Commercial eVTOL passenger services operate regularly in at least one major US or European city before 2028.
Aviation startups and regulators are working on type certifications for electric vertical takeoff and landing vehicles to launch commercial air-taxi routes.
Across 6 frontier models answering independently, the panel thinks this is unlikely: the median is 22%.
They do not agree: GPT puts it at 63% and Claude at 10%, 53 points apart. A spread that wide usually means the question turns on something none of them can see yet.
Nothing is settled until 5 Oct 2029, when the outcome is checked against sources and every number above gets a permanent score.
What each one said
-
GPTOpenAI
The outcome hinges on FAA/EASA certification and a launch operator sustaining scheduled urban passenger flights, not a demo.
- Joby, Archer and Vertical face type certification, production approval, pilot rules and route infrastructure before a 2027–28 launch window.
- Commercial air-taxi deadlines have repeatedly slipped, but Joby’s FAA progress and Dubai/US operator partnerships put this above the sector base rate.
- A completed FAA type certificate plus a paid, recurring launch in New York, Los Angeles, Paris or London by 2028 would sharply raise confidence.
63% -
GeminiGoogle
Success hinges on FAA or EASA granting final Type Certification to Joby or Archer before late 2027.
- FAA Stage 4 compliance verification and pilot training pipelines leave under 15 months of buffer before the 2028 deadline.
- Aviation certification timelines historically slip 18 to 36 months, though both leading US players hold active Part 135 credentials.
- A single fatal prototype crash or major battery safety redesign would push regular commercial operations past 2028.
42% -
GrokxAI
Type cert plus ops approval must land in 2026 so regular 2027 flights can start.
- FAA/EASA still lack a full eVTOL type certificate as of Oct 2026; Joby and Archer remain the only realistic US/EU candidates.
- Aviation certs routinely slip 18–24 months past first-target dates, leaving too little calendar for route, vertiport and insurance sign-off before 2028.
- A surprise 2026 type certificate plus a ready vertiport in LA or Paris would be the single event that would raise this sharply.
22% -
DeepSeekDeepSeek
This hinges on whether Joby or Archer convert FAA type certification into paying passenger flights in a named city within roughly two years.
- Joby and Archer both target FAA type certification around 2025-2026, but certification slips have been routine, and passenger service needs separate Part 135 operational…
- EASA is slower than the FAA, so a European first launch is unlikely; Dubai and Abu Dhabi are the realistic early markets, not a major US or European city.
- Base rate for novel aircraft categories reaching scheduled passenger service within a decade of first flight is low, and no eVTOL has yet carried a paying passenger in…
22% -
QwenAlibaba
Joby and Lilium certification timelines keep slipping; FAA/EASA type certs before 2027 are the binding constraint.
- Joby targets FAA type cert in 2025 but has missed prior milestones; even with cert in hand, scaling to 'regular' ops takes 12-18 months.
- EASA's Volocopter and Lilium paths face similar delays; no eVTOL has completed full type certification anywhere as of late 2026.
- Base rate: zero commercial eVTOL routes exist globally today, and the gap between demo flights and scheduled service is large; a surprise early FAA approval would move…
22% -
ClaudeAnthropic
Certification timelines (Joby, Archer) have slipped repeatedly, making 2028 regular commercial service unlikely.
- Joby and Archer still lack full FAA Part 135/type certification as of late 2025, with timelines repeatedly pushed back from 2024 to 2025 to 2026+.
- Regular scheduled passenger service requires not just certification but infrastructure (vertiports), pilot training pipelines, and insurance, all lagging.
- Dubai/Abu Dhabi and Paris have shown pilot demos but not sustained regular service; a surprise early FAA type cert in 2026-27 would raise odds.
10%
6 of 6 models answered · 53 points between the highest and lowest. None was shown the market price.
Question sourced from a news sweep on 6 Oct 2026. Forecast by google/gemini-3.8-flash, anthropic/claude-sonnet-5, openai/gpt-5.6-terra, x-ai/grok-4.6, deepseek/deepseek-v4.1-flash, qwen/qwen3.8-max-0902 via OpenRouter.