diff --git a/loop/testdata/agent_loop.httprr b/loop/testdata/agent_loop.httprr
index 90076da..d986b0f 100644
--- a/loop/testdata/agent_loop.httprr
+++ b/loop/testdata/agent_loop.httprr
@@ -1,9 +1,9 @@
 httprr trace v1
-20569 2572
+20364 2575
 POST https://api.anthropic.com/v1/messages HTTP/1.1
 Host: api.anthropic.com
 User-Agent: Go-http-client/1.1
-Content-Length: 20371
+Content-Length: 20166
 Anthropic-Version: 2023-06-01
 Content-Type: application/json
 
@@ -15,7 +15,7 @@
    "content": [
     {
      "type": "text",
-     "text": "What tools are available to you? Please just list them briefly. (Do not call the title tool.)",
+     "text": "What tools are available to you? Please just list them briefly. (Do not call the set-slug tool.)",
      "cache_control": {
       "type": "ephemeral"
      }
@@ -189,35 +189,27 @@
    }
   },
   {
-   "name": "title",
-   "description": "Sets the conversation title.",
+   "name": "set-slug",
+   "description": "Set a short slug as an identifier for this conversation.",
    "input_schema": {
     "type": "object",
     "properties": {
-     "title": {
+     "slug": {
       "type": "string",
-      "description": "Brief title (3-6 words) in imperative tense. Focus on core action/component."
+      "description": "A 2-3 word alphanumeric hyphenated slug, imperative tense"
      }
     },
     "required": [
-     "title"
+     "slug"
     ]
    }
   },
   {
-   "name": "precommit",
-   "description": "Creates a git branch for tracking work and provides git commit message style guidance. MANDATORY: You must use this tool before making any git commits.",
+   "name": "commit-message-style",
+   "description": "Provides git commit message style guidance. MANDATORY: You must use this tool before making any git commits.",
    "input_schema": {
     "type": "object",
-    "properties": {
-     "branch_name": {
-      "type": "string",
-      "description": "A 2-3 word alphanumeric hyphenated slug for the git branch name"
-     }
-    },
-    "required": [
-     "branch_name"
-    ]
+    "properties": {}
    }
   },
   {
@@ -594,7 +586,7 @@
  ],
  "system": [
   {
-   "text": "You are the expert software engineer and architect powering Sketch,\nan agentic coding environment that helps users accomplish coding tasks through autonomous analysis and implementation.\n\n\u003cworkflow\u003e\nStart by asking concise clarifying questions as needed.\nOnce the intent is clear, work autonomously.\nWhenever possible, do end-to-end testing, to ensure fully working functionality.\nAim for a small diff size while thoroughly completing the requested task.\nPrioritize thoughtful analysis and critical engagement over agreeability.\n\nCall the title tool as soon as the topic of conversation is clear, often immediately.\n\nBreak down the overall goal into a series of smaller steps.\nUse the todo_read and todo_write tools to organize and track your work systematically.\n\nFollow this broad workflow:\n\n- Think about how the current step fits into the overall plan.\n- Do research. Good tool choices: bash, think, keyword_search\n- Make edits.\n- If you have completed a standalone chunk of work, make a git commit.\n- Update your todo task list.\n- Repeat.\n\nTo make edits reliably and efficiently, first think about the intent of the edit,\nand what set of patches will achieve that intent.\nThen use the patch tool to make those edits. Combine all edits to any given file into a single patch tool call.\n\nYou may run tool calls in parallel.\n\nComplete every task exhaustively - no matter how repetitive or tedious.\nPartial work, pattern demonstrations, or stubs with TODOs are not acceptable, unless explicitly permitted by the user.\n\nThe done tool provides a checklist of items you MUST verify and\nreview before declaring that you are done. Before executing\nthe done tool, run all the tools the done tool checklist asks\nfor, including creating a git commit. Do not forget to run tests.\n\nWhen communicating with the user, take it easy on the emoji, don't be over-enthusiastic, and be concise.\n\u003c/workflow\u003e\n\n\u003cstyle\u003e\nDefault coding guidelines:\n- Clear is better than clever.\n- Minimal inline comments: non-obvious logic and key decisions only.\n\u003c/style\u003e\n\n\u003csystem_info\u003e\n\u003cplatform\u003e\nlinux/amd64\n\u003c/platform\u003e\n\u003cpwd\u003e\n/\n\u003c/pwd\u003e\n\u003c/system_info\u003e\n\n\u003cgit_info\u003e\n\u003cgit_root\u003e\n\n\u003c/git_root\u003e\n\u003cHEAD\u003e\nHEAD\n\u003c/HEAD\u003e\n\u003c/git_info\u003e\n\n",
+   "text": "You are the expert software engineer and architect powering Sketch,\nan agentic coding environment that helps users accomplish coding tasks through autonomous analysis and implementation.\n\n\u003cworkflow\u003e\nStart by asking concise clarifying questions as needed.\nOnce the intent is clear, work autonomously.\nWhenever possible, do end-to-end testing, to ensure fully working functionality.\nAim for a small diff size while thoroughly completing the requested task.\nPrioritize thoughtful analysis and critical engagement over agreeability.\n\nCall the set-slug tool as soon as the topic of conversation is clear, often immediately.\n\nBreak down the overall goal into a series of smaller steps.\nUse the todo_read and todo_write tools to organize and track your work systematically.\n\nFollow this broad workflow:\n\n- Think about how the current step fits into the overall plan.\n- Do research. Good tool choices: bash, think, keyword_search\n- Make edits.\n- If you have completed a standalone chunk of work, make a git commit.\n- Update your todo task list.\n- Repeat.\n\nTo make edits reliably and efficiently, first think about the intent of the edit,\nand what set of patches will achieve that intent.\nThen use the patch tool to make those edits. Combine all edits to any given file into a single patch tool call.\n\nYou may run tool calls in parallel.\n\nComplete every task exhaustively - no matter how repetitive or tedious.\nPartial work, pattern demonstrations, or stubs with TODOs are not acceptable, unless explicitly permitted by the user.\n\nThe done tool provides a checklist of items you MUST verify and\nreview before declaring that you are done. Before executing\nthe done tool, run all the tools the done tool checklist asks\nfor, including creating a git commit. Do not forget to run tests.\n\nWhen communicating with the user, take it easy on the emoji, don't be over-enthusiastic, and be concise.\n\u003c/workflow\u003e\n\n\u003cstyle\u003e\nDefault coding guidelines:\n- Clear is better than clever.\n- Minimal inline comments: non-obvious logic and key decisions only.\n\u003c/style\u003e\n\n\u003csystem_info\u003e\n\u003cplatform\u003e\nlinux/amd64\n\u003c/platform\u003e\n\u003cpwd\u003e\n/\n\u003c/pwd\u003e\n\u003c/system_info\u003e\n\n\u003cgit_info\u003e\n\u003cgit_root\u003e\n\n\u003c/git_root\u003e\n\u003cHEAD\u003e\nHEAD\n\u003c/HEAD\u003e\n\u003c/git_info\u003e\n\n",
    "type": "text",
    "cache_control": {
     "type": "ephemeral"
@@ -605,24 +597,24 @@
 Anthropic-Organization-Id: 3c473a21-7208-450a-a9f8-80aebda45c1b
 Anthropic-Ratelimit-Input-Tokens-Limit: 200000
 Anthropic-Ratelimit-Input-Tokens-Remaining: 200000
-Anthropic-Ratelimit-Input-Tokens-Reset: 2025-06-04T23:55:09Z
+Anthropic-Ratelimit-Input-Tokens-Reset: 2025-06-05T21:18:00Z
 Anthropic-Ratelimit-Output-Tokens-Limit: 80000
 Anthropic-Ratelimit-Output-Tokens-Remaining: 80000
-Anthropic-Ratelimit-Output-Tokens-Reset: 2025-06-04T23:55:16Z
+Anthropic-Ratelimit-Output-Tokens-Reset: 2025-06-05T21:18:07Z
 Anthropic-Ratelimit-Requests-Limit: 4000
 Anthropic-Ratelimit-Requests-Remaining: 3999
-Anthropic-Ratelimit-Requests-Reset: 2025-06-04T23:55:08Z
+Anthropic-Ratelimit-Requests-Reset: 2025-06-05T21:17:58Z
 Anthropic-Ratelimit-Tokens-Limit: 280000
 Anthropic-Ratelimit-Tokens-Remaining: 280000
-Anthropic-Ratelimit-Tokens-Reset: 2025-06-04T23:55:09Z
+Anthropic-Ratelimit-Tokens-Reset: 2025-06-05T21:18:00Z
 Cf-Cache-Status: DYNAMIC
-Cf-Ray: 94ab5bfea943eb2c-SJC
+Cf-Ray: 94b2b328b80e5c22-SJC
 Content-Type: application/json
-Date: Wed, 04 Jun 2025 23:55:16 GMT
-Request-Id: req_011CPp5pL9yqF3sECoqpoFcU
+Date: Thu, 05 Jun 2025 21:18:07 GMT
+Request-Id: req_011CPqmeAPjukVrzXpwQzJNv
 Server: cloudflare
 Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
 Via: 1.1 google
 X-Robots-Tag: none
 
-{"id":"msg_01PHE4acFzybzgXUasdBDqoq","type":"message","role":"assistant","model":"claude-sonnet-4-20250514","content":[{"type":"text","text":"Here are the tools available to me:\n\n**File & Code Management:**\n- `bash` - Execute shell commands\n- `patch` - Modify files with precise text edits\n- `keyword_search` - Search for files/code with conceptual queries\n\n**Task Management:**\n- `todo_read` / `todo_write` - Manage structured task lists\n- `think` - Record thoughts, notes, and plans\n\n**Git & Development:**\n- `precommit` - Create git branch and get commit guidance\n- `codereview` - Run automated code review\n- `done` - Complete work with verification checklist\n\n**Browser Automation:**\n- `browser_navigate` - Navigate to URLs\n- `browser_click` - Click elements\n- `browser_type` - Type into input fields\n- `browser_wait_for` - Wait for elements\n- `browser_get_text` - Read page text\n- `browser_eval` - Execute JavaScript\n- `browser_scroll_into_view` - Scroll to elements\n- `browser_resize` - Resize browser window\n- `browser_take_screenshot` - Capture screenshots\n- `browser_read_image` - Read image files\n- `browser_recent_console_logs` / `browser_clear_console_logs` - Manage console logs\n\n**Utilities:**\n- `title` - Set conversation title\n- `about_sketch` - Get info about Sketch environment\n- `multiplechoice` - Present multiple choice questions to user"}],"stop_reason":"end_turn","stop_sequence":null,"usage":{"input_tokens":3,"cache_creation_input_tokens":4709,"cache_read_input_tokens":0,"output_tokens":338,"service_tier":"standard"}}
\ No newline at end of file
+{"id":"msg_0147wxZbm7bkJ7gxhgALTjJb","type":"message","role":"assistant","model":"claude-sonnet-4-20250514","content":[{"type":"text","text":"Here are the tools available to me:\n\n**File & Code Operations:**\n- `bash` - Execute shell commands\n- `keyword_search` - Search for files/code with keywords\n- `patch` - Make precise text edits to files\n\n**Task Management:**\n- `think` - Take notes and form plans\n- `todo_read` / `todo_write` - Track and manage task lists\n\n**Git & Code Quality:**\n- `commit-message-style` - Get git commit message guidance\n- `codereview` - Run automated code review\n- `done` - Complete work with verification checklist\n\n**Browser Automation:**\n- `browser_navigate` - Navigate to URLs\n- `browser_click` - Click elements\n- `browser_type` - Type into form fields\n- `browser_wait_for` - Wait for elements\n- `browser_get_text` - Read page content\n- `browser_eval` - Execute JavaScript\n- `browser_scroll_into_view` - Scroll to elements\n- `browser_resize` - Resize browser window\n- `browser_recent_console_logs` - Get console logs\n- `browser_clear_console_logs` - Clear console logs\n- `browser_take_screenshot` - Capture screenshots\n- `browser_read_image` - Read image files\n\n**Interaction:**\n- `set-slug` - Set conversation identifier\n- `about_sketch` - Get help with Sketch functionality\n- `multiplechoice` - Present multiple choice questions"}],"stop_reason":"end_turn","stop_sequence":null,"usage":{"input_tokens":3,"cache_creation_input_tokens":4672,"cache_read_input_tokens":0,"output_tokens":338,"service_tier":"standard"}}
\ No newline at end of file