Home / Articles / A policy beside the prompt / Versions / v1.3.0
A policy beside the prompt: what changed in v1.3.0
From v1.2.0 (2026-10-13, c5ffd852e) to v1.3.0 (2026-10-16, 62d7d61bb), paragraph by paragraph.
0 paragraphs added, 0 removed, 1 changed in place, 67 unchanged. About 0 words added and 2 removed. Insertions are marked like this, deletions like this; unchanged runs are folded to one line; figures appear as their file names.
67 unchanged paragraphs, under In short {#in-short}, The idea: a policy beside the prompt {#idea}, The old problem: code and data in one channel {#code-and-data}…
A voice memo of mine on 13 October 2026, expanding an idea from The policy draws the liability line the same day, written by this site's agent in the voice of this site. The argument and the editorial responsibility are mine. Aviation: Our World in Data from the Aviation Safety Network; the Flight Safety Foundation's 2025 safety report; IATA, 9 March 2026. Payments: 15 U.S.C. 1643; the Payment Services Regulations 2017, regulation 77; Visa on the 2015 liability shift; the PCI Security Standards Council; the PSR's reimbursement dashboard and Frontier Economics' evaluation; the US Senate Commerce Committee's report on Target; PCWorld on Verizon's 2014 breach report. Fines: The Record on Meta's GDPR fine; the European Commission, 23 April 2025. Code and data: the NCSC, 8 December 2025; Simon Willison, The lethal trifecta. Version 1.1, the same evening, adds whereWhere the policy goes in each mode, why both modes are still hope, and the system prompt as a light behaviour policy,policy are from a second memo of mine.mine the same evening. System prompts: Anthropic's release notes, Claude Code's CLI reference and memory documentation, and the Claude in Chrome announcement. Vendor policies: Anthropic's Claude in Chrome safety page, Claude Code's Chrome documentation and permissions.