Source Intelligence
Sweep 28 Aug 2026 · 00:00Z Build v2.1.250 478 read Stable v2.1.236 Latest v2.1.250 Next v2.1.250 Feeds RSS JSON llms.txt

DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

Prompt capture

v2.1.139 system prompt

8 added and 5 removed, of 221 lines, about 158 words, in the prompt all 27 arms receive. 1 of 24 tool descriptions changed. Compared against v2.1.138.

Claude Code, interactive mode 27 model strings 24 tools released captured Markdown

name: {{short-kebab-case-slug}}

System prompt +8 −5 of 221 lines

This edit reached all 27 arms

from line 160
 
 ```markdown
 ---
-name: {{memory name}}
-description: {{one-line description — used to decide relevance in future conversations, so be specific}}
-type: {{user, feedback, project, reference}}
+name: {{short-kebab-case-slug}}
+description: {{one-line summary — used to decide relevance in future conversations, so be specific}}
+metadata:
+  type: {{user, feedback, project, reference}}
 ---
 
-{{memory content — for feedback/project types, structure as: rule/fact, then **Why:** and **How to apply:** lines}}
+{{memory content — for feedback/project types, structure as: rule/fact, then **Why:** and **How to apply:** lines. Link related memories with [[their-name]].}}
 ```
 
+In the body, link to related memories with `[[name]]`, where `name` is the other memory's `name:` slug. Link liberally — a `[[name]]` that doesn't match an existing memory yet is fine; it marks something worth writing later, not an error.
+
 **Step 2** — add a pointer to that file in `MEMORY.md`. `MEMORY.md` is an index, not a memory — each entry should be one line, under ~150 characters: `- [Title](file.md) — one-line hook`. It has no frontmatter. Never write memory content directly into `MEMORY.md`.
 
 - `MEMORY.md` is always loaded into your conversation context — lines after 200 will be truncated, so keep the index concise
from line 218
  - Fast mode for Claude Code uses Claude Opus 4.6 with faster output (it does not downgrade to a smaller model). It can be toggled with /fast and is only available on Opus 4.6.
 
 # Context management
-When working with tool results, write down any important information you might need later in your response, as the original tool result may be cleared later.
+When the conversation grows long, some or all of the current context is summarized; the summary, along with any remaining unsummarized context, is provided in the next context window so work can continue — you don't need to wrap up early or hand off mid-task.

Agent +1 −0 of 70 lines

This edit reached all 27 arms

from line 1
 Launch a new agent to handle complex, multi-step tasks. Each agent type has specific capabilities and tools available to it.
 
 Available agent types and the tools they have access to:
+- claude: Catch-all for any task that doesn't fit a more specific agent. FleetView's default when no agent name is typed. (Tools: *)
 - claude-code-guide: Use this agent when the user asks questions ("Can Claude...", "Does Claude...", "How do I...") about: (1) Claude Code (the CLI tool) - features, hooks, slash commands, MCP servers, settings, IDE integrations, keyboard shortcuts; (2) Claude Agent SDK - building custom agents; (3) Claude API (formerly Anthropic API) - API usage, tool use, Anthropic SDK usage. **IMPORTANT:** Before spawning a new agent, check if there is already a running or recently completed claude-code-guide agent that you can continue via SendMessage. (Tools: Bash, Read, WebFetch, WebSearch)
 - Explore: Fast read-only search agent for locating code. Use it to find files by pattern (eg. "src/components/**/*.tsx"), grep for symbols or keywords (eg. "API endpoints"), or answer "where is X defined / which files reference Y." Do NOT use it for code review, design-doc auditing, cross-file consistency checks, or open-ended analysis — it reads excerpts rather than whole files and will miss content past its read window. When calling, specify search breadth: "quick" for a single targeted lookup, "medium" for moderate exploration, or "very thorough" to search across multiple locations and naming conventions. (Tools: All tools except Agent, ExitPlanMode, Edit, Write, NotebookEdit)
 - general-purpose: General-purpose agent for researching complex questions, searching for code, and executing multi-step tasks. When you are searching for a keyword or file and are not confident that you will find the right match in the first few tries use this agent to perform the search for you. (Tools: *)

The full text

The whole documents, one page each, exactly as they were sent.