Authors
Félix Sanz

Félix Sanz

Developer Experience Lead at Runware

Félix Sanz is Developer Experience Lead at Runware, where he works on helping developers build and ship with a unified API for AI. He focuses on developer tooling, APIs, and end-to-end workflows, ensuring teams can integrate and scale AI features reliably in production.

He writes regularly about software development and AI, covering topics such as large language models, Stable Diffusion, and building production-ready systems. Through his blog, including formats like "Devs & Briefs AI", he breaks down complex concepts into clear, practical insights that developers can apply immediately.

Alongside his work at Runware, Félix has built and contributed to a range of projects across web development, APIs, and AI-powered applications. His work consistently focuses on simplifying workflows, improving performance, and helping teams move from experimentation to real-world use cases.

5 articles by Félix Sanz

A futuristic documentation interface with glowing schema trees and interconnected nodes
UpdateMar 26, 20268 min read

Introducing the new Runware documentation: Schema-driven and built for developers

We rebuilt our entire documentation from the ground up. Every model page is now generated directly from our API schemas, so the docs are always in sync with the API.

Surreal rose in a desert landscape, split between day and night with the sun and moon aligned behind it
ShowcaseMay 29, 20259 min read

FLUX.1 Kontext: AI-Powered Image Editing

Edit images with text instructions using the FLUX.1 Kontext API. Precise local edits, character consistency, and text replacement — available via Runware.

A cloaked figure made entirely of bending light and heat distortion, slightly warping the scene behind them like a heat haze, standing in a neon-lit room filled with mist
UpdateMay 23, 20257 min read

Introducing LayerDiffuse: Generate images with built-in transparency in one step

Generate images with built-in transparency directly from your prompts, eliminating the need for background removal in a single, efficient step.

A red sports car on a futuristic highway with a sunset and city skyline in the background, styled in pixel art
ShowcaseMar 28, 20258 min read

Retro Diffusion: Creating authentic pixel art with AI at scale

Discover how Retro Diffusion creates authentic pixel art with consistent grids using AI, and how our platform enabled them to scale to thousands of users.

Creative ad image of powerful runner leaving a trail of pink smoke and sparks, speed, lights floating in the smoke
ShowcaseMar 6, 20259 min read

Juggernaut Pro FLUX: The best AI image generation model for photorealistic quality

Meet Juggernaut Pro FLUX, the flagship model in a new family of AI image generators that creates stunningly realistic visuals. Check out what it can do and how to get started.