Real ChatGPT answer · index seed725cGVBHpJUcompleteEntertainment and media · bookshowto

What are the exact copyright rules for using public domain texts from Project Gutenberg in a commercial audiobook production?

ChatGPTgpt-63 queries11/1/2026
Download run

Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
What are the exact copyright rules for using public domain texts from Project Gutenberg in a commercial audiobook production?
3 real searches · 1 real-search pass
Project Gutenberg official terms of use commercial use trademark license ebook files audiobookGoogle ↗
OBSERVEDOther / navigational
Project Gutenberg FAQ commercial use public domain books trademark license audiobookGoogle ↗
OBSERVEDOther / navigational
US Copyright Office public domain works sound recordings copyright derivative works public domainGoogle ↗
OBSERVEDDefinition

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

ChatGPT real searches (3)
Short factOther / navigational67%ComparisonConsequenceReasonDefinition33%InstructionYes / no

Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT3 real searches · gpt-6
Project Gutenberg official terms of use commercial use trademark license ebook files audiobook Google ↗
Project Gutenberg FAQ commercial use public domain books trademark license audiobook Google ↗
US Copyright Office public domain works sound recordings copyright derivative works public domain Google ↗

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Project Gutenberg official terms of use commercial use trademark license ebook files audiobook
OBSERVED
Google ↗
AI Mode ↗
—Other / navigational——1x
of 1
Project Gutenberg FAQ commercial use public domain books trademark license audiobook
OBSERVED
Google ↗
AI Mode ↗
—Other / navigational——1x
of 1
US Copyright Office public domain works sound recordings copyright derivative works public domain
OBSERVED
Google ↗
AI Mode ↗
—Definition——1x
of 1