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Grok for code: what it builds well in one turn, and how to check before you pay

Grok 4.6 is a quick general coder. Here is the kind of work that suits that profile, the kind that does not, and the acceptance checks that tell you which one you got.

· · Richy O.

ameliasagent.com/app

Using Grok 4.6, build a tip calculator with a split-the-bill option. Fit a phone screen.

index.html · arithmetic checked · phone layout checkedGrok 4.6 · 21 checks in a real browser · the price on the answer

In short

Grok 4.6 is priced and described as a quick general coder, which is the profile that finishes single-page sites, calculators, scripts and data jobs in one turn. Where it, and every model, needs watching is work that has to persist data correctly. The way to know which you got is not to read the code but to run the checks: does it render on a phone, are there script errors, is the arithmetic right, is the SEO complete. Amelia’s Agent runs those on every build and prints the price beside the verdict.

“Is Grok good at code?” is the wrong question, because every current model is good at code that fits in one turn. The useful question is which jobs fit in one turn for a quick general coder, and how you find out without reading two hundred lines you did not write.

Jobs that suit a quick coder

Jobs that need watching

The job type that separated models in our measurements was an app that has to save something. A booking system that actually stores bookings was built correctly by exactly one model in the study, in three turns, for $1.24. Two cheaper models produced convincing pages whose bookings vanished on refresh. Nothing about the code looked wrong. The check that caught it was the one that made a booking, reloaded, and looked for it.

So for anything with a database behind it, do not judge the model by the first screen. Judge it by the check that reloads.

How to check before you pay for more

  1. State the job as something checkable. “Fits a phone screen, no script errors, the total is right” is a spec. “Make it nice” is not.
  2. Let the checks run. Every build here is opened in a real browser and tested against that list before it is called done. The count is on the answer: 21 of 21, or what failed.
  3. Read the price and the turns. One turn and a few cents is the outcome you want. Three turns means the job was harder than the model, and Balanced would have stepped up one rung rather than ten.

Grok 4.6 specifically

It is in the model list at $2 per million input tokens and $6 per million output tokens, tagged as a strong general coder with quick turns, and it can see images. It is available on the free trial. Pick it by name for the jobs above, or leave the choice to Balanced, which climbs one rung at a time when a cheaper model cannot finish. Either way the code lands in a repository you own, and the bill is printed where you can read it.

The Grok API, priced Start from a template

Let Grok write it. Let the checks judge it.

Every build is opened in a real browser and tested before it is called done. You see the result and the price, not a promise.

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