Kolva.io is a smart 2026 AI productivity workspace that acts as your second brain—handling tasks, meeting transcription/summaries/action items, document chat/search/summarization, and schedule optimization via natural language. No subscriptions: pay-as-you-go credits only when AI is used (Gemini 3 + Claude Haiku). Features Command Bar (⌘K), Focus Mode, AI task breakdown, and personalized learning from your patterns. Great for busy pros, freelancers, and small teams who want seamless AI help without monthly fees—free credits on signup.

302.ai is a comprehensive enterprise-grade AI resource hub in 2026, offering pay-as-you-go access to a wide array of multimodal AI models and APIs for text, image, video, audio, data processing, and more. It features unified API integration, no usage limits, 24/7 uptime, ready-to-use open-source online apps, and an Android AI chat client. Ideal for developers, enterprises, small businesses, and enthusiasts seeking cost-effective, all-in-one AI capabilities without subscriptions.