AI models require vast amounts of diverse, real-world data for effective training. Simultaneously, individuals are increasingly concerned about data privacy but may be willing to share if compensated and given granular control. DataStream Collective is a platform that empowers individuals to securely and ethically contribute various types of their anonymized or pseudonymized digital and real-world data (e.g., anonymized app usage patterns, sensor data, explicitly consented voice snippets for specific linguistic tasks) to AI research and development projects. Users define precisely what data they share, with whom, and for what purpose, receiving fair compensation while maintaining transparency and control over their personal information. This solves the problem of AI companies struggling to acquire diverse, ethically sourced, and consented real-world data, while also empowering individuals to monetize their data responsibly.