Skip to content
Unclaimed
Discovery tool, not advice. Every figure is the published rule, not a decision on your case.
Prizes

XPRIZE Carbon Removal

Status

Closed for now

Concluded. No successor carbon removal XPRIZE has been announced; XPRIZE's active climate competition is now XPRIZE Wildfire.

Closed
Amount
$100,000,000

US$100m purse. The US$50m grand prize was awarded in April 2025 to Mati Carbon and the competition has concluded.

Funder

XPRIZE Foundation (Musk Foundation)

private · supranational

Deadline: Closed — Competition ran from 2021 to 2025 and has concluded

Your odds
Not published

This funder does not publish a success rate. We rank it using the rate observed across similar programmes and label it as an estimate rather than implying we know.

Effort
quick

Quick — mostly identity and bank details.

Who can apply

Related reading: How grant deadlines actually work

Apply on the funder's site

Source. https://www.xprize.org/prizes/carbonremoval · not human-checked

Verified on 14 August 2026

Source: www.xprize.org

Similar programmes

XPRIZE Water Scarcity

Status not published

XPRIZE Foundation (Mohamed bin Zayed Water Initiative)

XPRIZE Healthspan

Status not published

XPRIZE Foundation (Hevolution Foundation, SOLVE FSHD)

XPRIZE Wildfire

Status not published

XPRIZE Foundation (PG&E, Gordon and Betty Moore Foundation)

XPRIZE Quantum Applications

Status not published

XPRIZE Foundation (Google Quantum AI)

Startup World Cup

Open continuously

Pegasus Tech Ventures

Skoll Award for Social Innovation

Usually opens in April

Skoll Foundation

Paid, separate from Unclaimed

Want a human to review your application?

Involve Consulting can help — a paid expert-review service run by the same person behind Unclaimed, entirely separate from this free check. A flat fee, agreed up front; never a cut of what you receive.

Talk to Involve Consulting