2026-03-15
The real cost of generative AI tokens in 2026: the full provider-by-provider comparison
A practical comparison of token prices, caches, batch modes, file-processing costs, and portability across the biggest generative AI API providers.
jesusiniesta.es · shipping sharp, useful things
Browser-based tools, interactive maps, and product experiments built with a craftsman's bias for clarity.
No fluff, just a shelf of tools and experiments you can click, use, and share today. From data-heavy maps to privacy-first browser utilities, every release is built to be fast, clear, and useful.
4
Projects in motion
Independent products live on the web.
111
Tools & maps
Hands-on utilities, explorers, and visual stories.
15
Published posts
Shipping notes, learnings, and build logs.
Signal board
Live nowTools
Free browser tools for audio, video, images, and everyday workflows that stay fast and private.
Dogs Explorer
Dog breed comparison tool to filter by size, temperament, and lifestyle fit.
Subvenciones ONGs
Guía interactiva para ayudas de digitalización de ONGs en España, incluyendo Kit Digital.
Maps
Interactive maps and data visualizations that turn messy numbers into clear stories.
Tooling & experiments
Things you can use today
Tools
Free browser tools for audio, video, images, and everyday workflows that stay fast and private.
OpenDogs Explorer
Dog breed comparison tool to filter by size, temperament, and lifestyle fit.
OpenSubvenciones ONGs
Guía interactiva para ayudas de digitalización de ONGs en España, incluyendo Kit Digital.
OpenMaps
Interactive maps and data visualizations that turn messy numbers into clear stories.
OpenAudio Converter
Browser-based audio converter to trim, transcode, and normalize without extra installs.
OpenVideo Converter
Fast local video converter for quick format swaps and size-friendly exports.
OpenImage Converter
Drop in images to convert, resize, and optimize while keeping quality in check.
OpenEnglish Prepositions Game
Train prepositions with cloze drills, graded difficulty, streak scoring, and leaderboard runs.
OpenBlog
Build notes on browser tools, product experiments, and data visualization work.
OpenProducts
A shelf of independent bets
Latest writing
Build logs and ideas
2026-03-03
Anthropic Was Right. Here's Why the Pentagon's AI Power Grab Should Terrify Every Engineer in This Industry.
Anthropic's clash with the Pentagon was not anti-military posturing. It was a high-stakes fight over whether AI vendors can enforce hard limits against mass domestic surveillance and fully autonomous weapons.
2026-02-09
AI Slop Is Eating the Internet: The 2026 Guide to Spotting It, Avoiding It, and Not Publishing It
AI slop is low-quality, mass-produced AI content flooding search and social feeds. Learn what it is, why it is exploding now, and how to detect and avoid it.
2026-02-01
OpenClaw Explained: The Complete Story of the Viral AI Agent That Broke the Internet
Discover what OpenClaw (formerly Clawdbot and Moltbot) is, why it went viral, and how Moltbook became a social network for AI agents. Complete 2026 guide.
Fresh drops
Latest updates
UI Catalog
Browse 100 high-traffic web UIs with desktop, tablet, and mobile captures.
Audio Converter
Convert, trim, and normalize audio locally in the browser.
Video Converter
Resize and transcode video quickly without uploads.
Image Converter
Optimize and reformat images with a drag-and-drop workflow.
English Prepositions Game
Practice real preposition usage with endless and super-difficult challenge modes.
Dogs Breed Explorer
Compare breeds by size, temperament, energy, and lifestyle fit.
Guía Subvenciones Digitales
Ayudas para ONGs en España, con foco en digitalización y Kit Digital.
Professional Rates Calculator
Price projects and hourly rates with more signal and less guesswork.
WordPress Plugins
A focused set of plugins that solve real-world WordPress pain.