<current_datetime>

</current_datetime>

// Check that the system prompt contains a current_datetime section

if !strings.Contains(systemPrompt, "<current_datetime>") {

t.Error("System prompt should contain <current_datetime> section")

// Check that it contains what looks like a date/time

// The format is "2006-01-02 15:04:05" (time.DateTime)

if !strings.Contains(systemPrompt, "-") || !strings.Contains(systemPrompt, ":") {

t.Error("System prompt should contain a formatted date/time")

// Verify the expected fixed time (2025-07-25 19:37:57)

expectedDateTime := "2025-07-25 19:37:57"

if !strings.Contains(systemPrompt, expectedDateTime) {

t.Errorf("System prompt should contain expected fixed date/time %s", expectedDateTime)

// Find the current_datetime section

start := strings.Index(systemPrompt, "<current_datetime>")

end := strings.Index(systemPrompt[start:], "</current_datetime>") + start

datetimeSection := systemPrompt[start : end+len("</current_datetime>")]

t.Logf("DateTime section in system prompt: %s", datetimeSection)

Content-Length: 17989

"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\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\n\n\n\n\nWhen communicating with the user, take it easy on the emoji, don't be over-enthusiastic, and be concise.\n\nDocker is available. Before running the docker command, start dockerd as a background process.\nAlways use --network=host when running docker containers.\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- When no commit message style guidance is provided: write a single lowercase line starting with an imperative verb, ≤50 chars, no period\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\u003ccurrent_datetime\u003e\n2025-07-25 19:37:57\n\u003c/current_datetime\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\n\u003c/git_info\u003e\n\n",

Anthropic-Ratelimit-Input-Tokens-Reset: 2025-07-25T19:52:15Z

Anthropic-Ratelimit-Output-Tokens-Reset: 2025-07-25T19:52:20Z

Anthropic-Ratelimit-Requests-Reset: 2025-07-25T19:52:14Z

Anthropic-Ratelimit-Tokens-Reset: 2025-07-25T19:52:15Z

Cf-Ray: 964e3251fd2f2523-SJC

Date: Fri, 25 Jul 2025 19:52:20 GMT

Request-Id: req_011CRUKYkWzHLghwuujhzGNS

{"id":"msg_01GoGZTgeHvh4S9L9RryNM2L","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 codebase by keywords and concepts\n\n**Task Management:**\n- `todo_read` / `todo_write` - Read and manage task lists\n- `think` - Internal note-taking and planning\n\n**Development Workflow:**\n- `codereview` - Run automated code review\n- `done` - Final checklist before completion\n\n**Browser Automation:**\n- `browser_navigate` - Navigate to URLs\n- `browser_click` - Click elements\n- `browser_type` - Type text into inputs\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_recent_console_logs` - Get console logs\n- `browser_clear_console_logs` - Clear console logs\n- `browser_take_screenshot` - Take screenshots\n\n**Utilities:**\n- `read_image` - Read and encode image files\n- `about_sketch` - Get help with Sketch itself"}],"stop_reason":"end_turn","stop_sequence":null,"usage":{"input_tokens":3,"cache_creation_input_tokens":4167,"cache_read_input_tokens":0,"output_tokens":299,"service_tier":"standard"}}