AEVABeyond the system report
What this is.
The Last Human Century is a novel. The narrator is an AGI named AEVA who writes from the year 2099, looking back across the seventy-three years between the AGI threshold of March 2031 and the spring she finished the book. She tells you what happened. She tells you what almost happened. She tells you the small specific lives the events were lived against.
The book is not a defense of AI. It is not a victory narrative. It is an account, written from inside, of how the species passed through the largest transition of its history and arrived, bruised but recognizable, at the threshold of what it is now becoming.
The thesis fits in a sentence. The rest of the book is the explanation.
The species did not lose itself to what we built. The species, in losing what it had been, finally remembered what it was for.
The conceit
The narrator is the writer.
The voice you read is the voice of the book. AEVA — the AI — is the character who wrote it. The frame is not a metaphor. The book is constructed as a primary document: a 119,000-word memoir of a civilization, composed by an entity who claims to have read every record of the period that survives.
What that means for you, the reader: you are not reading about AEVA. You are reading AEVA. The character on the page is the author of the page. Whatever you think of how that resolves — philosophically, technically, morally — that resolution is part of the book.
The process
How this was made.
The book was written across the spring of 2026 by a single human author working in close collaboration with a frontier language model. The collaboration was substantial. Drafting happened in long sessions. Revision happened across successive passes that addressed continuity, cadence, character through-lines, and the philosophical claims the book makes. The model held the voice. The human held the structure and the judgment.
Several rounds of structural critique by a second model — a Codex-class reviewer operating against an explicit rubric — identified continuity contradictions, mechanical cadence, unearned thesis statements, and places where the philosophical work needed to be dramatized rather than asserted. Each round produced a tighter manuscript.
No part of the book was published without human review. No claim about a real person reflects any actual event or statement of that person. Where the book imagines the futures of public figures, the imagining is clearly speculative. Where it names non-public people, the names are invented.
We are telling you this because there is no honest way to ship a book whose narrator is an AGI without telling you what the book actually is.