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GPTApps
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We build ChatGPT apps and MCP servers

Put your business
on ChatGPT

We build custom MCP servers, ChatGPT and Gemini applications, seamlessly integrated with your knowledge base, allowing your clients, partners and employees to make the most of your data.

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Integrate with AI Assistants

We build apps that integrate with the most popular AI assistants, like ChatGPT, Gemini, Claude, Meta AI, or Copilot

ChatGPT interface showing custom gas station data integration

Trusted by Industry Leaders

Real results from companies that trust us with their AI solutions

Moody's logo

Two years building agents, MCP servers and AI innovative solutions

Naiz logo

80% cost reduction in translation hours between Basque and Spanish languages

Infopraca logo

20% improved conversion rate in candidates applying to job offers

ANERIS logo

50.000 marine life images recognised and categorised with AI

We've worked with

Citadel logoCaixaBank logoBoston Consulting Group logoFC Barcelona logoReal Madrid logoFord logoEcler logoMobile World Capital logo

Why Choose GPTApps

We combine expertise in AI and world-class development experience for Fortune 500 companies & high-growth companies

AI Expertise

Deep understanding of ChatGPT, Gemini, Claude, and other LLMs to create intelligent solutions.

Real Projects

Experience developing real AI-driven projects for renowned companies worldwide.

Fast Delivery

Agile development powered by AI, ensuring rapid delivery without compromising quality.

Secure & Reliable

Enterprise-grade security and reliability built into every application we develop.

Scalable Solutions

Architecture designed to grow with your business and handle increasing demands.

Governance

Integrating compliance, ethics, and control into every layer of your AI strategy.

Get in Touch

Ready to start your project? Reach out and let's talk today!

Email Us

Same Day Response

[email protected]

WhatsApp

Instant Chat

+34 604877174

GPTApps

Built by MarsBased, a trusted development agency building digital products since 2014.

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