
Gemini fallback chains: when an empty 200 should move on
Our model chain stopped while another model would have answered. Which responses go to the next model, which end a provider, and where the obvious ru…
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Our model chain stopped while another model would have answered. Which responses go to the next model, which end a provider, and where the obvious ru…

Claude fixed every broken XML file that had one fix. Where none existed it re-nested tags and sealed cut text; it refused no config it was asked to c…

Claude converted almost every CSV, JSON and HTML table right unaided. The misses lost data silently: a repeated key, swallowed rows, two fields in on…

Claude fixed 17 broken Markdown tables on its own. On the four with no safe repair it named a new column, guessed an alignment and made a table of a…

Plain code passed all 135 checks that Claude Sonnet passed with our rules. Then one of its rules refused an ordinary sentence with a web address in i…

Claude Sonnet described 24 diffs and kept to the code on almost all of them. Its few slips were a security fix and a speed-up that no changed line sh…

Cloudflare counts Sunday as day 1. Bare Claude wrote classic crontab numbers and its schedules ran on the wrong days; with written rules, 36 of 36 we…

Claude Sonnet turned 23 sets of commits into release notes. Asked plainly, it listed internal work and invented a link host; with written rules it ne…

We had Claude cut texts to a limit and turn spec sheets into shop copy. Bare, it overran limits and added praise; with rules, it lost facts or broke…

We gave Claude 70 claims, each with the evidence offered for it. Unguided, it almost never passed weak proof, yet it turned down a third of the sound…

Claude Sonnet fixed every broken quote, tab and bracket in our .env, TOML and YAML files. Its misses were files that load and say something else.

A menu board, an invoice total or a 'no letters' line all invite writing into a picture. We sent the same prompts to FLUX and ChatGPT and compared.