maturity ladder (research, prototype, pilot, commercial, production). Prototype stage means demonstrations exist but commercial readiness is not yet established.
Where is Butterfly deployed?
No verified deployments of Butterfly are currently on the DEPLOY registry. DEPLOY records deployments only when verified at a named site with a primary source; absence may reflect pre-deployment, research, or manufacturer-internal use.
Is Butterfly safe?
Butterfly has no incidents on record in the DEPLOY registry. This does not constitute a safety guarantee; it reflects the incidents DEPLOY has tracked and verified to date.
Methodology: Verified · 1 source (no primary) · last reviewed 2026-08-21

Verification posture

Verified

Low confidence

Review state

Stable

Last reviewed 2026-08-21

Maturity + lifecycle

Maturity stage: prototype

Lifecycle: active

Architectural position

Cohort: aerial

Sources by quality tier

1
knowledge-base
Knowledge base

The framework is documented at /methodology. Corrections at /corrections. Reviewer: DEPLOY editorial team.

Methodology surface for Butterfly.

Recent coverage

Butterfly in third-party press

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Sep 30, 2026

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Sep 30, 2026

Butterfly Equity Broadens its Menu

Sep 29, 2026