{"version":"2.1.321","anchor":"compiled-in-default-for-tengu-synthetic-fog-flipped-hist","canonical_anchor":"compiled-in-default-for-tengu-synthetic-fog-flipped-hist","heading":"Built-in fallback for a remote setting changes from a file name to a number","tier":"internal","area":"Internals","scope":"individual","heads_up":false,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.321\/e\/compiled-in-default-for-tengu-synthetic-fog-flipped-hist","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.321","markdown":"### Built-in fallback for a remote setting changes from a file name to a number\n\nThe value Claude Code uses for one remote setting when the server sends nothing changed from \"history.jsonl\" to 8\n\n**Unclear.** What this remote setting controls is not known.\n\n**What**\n\nThe built-in fallback for the remote setting `tengu_synthetic_fog`, which is the value Claude Code uses when Anthropic's servers send nothing for it, changed from \"history.jsonl\" to 8. Whether the setting is switched on for any account is decided by the server.\n\n- Flag `tengu_synthetic_fog`: Not enough to say (read for one account on one subscription tier against v2.1.321; this account: no value returned, anonymous baseline: no value returned, compiled default: not a boolean we can read) These values were read against a different version of Claude Code, so treat them as the nearest reading available instead of one taken on this release.\n- Area: Internals\n- Tier: Under the hood\n- Useful: 1\/5\n- Signal: 1\/5\n- Scope: individual\n- Heads-up: no"}