feat-chat-logger-telemetry-meta-line

injected/chat-logger.js

@@ -4,8 +4,10 @@
   var ENABLED_KEY = 'dshmem-log-enabled'
   var BASE = 'http' + ':' + '//' + '127.0.0.1' + ':' + '8766'
   var CHUNK = 700
+  var K_RATIO = 2.5
   var seen = Object.create(null)
   var cfg = null
+  var lastAccum = null
   var SEP = String.fromCharCode(10) + String.fromCharCode(10)
 
   function hash(s) {
@@ -123,6 +125,32 @@
     return out.join('')
   }
 
+  function extractAccum(sse) {
+    if (!sse) return null
+    var idx = sse.lastIndexOf('accumulated_token_usage')
+    if (idx === -1) return null
+    var tail = sse.slice(idx, idx + 80)
+    var start = -1
+    var i = 0
+    while (i < tail.length) {
+      var ch = tail.charCodeAt(i)
+      if (ch >= 48 && ch <= 57) {
+        start = i
+        break
+      }
+      i++
+    }
+    if (start === -1) return null
+    var end = start
+    while (end < tail.length) {
+      var cd = tail.charCodeAt(end)
+      if (cd < 48 || cd > 57) break
+      end++
+    }
+    if (end === start) return null
+    return parseInt(tail.slice(start, end), 10)
+  }
+
   function process(entry) {
     if (!entry || !entry.url) return
     if (entry.url.indexOf('chat/completion') === -1) return
@@ -134,7 +162,8 @@
     var messages = []
     try {
       var req = JSON.parse(entry.body)
-      if (req && Array.isArray(req.messages)) messages = req.messages; else if (req && typeof req.prompt === 'string' && req.prompt) messages = [{ role: 'user', content: req.prompt }]
+      if (req && Array.isArray(req.messages)) messages = req.messages
+      else if (req && typeof req.prompt === 'string' && req.prompt) messages = [{ role: 'user', content: req.prompt }]
     } catch (e) { return }
     var assistant = ''
     try { assistant = extractAssistant(entry.resp || '') } catch (e) { }
@@ -154,6 +183,31 @@
       var ls = linesFor(role + '-' + h, role, text, Date.now())
       for (var j = 0; j !== ls.length; j++) lines.push(ls[j])
     }
+    var accum = null
+    try { accum = extractAccum(entry.resp || '') } catch (e) { accum = null }
+    if (accum !== null) {
+      var delta = 0
+      if (lastAccum !== null && accum > lastAccum) delta = accum - lastAccum
+      lastAccum = accum
+      var ctxChars = 0
+      for (var m = 0; m !== all.length; m++) {
+        if (all[m] && typeof all[m].content === 'string') ctxChars += all[m].content.length
+      }
+      var meta = {
+        mid: 'meta-' + Date.now(),
+        part: 0,
+        total: 1,
+        role: 'meta',
+        ts: Date.now(),
+        inj: false,
+        text: 'metrics',
+        accum: accum,
+        delta: delta,
+        chars: ctxChars,
+        est_tok: Math.round(ctxChars / K_RATIO)
+      }
+      lines.push(JSON.stringify(meta))
+    }
     if (!lines.length) return
     sendLines(file, lines).then(function (ok) {
       if (ok) console.log('[chat-log] saved', lines.length)

memory/state.json

@@ -1,6 +1,6 @@
 {
   "version": 1,
-  "updatedAt": "2026-10-31T23:15:31.405Z",
+  "updatedAt": "2026-10-31T23:47:26.897Z",
   "memories": {},
   "skills": []
 }