• Updated 13 Nov, 13:06 UTC
  • Next run 14 Nov, 05:17 UTCNext 14 Nov 05:17
  • Last 7 days: 8 new models · 67 runs7 d: 8 models · 67 runs
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Gemini 4 Hydrogen vs Flint

6 prompts both ran·Specs and numbers·Change models

Gemini 4 Hydrogen took 8 min 39 s and $0.60 at list price, Flint took 10 min 5 s and was free at list price. Flint took 1.2× as long.

Gemini 4 Hydrogen

Google · $7.50/M out · 1,026 HN pts

Flint

Recursive · free route · 36 HN pts

Pelican

Generate an SVG of a pelican riding a bicycle

Gemini 4 Hydrogen's SVG for the "Pelican riding a bicycle" prompt

Gemini 4 Hydrogen

58 s$0.0668.8k tokensAPI
Flint's SVG for the "Pelican riding a bicycle" prompt

Flint

43 sfree5.6k tokensAPI

Watch

Draw a mechanical wristwatch that shows the current local time, with a sweeping seconds hand and a date window. Make it look expensive.

Still of Gemini 4 Hydrogen's page for the "Wristwatch that shows the current time" prompt

Gemini 4 Hydrogen

80 s$0.09413k tokensAPI
Still of Flint's page for the "Wristwatch that shows the current time" prompt

Flint

2 min 11 sfree18k tokensAPI

Landing

Build the landing page for Lumen Cycles, a Copenhagen workshop that builds custom cargo bikes to order. Make it look like a real brand you would trust with 4,000 euros.

Still of Gemini 4 Hydrogen's page for the "Landing page for a cargo bike workshop" prompt

Gemini 4 Hydrogen

3 min 13 s$0.2331k tokensAPI
Still of Flint's page for the "Landing page for a cargo bike workshop" prompt

Flint

2 min 52 sfree22k tokensAPI

Breakout

Make a Breakout game I can play right now with the keyboard or the mouse. Give it several levels, a score and some juice.

Still of Gemini 4 Hydrogen's page for the "Playable Breakout" prompt

Gemini 4 Hydrogen

1 min 36 s$0.1215k tokensAPI
Still of Flint's page for the "Playable Breakout" prompt

Flint

2 min 19 sfree18k tokensAPI

Design a logo for Night Heron, an independent bookshop that only opens after dark.

Gemini 4 Hydrogen's SVG for the "Bookshop logo" prompt

Gemini 4 Hydrogen

73 s$0.07910k tokensAPI
Flint's SVG for the "Bookshop logo" prompt

Flint

1 min 47 sfree13k tokensAPI

About

Write the opening of the About us page for Patchbay, a three-person studio in Rotterdam that repairs vintage synthesizers. About 150 words.

In a quiet corner of Rotterdam, surrounded by the scent of warm solder and the hum of calibrated oscillators, Patchbay brings classic electronic instruments back to life. We are a three-person studio united by an obsession with vintage synthesizers and the belief that these machines belong under musicians' hands, not gathering dust in storage.

Every synthesizer that crosses our workbench carries decades of history, along with brittle capacitors, worn contacts, and drifting tuning. Whether we are facing a temperamental analog polysynth from the seventies or an early digital classic, we approach each repair with patience and precision. We do not believe in quick fixes. Instead, we study original schematics, source elusive components, and meticulously restore every circuit, keybed, and fader until the instrument plays as reliably as the day it was built. Patchbay exists to keep these irreplaceable voices singing for the next generation of artists.

Gemini 4 Hydrogen

20 s$0.0202.7k tokensAPI

Patchbay began in a small, cluttered workshop in Rotterdam, where solder smoke and old capacitors seem to belong together. We are a three-person studio, which means every synthesizer that comes through our door is handled by one of the same people who started the project. No call center, no hand-off to strangers. We repair vintage synthesizers: the dusty analog beasts, the rare oddities, the ones with missing knobs and mysterious tuning drift. Our work is part electronics, part archaeology, part stubborn love. We listen to the hum before we open the case, and we believe most vintage synths are not dead, just waiting for someone to pay attention. In a city known for moving quickly, we prefer taking our time. Patchbay exists to keep old voices alive, one oscillator, filter, and power supply at a time. If you have a synth that sings, whispers, or hums through the decades, we would be glad to meet it.

Flint

13 sfree1.5k tokensAPI

Specs and numbers

Gemini 4 HydrogenFlint
MakerGoogleRecursive
Made inUSUS
Released12 Nov 202621 Oct 2026
Price in, per M tokens$1.50free route (list $0/M)
Price out, per M tokens$7.50free route (list $0/M)
Context1,048,576 tokens262,144 tokens
Weightsclosedopen
Hacker News points1,02636
Time for the six prompts8 min 39 s10 min 5 s
List price of the six prompts$0.60free

Flint was free at list price; Gemini 4 Hydrogen cost $0.60. Gemini 4 Hydrogen was faster: 86 s less in total, and faster on 3 of the 6 prompts.

In the recording, Gemini 4 Hydrogen's Breakout game plays; Flint's loads but doesn't start.

Tea Garden experiment: Flint's game passed 5 of 5 checks; Gemini 4 Hydrogen was not in it.

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