diff --git a/.gitea/workflows/ci-pipeline.yml b/.gitea/workflows/ci-pipeline.yml
index 041f2652e..c834c285a 100755
--- a/.gitea/workflows/ci-pipeline.yml
+++ b/.gitea/workflows/ci-pipeline.yml
@@ -64,6 +64,18 @@ jobs:
           echo "🔧 包含全栈变更，运行完整CI"
         fi
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   validate:
     needs: check-frontend-only
     if: always() && needs.check-frontend-only.outputs.skip_backend != 'true'
@@ -148,6 +160,18 @@ jobs:
       run: |
         set +e
         NOTIFY_MODE=failure JOB_NAME="Validate Code Quality And Tests" python3 scripts/ci_notify.py
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   unit-tests:
     needs: check-frontend-only
     if: always() && needs.check-frontend-only.outputs.skip_backend != 'true'
@@ -201,6 +225,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Unit Tests" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   integration-tests:
     name: Integration Tests
     runs-on: ci-l2
@@ -253,6 +289,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Integration Tests" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   frontend-lint:
     name: Frontend Lint
     runs-on: ci-l2
@@ -304,6 +352,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Frontend Lint" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   frontend-unit-test:
     name: Frontend Unit Tests
     runs-on: ci-l2
@@ -347,6 +407,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Frontend Unit Tests" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   build-staging:
     name: Build Staging ${{ matrix.service_display }} Image
     runs-on: runtime-builder
@@ -468,6 +540,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Build Staging ${{ matrix.service_display }} Image" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   deploy-staging:
     name: Deploy Staging (Watchtower auto-deploy)
     runs-on: runtime-builder
@@ -605,6 +689,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Deploy Staging" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   staging-e2e:
     name: Staging E2E Tests
     runs-on: runtime-builder
@@ -649,6 +745,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Staging E2E Tests" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   staging-api-tests:
     name: Staging API Integration Tests
     runs-on: runtime-builder
@@ -691,6 +799,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Staging API Integration Tests" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   build-production:
     name: Build Production ${{ matrix.service_display }} Image
     runs-on: runtime-builder
@@ -808,6 +928,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Build Production ${{ matrix.service_display }} Image" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   deploy-production:
     name: Deploy Production
     runs-on: runtime-builder
@@ -931,6 +1063,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Deploy Production" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   production-e2e:
     name: Production Browser E2E
     runs-on: runtime-builder
@@ -975,6 +1119,18 @@ jobs:
         set +e
         NOTIFY_MODE=failure JOB_NAME="Production Browser E2E" python3 scripts/ci_notify.py
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   acr-cleanup:
     name: ACR Image Cleanup
     runs-on: runtime-builder
@@ -1021,3 +1177,15 @@ jobs:
       run: |
         set +e
         NOTIFY_MODE=failure JOB_NAME="ACR Image Cleanup" python3 scripts/ci_notify.py
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
diff --git a/.gitea/workflows/ci-trigger-monitor.yml b/.gitea/workflows/ci-trigger-monitor.yml
index 69234b47a..eac6df81d 100644
--- a/.gitea/workflows/ci-trigger-monitor.yml
+++ b/.gitea/workflows/ci-trigger-monitor.yml
@@ -34,3 +34,15 @@ jobs:
           python3 scripts/ci_trigger_monitor.py
           # 监控脚本永远不fail，避免告警风暴
           exit 0
+      - name: Report CI trace
+        if: always()
+        shell: sh
+        env:
+          AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+        run: |
+          STATUS="ok"
+          [ ${{ job.status }} = "success" ] || STATUS="error"
+          START_TIME=""
+          [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+          python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
diff --git a/.gitea/workflows/code-review.yml b/.gitea/workflows/code-review.yml
index 23f3c1eb0..fcc59cdad 100644
--- a/.gitea/workflows/code-review.yml
+++ b/.gitea/workflows/code-review.yml
@@ -51,3 +51,15 @@ jobs:
           python3 scripts/ci_code_review.py
         # 审查脚本异常不影响 CI 通过
         continue-on-error: true
+      - name: Report CI trace
+        if: always()
+        shell: sh
+        env:
+          AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+        run: |
+          STATUS="ok"
+          [ ${{ job.status }} = "success" ] || STATUS="error"
+          START_TIME=""
+          [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+          python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
diff --git a/.gitea/workflows/daily-check.yml b/.gitea/workflows/daily-check.yml
index 209ae1283..b352213db 100644
--- a/.gitea/workflows/daily-check.yml
+++ b/.gitea/workflows/daily-check.yml
@@ -106,6 +106,18 @@ jobs:
           echo "======================================"
           exit $SMOKE_EXIT
 
+      - name: Report CI trace
+        if: always()
+        shell: sh
+        env:
+          AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+        run: |
+          STATUS="ok"
+          [ ${{ job.status }} = "success" ] || STATUS="error"
+          START_TIME=""
+          [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+          python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   # ── 2. Staging API 集成测试 ─────────────────────────────────────────
   staging-api-tests:
     name: Staging API Integration Tests
@@ -243,6 +255,18 @@ jobs:
             echo "report=FAIL" >> "${GITHUB_OUTPUT}"
           fi
 
+      - name: Report CI trace
+        if: always()
+        shell: sh
+        env:
+          AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+        run: |
+          STATUS="ok"
+          [ ${{ job.status }} = "success" ] || STATUS="error"
+          START_TIME=""
+          [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+          python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   # ── 3. Staging 浏览器 E2E ──────────────────────────────────────────
   staging-e2e:
     name: Staging Browser E2E
@@ -332,6 +356,18 @@ jobs:
           echo "=========================================="
           exit $EXIT_CODE
 
+      - name: Report CI trace
+        if: always()
+        shell: sh
+        env:
+          AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+        run: |
+          STATUS="ok"
+          [ ${{ job.status }} = "success" ] || STATUS="error"
+          START_TIME=""
+          [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+          python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   # ── 4. 性能基线巡检 ────────────────────────────────────────────────
   performance-check:
     name: Performance Baseline Check
@@ -580,6 +616,18 @@ jobs:
             exit 0
           fi
 
+      - name: Report CI trace
+        if: always()
+        shell: sh
+        env:
+          AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+        run: |
+          STATUS="ok"
+          [ ${{ job.status }} = "success" ] || STATUS="error"
+          START_TIME=""
+          [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+          python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   # ── 5. 每日巡检汇总报告 ────────────────────────────────────────────
   daily-report:
     name: Daily Check Report
@@ -656,3 +704,15 @@ jobs:
             # 不 exit 1，因为我们用了 always()，保持 report job 成功，
             # 但其他失败的 job 已经让整体流水线标记为失败
           fi
+      - name: Report CI trace
+        if: always()
+        shell: sh
+        env:
+          AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+        run: |
+          STATUS="ok"
+          [ ${{ job.status }} = "success" ] || STATUS="error"
+          START_TIME=""
+          [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+          python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
diff --git a/.gitea/workflows/pr-automation.yml b/.gitea/workflows/pr-automation.yml
index 9f263b8e7..64ecbfa7b 100755
--- a/.gitea/workflows/pr-automation.yml
+++ b/.gitea/workflows/pr-automation.yml
@@ -175,6 +175,18 @@ jobs:
           echo "⏰ 等待超时（20分钟），CI尚未全部完成"
           exit 0
 
+      - name: Report CI trace
+        if: always()
+        shell: sh
+        env:
+          AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+        run: |
+          STATUS="ok"
+          [ ${{ job.status }} = "success" ] || STATUS="error"
+          START_TIME=""
+          [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+          python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
   auto-merge:
     name: Auto Merge on CI Green + Approved
     runs-on: ci-check
@@ -343,3 +355,15 @@ jobs:
           echo
           echo "等待超时（30分钟）"
           exit 0
+      - name: Report CI trace
+        if: always()
+        shell: sh
+        env:
+          AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+        run: |
+          STATUS="ok"
+          [ ${{ job.status }} = "success" ] || STATUS="error"
+          START_TIME=""
+          [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+          python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
diff --git a/.gitea/workflows/preview-cleanup.yml b/.gitea/workflows/preview-cleanup.yml
index c40c1df15..a1977ab08 100755
--- a/.gitea/workflows/preview-cleanup.yml
+++ b/.gitea/workflows/preview-cleanup.yml
@@ -193,3 +193,15 @@ jobs:
           > /dev/null
         echo "Cleanup comment posted"
 
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
diff --git a/.gitea/workflows/preview-deploy.yml b/.gitea/workflows/preview-deploy.yml
index ca5230268..e5ad2f0c0 100755
--- a/.gitea/workflows/preview-deploy.yml
+++ b/.gitea/workflows/preview-deploy.yml
@@ -272,3 +272,15 @@ jobs:
       run: |
         set +e
         NOTIFY_MODE=failure JOB_NAME="Deploy Preview Environment" python3 scripts/ci_notify.py
+    - name: Report CI trace
+      if: always()
+      shell: sh
+      env:
+        AGENTLOOP_LICENSE_KEY: ${{ secrets.AGENTLOOP_LICENSE_KEY }}
+      run: |
+        STATUS="ok"
+        [ ${{ job.status }} = "success" ] || STATUS="error"
+        START_TIME=""
+        [ -f /tmp/ci_job_start_time ] && START_TIME=$(cat /tmp/ci_job_start_time)
+        python3 scripts/ci/ci_trace_report.py --service xiaoxia-saas-ci --status $STATUS --start-time "$START_TIME" || true
+
diff --git a/scripts/ci/ci_trace_report.py b/scripts/ci/ci_trace_report.py
new file mode 100755
index 000000000..eb53f1422
--- /dev/null
+++ b/scripts/ci/ci_trace_report.py
@@ -0,0 +1,375 @@
+#!/usr/bin/env python3
+"""
+CI Trace Report Script - Reports CI Trace data to AgentLoop from Gitea Actions workflows.
+
+Usage in CI workflow jobs:
+  - At start: python3 scripts/ci/ci_trace_report.py --status running
+  - At end: python3 scripts/ci/ci_trace_report.py --status ok --start-time $CI_TRACE_START_TIME
+
+Environment variables (built-in Gitea Actions):
+  GITEA_REPOSITORY / GITHUB_REPOSITORY - repository (owner/repo)
+  GITEA_WORKFLOW / GITHUB_WORKFLOW     - workflow name
+  GITEA_JOB / GITHUB_JOB               - job ID
+  GITEA_SHA / GITHUB_SHA               - commit SHA
+  GITEA_REF_NAME / GITHUB_REF_NAME     - branch name
+  GITEA_RUN_ID / GITHUB_RUN_ID         - run ID
+  GITEA_ACTOR / GITHUB_ACTOR           - trigger actor
+  GITEA_EVENT_NAME / GITHUB_EVENT_NAME - event type
+  PR_NUMBER / GITEA_PR_NUMBER          - PR number (if PR triggered)
+
+AgentLoop configuration (injected via Secrets):
+  AGENTLOOP_LICENSE_KEY - LicenseKey (required)
+  AGENTLOOP_ENDPOINT    - Trace endpoint (optional, has default)
+  AGENTLOOP_PROJECT     - SLS Project name (optional)
+  AGENTLOOP_WORKSPACE   - CMS Workspace name (optional)
+"""
+
+import argparse
+import json
+import os
+import sys
+import time
+import urllib.error
+import urllib.request
+import uuid
+
+# ========== Default Configuration ==========
+DEFAULT_ENDPOINT = "https://proj-xtrace-495e81719a1fd9a2c5fd671eefafbe-cn-hangzhou.cn-hangzhou.log.aliyuncs.com/apm/trace/opentelemetry/v1/traces"
+DEFAULT_PROJECT = "proj-xtrace-495e81719a1fd9a2c5fd671eefafbe-cn-hangzhou"
+DEFAULT_WORKSPACE = "agentloop-13b8d6efb7fde6e9b193eb982ade68e2"
+
+
+# ========== OTLP Protobuf Manual Encoding ==========
+
+
+def _encode_varint(value):
+    result = bytearray()
+    while value > 0x7F:
+        result.append((value & 0x7F) | 0x80)
+        value >>= 7
+    result.append(value & 0x7F)
+    return bytes(result)
+
+
+def _encode_tag(field_number, wire_type):
+    return _encode_varint((field_number << 3) | wire_type)
+
+
+def _encode_string_field(field_number, value):
+    value_bytes = value.encode("utf-8")
+    return _encode_tag(field_number, 2) + _encode_varint(len(value_bytes)) + value_bytes
+
+
+def _encode_bytes_field(field_number, value_bytes):
+    return _encode_tag(field_number, 2) + _encode_varint(len(value_bytes)) + value_bytes
+
+
+def _encode_int_field(field_number, value):
+    return _encode_tag(field_number, 0) + _encode_varint(value & 0xFFFFFFFFFFFFFFFF)
+
+
+def _encode_message_field(field_number, message_bytes):
+    return _encode_tag(field_number, 2) + _encode_varint(len(message_bytes)) + message_bytes
+
+
+def _encode_key_value(key, value_str):
+    any_value = _encode_string_field(1, value_str)
+    return _encode_string_field(1, key) + _encode_message_field(2, any_value)
+
+
+def _encode_status(status_code, status_msg=""):
+    data = _encode_int_field(1, status_code)
+    if status_msg:
+        data += _encode_string_field(2, status_msg)
+    return data
+
+
+def _encode_span(
+    trace_id_bytes,
+    span_id_bytes,
+    parent_span_id_bytes,
+    name,
+    start_time_unix_nano,
+    end_time_unix_nano,
+    span_kind,
+    attributes,
+    status_code,
+    status_msg="",
+):
+    data = b""
+    data += _encode_bytes_field(1, trace_id_bytes)
+    data += _encode_bytes_field(2, span_id_bytes)
+    if parent_span_id_bytes:
+        data += _encode_bytes_field(3, parent_span_id_bytes)
+    data += _encode_string_field(4, name)
+    data += _encode_int_field(5, span_kind)
+    data += _encode_int_field(6, start_time_unix_nano)
+    data += _encode_int_field(7, end_time_unix_nano)
+    for key, value in attributes.items():
+        kv = _encode_key_value(key, str(value))
+        data += _encode_message_field(9, kv)
+    status = _encode_status(status_code, status_msg)
+    data += _encode_message_field(12, status)
+    return data
+
+
+def _encode_resource_spans(service_name, scope_spans_bytes):
+    svc_kv = _encode_key_value("service.name", service_name)
+    resource = _encode_message_field(1, svc_kv)
+    data = _encode_message_field(1, resource)
+    data += _encode_message_field(2, scope_spans_bytes)
+    return data
+
+
+def _encode_scope_spans(scope_name, spans_bytes_list):
+    scope = _encode_string_field(1, scope_name)
+    data = _encode_message_field(1, scope)
+    for span_bytes in spans_bytes_list:
+        data += _encode_message_field(2, span_bytes)
+    return data
+
+
+def _encode_traces_data(resource_spans_bytes_list):
+    data = b""
+    for rs_bytes in resource_spans_bytes_list:
+        data += _encode_message_field(1, rs_bytes)
+    return data
+
+
+# ========== Helper Functions ==========
+
+
+def _gen_trace_id():
+    return uuid.uuid4().bytes
+
+
+def _gen_span_id():
+    return uuid.uuid4().bytes[:8]
+
+
+def _env(name, default=""):
+    """Get env var with GITEA_/GITHUB_ prefix fallback."""
+    val = os.getenv(name, "")
+    if val:
+        return val
+    if name.startswith("GITEA_"):
+        alt = "GITHUB_" + name[6:]
+        return os.getenv(alt, default)
+    if name.startswith("GITHUB_"):
+        alt = "GITEA_" + name[7:]
+        return os.getenv(alt, default)
+    return default
+
+
+def _get_pr_number():
+    """Get PR number from environment or event file."""
+    pr = os.getenv("PR_NUMBER", "") or os.getenv("GITEA_PR_NUMBER", "")
+    if pr:
+        return pr
+
+    event_path = os.getenv("GITHUB_EVENT_PATH", "") or os.getenv("GITEA_EVENT_PATH", "")
+    if event_path and os.path.isfile(event_path):
+        try:
+            with open(event_path, "r") as f:
+                event = json.load(f)
+            if "pull_request" in event and "number" in event["pull_request"]:
+                return str(event["pull_request"]["number"])
+        except Exception:
+            pass
+
+    return ""
+
+
+def _get_ci_attributes():
+    """Collect attributes from CI environment variables."""
+    attrs = {
+        "ci.repo": _env("GITEA_REPOSITORY") or _env("GITHUB_REPOSITORY") or "unknown",
+        "ci.workflow": _env("GITEA_WORKFLOW") or _env("GITHUB_WORKFLOW") or "unknown",
+        "ci.job": _env("GITEA_JOB") or _env("GITHUB_JOB") or "unknown",
+        "ci.commit_sha": _env("GITEA_SHA") or _env("GITHUB_SHA") or "unknown",
+        "ci.branch": _env("GITEA_REF_NAME") or _env("GITHUB_REF_NAME") or "unknown",
+        "ci.run_id": _env("GITEA_RUN_ID") or _env("GITHUB_RUN_ID") or "unknown",
+        "ci.actor": _env("GITEA_ACTOR") or _env("GITHUB_ACTOR") or "unknown",
+        "ci.event": _env("GITEA_EVENT_NAME") or _env("GITHUB_EVENT_NAME") or "unknown",
+    }
+    pr = _get_pr_number()
+    if pr:
+        attrs["ci.pr_number"] = pr
+    return attrs
+
+
+# ========== Trace Building & Reporting ==========
+
+
+def build_trace(service_name, trace_name, status, duration_ms, attributes=None):
+    """Build an OTLP trace payload (protobuf bytes). No external dependencies."""
+    trace_id = _gen_trace_id()
+    end_time = int(time.time() * 1e9)
+    start_time = end_time - int(duration_ms * 1e6)
+    status_code = 1 if status in ("ok", "running") else 2
+    status_msg = "" if status in ("ok", "running") else "Job failed"
+
+    main_attrs = {
+        "agent.trace_name": trace_name,
+        "agent.service": service_name,
+        "ci.trace_status": status,
+    }
+    if attributes:
+        main_attrs.update(attributes)
+
+    main_span = _encode_span(
+        trace_id_bytes=trace_id,
+        span_id_bytes=_gen_span_id(),
+        parent_span_id_bytes=b"",
+        name=trace_name,
+        start_time_unix_nano=start_time,
+        end_time_unix_nano=end_time,
+        span_kind=1,
+        attributes=main_attrs,
+        status_code=status_code,
+        status_msg=status_msg,
+    )
+
+    scope_spans = _encode_scope_spans("ci-trace", [main_span])
+    resource_spans = _encode_resource_spans(service_name, scope_spans)
+    return _encode_traces_data([resource_spans])
+
+
+def report_ci_trace(
+    service_name,
+    trace_name,
+    status="ok",
+    duration_ms=1000,
+    endpoint=None,
+    license_key=None,
+    project=None,
+    workspace=None,
+    extra_attributes=None,
+):
+    """
+    Report CI Trace data. Returns (success: bool, message: str).
+    Never raises exceptions; returns False on failure.
+    """
+    try:
+        endpoint = endpoint or os.getenv("AGENTLOOP_ENDPOINT", DEFAULT_ENDPOINT)
+        license_key = license_key or os.getenv("AGENTLOOP_LICENSE_KEY", "")
+        project = project or os.getenv("AGENTLOOP_PROJECT", DEFAULT_PROJECT)
+        workspace = workspace or os.getenv("AGENTLOOP_WORKSPACE", DEFAULT_WORKSPACE)
+
+        if not license_key:
+            return False, "[Trace] skipped: AGENTLOOP_LICENSE_KEY not configured"
+
+        attrs = _get_ci_attributes()
+        if extra_attributes:
+            attrs.update(extra_attributes)
+
+        payload = build_trace(
+            service_name=service_name,
+            trace_name=trace_name,
+            status=status,
+            duration_ms=duration_ms,
+            attributes=attrs,
+        )
+
+        headers = {
+            "Content-Type": "application/x-protobuf",
+            "x-arms-license-key": license_key,
+            "x-arms-project": project,
+            "x-cms-workspace": workspace,
+        }
+
+        req = urllib.request.Request(endpoint, data=payload, headers=headers, method="POST")
+        try:
+            with urllib.request.urlopen(req, timeout=10) as resp:
+                status_code = resp.status
+                resp_body = resp.read().decode("utf-8", errors="replace")
+        except urllib.error.HTTPError as e:
+            status_code = e.code
+            resp_body = e.read().decode("utf-8", errors="replace")
+
+        if status_code in (200, 202):
+            return True, (f"[Trace] success: {service_name} / {trace_name} " f"({status}, {duration_ms}ms)")
+        else:
+            return False, (f"[Trace] failed: HTTP {status_code} - {resp_body[:200]}")
+    except Exception as e:
+        return False, f"[Trace] error: {type(e).__name__}: {str(e)}"
+
+
+def main():
+    parser = argparse.ArgumentParser(description="CI AgentLoop Trace Reporter")
+    parser.add_argument(
+        "--service",
+        dest="service_name",
+        default=os.getenv("TRACE_SERVICE", ""),
+        help="Service name (also via TRACE_SERVICE env)",
+    )
+    parser.add_argument(
+        "--name",
+        dest="trace_name",
+        default=os.getenv("TRACE_NAME", ""),
+        help="Trace name (also via TRACE_NAME env)",
+    )
+    parser.add_argument(
+        "--status",
+        default=os.getenv("TRACE_STATUS", "ok"),
+        choices=["ok", "error", "running"],
+        help="Status: ok / error / running (default ok)",
+    )
+    parser.add_argument(
+        "--start-time",
+        dest="start_time",
+        default=os.getenv("TRACE_START_TIME", ""),
+        help="Start timestamp (seconds) for duration calculation",
+    )
+    parser.add_argument(
+        "--duration-ms",
+        dest="duration_ms",
+        type=int,
+        default=0,
+        help="Direct duration in ms; takes precedence over --start-time",
+    )
+    parser.add_argument("--attrs", default="", help="Extra attributes (JSON string)")
+
+    args = parser.parse_args()
+
+    if not args.service_name:
+        print("[Trace] skipped: no service specified (--service or TRACE_SERVICE)")
+        sys.exit(0)
+
+    duration_ms = args.duration_ms
+    if duration_ms <= 0 and args.start_time:
+        try:
+            start_ts = float(args.start_time)
+            duration_ms = int((time.time() - start_ts) * 1000)
+        except (ValueError, TypeError):
+            duration_ms = 1000
+    if duration_ms <= 0:
+        duration_ms = 1000
+
+    extra_attrs = {}
+    if args.attrs:
+        try:
+            extra_attrs = json.loads(args.attrs)
+        except json.JSONDecodeError:
+            pass
+
+    trace_name = args.trace_name
+    if not trace_name:
+        wf = _env("GITEA_WORKFLOW") or _env("GITHUB_WORKFLOW") or "CI"
+        job = _env("GITEA_JOB") or _env("GITHUB_JOB") or "job"
+        trace_name = f"{wf} / {job}"
+
+    success, msg = report_ci_trace(
+        service_name=args.service_name,
+        trace_name=trace_name,
+        status=args.status,
+        duration_ms=duration_ms,
+        extra_attributes=extra_attrs,
+    )
+
+    print(msg)
+    sys.exit(0)
+
+
+if __name__ == "__main__":
+    main()