--- title: "Smart Expense Agent · Alexander Frings" description: "AI agent connected to WhatsApp to receive and process photos of financial documents. Computer vision + NLP to extract data, detect anomalies and structure…" image: "https://apexdesign.cl/og/agente-rendiciones.jpg" url: "https://apexdesign.cl/en/files/agente-rendiciones" lang: en content-signal: "search=yes, ai-input=yes, ai-train=no" --- # Smart Expense Agent Smart Expense Agent: a project by Alexander Frings (2024), in the Applied AI family. AI agent connected to WhatsApp to receive and process photos of financial documents. Computer vision + NLP to extract data, detect anomalies and structure into a corporate database. ![Image of the project Smart Expense Agent](https://apexdesign.cl/projects/agente-rendiciones.webp) ## Project file - **Year:** 2024 - **Family:** [Applied AI](https://apexdesign.cl/en/files) - **Author:** [Alexander Frings](https://apexdesign.cl/en/about), Design Engineer with an MSc in Innovation and Design - **Map:** [Tool, on the digital side](https://apexdesign.cl/en/map) ## Technologies and topics - WhatsApp - Visión artificial - NLP - Document Processing - Agentes ## Related services - [Automations and agents](https://apexdesign.cl/en/services#automatizaciones-y-agentes): Teams with repetitive processes: expense reports, documents, queries, customer care. - [Operations and data flows](https://apexdesign.cl/en/services#organizacion-operativa-y-flujos-de-datos): Teams that want to put order into how they work: processes, information, tools. ## Related projects - [Digital Signage with Audience AI](https://apexdesign.cl/en/files/digital-signage) (2026), shares Visión artificial: Digital signage that reacts to who is looking at it. On the screen's own hardware, a vision model estimates presence, attention (where the person is looking)… - [Oráculo: A Digital Twin of Chile](https://apexdesign.cl/en/files/oraculo) (2026), shares Agentes: A multi-agent simulation engine to support decisions at CRTIC. From real Chilean signals it builds a knowledge graph, generates dozens of synthetic people and… - [PortugalEdge: Live Detection by Distillation](https://apexdesign.cl/en/files/portugaledge) (2026), shares Visión artificial: Detect, live and at over 30 frames per second, only the Portugal players in a match. A large vision-language model, slow but able to understand “the ones in… - [StarMatch: Networking Data Art](https://apexdesign.cl/en/files/starmatch) (2025), shares WhatsApp: Data art and B2B networking installation designed for events. It transforms the attendee list into an interactive 3D galaxy: each person is a star. When… - [Gus: AI Brand Assistant](https://apexdesign.cl/en/files/gus-asistente-marcas) (2024), shares Agentes: A platform of AI agents for the food business, born as a thesis for UAI's MSc in Innovation and Design. n8n automation for small owners: it manages the brand… ## More applied AI projects - [ActiveUnlock: Exergaming](https://apexdesign.cl/en/files/activeunlock): CRTIC research and prototype on body-tracked physical play to increase active breaks at work. Using MediaPipe as the computer-vision… - [CRTIC-Chat](https://apexdesign.cl/en/files/crtic-chat): CRTIC's own conversational assistant built on nanochat, Andrej Karpathy's small open language model. It is fine-tuned on a synthetic… ```json {"@context":"https://schema.org","@graph":[{"@type":"WebSite","@id":"https://apexdesign.cl/#website","name":"APEX OS","alternateName":"APEX OS · Alexander Frings","url":"https://apexdesign.cl/","description":"Design, engineering and AI. 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