CARB-X (Combating Antibiotic-Resistant Bacteria Biopharmaceutical Accelerator)
CARB-X funding solicitations
Status not published
CARB-X issues periodic funding solicitations with themed topics; the most recent one referenced on the site is the 2024 solicitation. Deadlines are published per solicitation.
Non-dilutive milestone-based awards for pre-clinical and early clinical antibacterial products. CARB-X has invested USD 506 million across 124 projects in 14 countries; individual awards have commonly ranged from a few hundred thousand to over USD 10 million including options.
CARB-X, hosted by Boston University
ppp · supranational
Deadline: One call a year — CARB-X issues periodic funding solicitations with themed topics; the most recent one referenced on the site is the 2024 solicitation. Deadlines are published per solicitation.
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.
Quick — mostly identity and bank details.
Who can apply
- Sectors: health
- Stage: pre-seed, seed and Series A
- R&D activity required
Open to small companies, biotechs and academic spinouts worldwide working on antibiotics, preventatives (vaccines, microbiome), rapid diagnostics and other products against drug-resistant bacteria.
Related reading: How grant deadlines actually work
Source. https://carb-x.org/
"new antibiotics and other life-saving products to combat the most dangerous drug-resistant bacteria"
Verified on 14 August 2026
Source: funder's homepage — the programme page was not found
Similar programmes
Coalition for Epidemic Preparedness Innovations (CEPI) calls
Open continuouslyCoalition for Epidemic Preparedness Innovations (CEPI)
Frontier Advance Market Commitment
Open continuouslyFrontier (Stripe, Alphabet, Shopify, Meta, McKinsey and others)
Draper Richards Kaplan Foundation
Open continuouslyDraper Richards Kaplan Foundation
Tony Elumelu Foundation Entrepreneurship Programme
Open continuouslyTony Elumelu Foundation
AI Safety Fund (Frontier Model Forum)
Open continuouslyAI Safety Fund, administered by Meridian Prime with the Frontier Model Forum
Ashoka Fellowship
Open continuouslyAshoka
Free
Get deadline alerts for Global programmes
One email when a programme in your country closes in 2 weeks or 3 days, or newly opens. No spam, one click to stop. Covers every programme in the country you pick. Free covers one country; a paid plan can watch as many as you like.
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