The receipts

How every sentence is verified

Wortova is built on one rule: an AI may draft German, but it is never the authority on whether that German is correct. Deterministic code is. If a sentence cannot be checked, the build fails and the page never ships.

294 pages200 verified examples316 deterministic checks0 unverified

The pipeline

  1. AI drafts, in your language

    Contrastive explanations and example sentences are drafted per language. This is the only step an AI touches — and its output is treated as a proposal, not a fact.

  2. Deterministic validators check it

    Hand-written German engines in code — article and adjective declension, the verb conjugator, comparison forms, and orthography — check every form against the rules. Code, not a second AI: asking one language model to fact-check another just launders the guesswork.

  3. The build wall

    The content compiler runs every German string through the validators and refuses to publish a page whose forms cannot be confirmed. A failed check fails the build. Nothing reaches a reader unverified.

The vocabulary is sourced, not invented

Noun genders and plurals come from Wikidata's openly-licensed lexeme data, not from a model's memory. A deterministic paradigm generator builds each declension table from that data and cross-checks it back against Wikidata; any mismatch excludes the word rather than shipping it wrong.

Absence over invention

When the data isn't good enough to be certain, the feature simply doesn't render — no paradigm table, no genitive form. A missing table is a feature, not a bug: it means we refused to guess.

The receipts

  • Every example passes the German validators
  • Genders and plurals cross-checked against Wikidata
  • The build fails on any unverifiable form

Every German sentence on this site was machine-verified before you could read it. That is the whole product.

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