diff --git a/.changeset/priority-memory-surface.md b/.changeset/priority-memory-surface.md
deleted file mode 100644
index 27ce2eca..00000000
--- a/.changeset/priority-memory-surface.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@plotday/twister": minor
----
-
-Added: `Plot.getMemory` / `Plot.setMemory` maintain a per-focus agent memory (short freeform entries with optional absolute `YYYY-MM-DD` dates), and `Plot.getBriefs` reads each focus's current status brief. All three require `FocusAccess.Full`.
diff --git a/twister/src/tools/plot.ts b/twister/src/tools/plot.ts
index 7e283058..4a1c712d 100644
--- a/twister/src/tools/plot.ts
+++ b/twister/src/tools/plot.ts
@@ -164,46 +164,6 @@ export type SearchOptions = {
   focusId?: string;
 };
 
-/**
- * One entry of a focus's agent memory: something the user told Plot about
- * what they are trying to achieve in that focus, or standing context worth
- * remembering.
- */
-export type FocusMemoryEntry = {
-  /** The remembered fact, as a single short statement. */
-  text: string;
-  /**
-   * The absolute date (`YYYY-MM-DD`) this entry is tied to, or `null` when it
-   * is not tied to a date. Relative wording ("next Friday") is resolved to an
-   * absolute date when the entry is written.
-   */
-  date: string | null;
-  /** ISO timestamp of when the entry was added. */
-  addedAt: string;
-};
-
-/**
- * A focus's current status brief: a short generated summary of where that
- * focus stands right now.
- */
-export type FocusBrief = {
-  /** The focus this brief describes. */
-  focusId: Uuid;
-  /** One-line summary of the focus, or `null` when there is nothing to say. */
-  headline: string | null;
-  /**
-   * Supporting lines, each labelled by what it represents:
-   * - `needs_you` — waiting on the user
-   * - `new` — arrived since the previous brief
-   * - `next` — coming up
-   */
-  bullets: { label: "needs_you" | "new" | "next"; text: string }[];
-  /** True when the focus has nothing worth surfacing right now. */
-  quiet: boolean;
-  /** ISO timestamp of when this brief was generated. */
-  generatedAt: string;
-};
-
 /**
  * Built-in tool for interacting with the core Plot data layer.
  *
@@ -732,52 +692,6 @@ export abstract class Plot extends ITool {
   // eslint-disable-next-line @typescript-eslint/no-unused-vars
   abstract archiveGoal(id: Uuid): Promise<void>;
 
-  /**
-   * Reads a focus's agent memory — the facts Plot has been told about that
-   * focus. Entries whose date is long past are excluded; a recently overdue
-   * entry is still returned, since an objective past its date may simply be
-   * unfinished. Undated entries never expire.
-   *
-   * Requires `FocusAccess.Full`.
-   *
-   * @param focusId - The focus whose memory to read
-   * @returns Promise resolving to the focus's current memory entries
-   */
-  // eslint-disable-next-line @typescript-eslint/no-unused-vars
-  abstract getMemory(focusId: Uuid): Promise<FocusMemoryEntry[]>;
-
-  /**
-   * Replaces a focus's agent memory with the given entries. This is a
-   * whole-list rewrite rather than an append: read the current memory first,
-   * merge in the new fact, drop anything it supersedes, and write the result.
-   *
-   * Each entry's `text` is expected to be one short fact — keep entries
-   * granular rather than writing paragraphs, as very long entries may be
-   * shortened. Dates must be absolute `YYYY-MM-DD`, so resolve relative
-   * wording ("next Friday") before writing. The platform prunes entries whose
-   * date has passed and caps how many entries a focus keeps.
-   *
-   * Requires `FocusAccess.Full`.
-   *
-   * @param focusId - The focus whose memory to replace
-   * @param entries - The complete new memory list
-   */
-  // eslint-disable-next-line @typescript-eslint/no-unused-vars
-  abstract setMemory(
-    focusId: Uuid,
-    entries: { text: string; date?: string | null }[]
-  ): Promise<void>;
-
-  /**
-   * Current status briefs for all of the twist owner's non-archived focuses.
-   * Focuses without a brief yet are omitted.
-   *
-   * Requires `FocusAccess.Full`.
-   *
-   * @returns Promise resolving to the current briefs (may be empty)
-   */
-  abstract getBriefs(): Promise<FocusBrief[]>;
-
   /**
    * Lists the user's current Today snapshot: all non-archived items for the
    * latest generated day, ordered by section ("priorities" first) then rank.