iDEX Open Challenge — Frequently Asked Questions
Answers to the questions founders most often ask about iDEX Open Challenge — who qualifies, the funding amount, required documents and how the application works.
Frequently asked questions
What is the maximum grant amount offered by the iDEX Open Challenge?
The iDEX Open Challenge offers grant funding of up to ₹1.5 crore to selected innovators. These funds are typically disbursed in tranches, tied to the achievement of specific project milestones under the iDEX SPARC framework.
Who is eligible to apply for the iDEX Open Challenge?
The program is open to Indian startups, individual innovators, and Micro, Small, and Medium Enterprises (MSMEs) that have technology solutions with clear applicability in the defence and aerospace sectors.
Is DPIIT recognition a mandatory requirement for applicants?
No, DPIIT (Department for Promotion of Industry and Internal Trade) recognition is not mandatory to apply for the iDEX Open Challenge. Startups, MSMEs, and even individual innovators can participate without it.
What types of technology domains are of interest to the iDEX Open Challenge?
The challenge covers a broad range of advanced technology domains including aerospace, autonomous systems, artificial intelligence, quantum technologies, advanced materials, intelligent machines, predictive algorithms, and other deep-tech areas relevant to defence.
Does the iDEX Open Challenge take equity from participating companies?
No, the iDEX Open Challenge provides grants, which are non-dilutive. This means that iDEX does not take any equity stake in the applicant's company.
What is the application deadline for the current iDEX Open Challenge cycle?
The deadline for the current cycle of the iDEX Open Challenge is June 30, 2026, at 11:59 PM. It's important to note that iDEX Open Challenge cycles are refreshed periodically throughout the year.
How are applications for the iDEX Open Challenge evaluated?
Applications undergo a multi-stage evaluation process. This includes an initial screening for eligibility and fit, followed by a technical evaluation by subject matter experts, and culminates in a final pitch to the iDEX Grand Jury.
What kind of support do innovators receive besides funding?
Beyond funding, innovators gain direct engagement with the armed forces, access to the Defence Innovation Organisation and its partner incubator network, opportunities to pilot their solutions with the military, and enhanced visibility through the iDEX Grand Jury showcase. There's also potential for follow-on investment.
Where can I submit my proposal for the iDEX Open Challenge?
You can submit your proposal and find more details on the official iDEX portal. The specific application link is available at idex.gov.in/disc-category/18.
Are there any application fees for the iDEX Open Challenge?
No, there are no application fees required to submit a proposal for the iDEX Open Challenge.
Who offers iDEX Open Challenge?
iDEX Open Challenge is offered by Defence Innovation Organisation, a government body. It is provided as non-dilutive funding.
How do I apply for iDEX Open Challenge?
Applications go through 5 stages, starting with Proposal submission. Apply through the official application link on this page.