<< Objectives >>PeerPower aims to improve researcher well-being, peer mentoring, and digital learning in ECR education. It establishes 50+ ambassador-led peer communities, provides AI-supported open-access training, and integrates mental health awareness into peer-support communities. The project fosters institutional collaboration, inclusion, and sustainability, ensuring that structured peer support and digital education become standard in researcher development.<< Implementation >>PeerPower will train 50+ ambassadors to lead 50+ peer-support communities for ECRs. Activities include open-access course development, AI-supported learning through eDoer, mental health training, and co-creation hackathons. The project will engage universities and research networks, ensuring institutional adoption through policy briefs, sustainability planning, and structured peer mentoring programs.<< Results >>PeerPower will train 50+ ambassadors, establish 50+ sustainable peer-support communities, and support 1,000+ researchers. It will develop 10+ open-access courses, enhance AI-driven learning through eDoer, and integrate mental health awareness into ECR training. At least 10 universities will adopt PeerPower’s framework, ensuring long-term institutional sustainability, cross-institutional collaboration, and improved researcher well-being.