lean-ctx 3.9.7

Context Runtime for AI Agents with CCP. 71 MCP tools, 10 read modes, 95+ compression patterns, cross-session memory (CCP), persistent AI knowledge with temporal facts + contradiction detection, multi-agent context sharing, LITM-aware positioning, AAAK compact format, adaptive compression with Thompson Sampling bandits. Supports 24+ AI tools. Reduces LLM token consumption by up to 99%.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239

<!doctype html>
<html lang="en" data-theme="dark">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta name="color-scheme" content="dark light">
<title>lean-ctx · Gateway Console</title>
<link rel="stylesheet" href="/static/fonts/fonts.css">
<link rel="stylesheet" href="/static/admin.css">
<link rel="icon" href="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Crect width='32' height='32' rx='7' fill='%2309090b'/%3E%3Cpath d='M10 8v16h12' stroke='%2334d399' stroke-width='3' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E">
</head>
<body>

<!-- ── Login ─────────────────────────────────────────────────────────── -->
<div id="login" class="login-wrap" hidden>
  <div class="login-card">
    <div class="login-brand">
      <span class="login-glyph">⌐</span>
      <div>
        <div class="login-title">Gateway Console</div>
        <div class="login-sub">lean-ctx · self-hosted org gateway</div>
      </div>
    </div>
    <label class="login-label" for="token-input">Admin token</label>
    <form id="login-form" autocomplete="off">
      <input id="token-input" class="login-input" type="password"
             placeholder="LEAN_CTX_GATEWAY_ADMIN_TOKEN" spellcheck="false" autofocus>
      <button id="login-btn" class="btn btn-primary" type="submit">Sign in</button>
    </form>
    <div id="login-error" class="login-error" hidden></div>
    <div class="login-hint">
      The token is the value of <code>LEAN_CTX_GATEWAY_ADMIN_TOKEN</code> on the
      gateway host. It is kept in this tab's session only — never in URLs or
      persistent storage. Failed attempts are rate-limited and logged.
    </div>
  </div>
</div>

<!-- ── App ───────────────────────────────────────────────────────────── -->
<div id="app" hidden>
  <header class="topbar">
    <div class="topbar-brand">
      <span class="topbar-glyph">⌐</span>
      <div class="topbar-names">
        <span id="org-label" class="topbar-org">Gateway Console</span>
        <span class="topbar-product">lean-ctx gateway <span id="version" class="mono"></span></span>
      </div>
    </div>
    <div class="topbar-right">
      <span id="updated" class="updated" hidden><i class="pulse-dot"></i><span id="updated-text">live</span></span>
      <div id="window-picker" class="seg" role="tablist" aria-label="Time window">
        <button class="seg-btn" data-days="1">24h</button>
        <button class="seg-btn" data-days="7">7d</button>
        <button class="seg-btn active" data-days="30">30d</button>
        <button class="seg-btn" data-days="90">90d</button>
      </div>
      <button id="refresh-btn" class="icon-btn" title="Refresh">↻</button>
      <button id="theme-btn" class="icon-btn" title="Toggle theme">◐</button>
      <button id="logout-btn" class="icon-btn" title="Sign out">⏻</button>
    </div>
  </header>

  <main class="content">
    <!-- Health strip: store / drops / routing / providers -->
    <section id="health-strip" class="health-strip" aria-label="Gateway status"></section>

    <!-- KPI grid -->
    <section class="kpi-grid">
      <div class="kpi-card">
        <div class="kpi-label">Spend <span class="kpi-window-label"></span></div>
        <div class="kpi-value mono" id="kpi-spend">—</div>
        <div class="kpi-foot" id="kpi-spend-foot"></div>
      </div>
      <div class="kpi-card kpi-accent">
        <div class="kpi-label">Saved <span class="kpi-window-label"></span></div>
        <div class="kpi-value mono accent" id="kpi-saved">—</div>
        <div class="kpi-foot" id="kpi-saved-foot"></div>
      </div>
      <div class="kpi-card">
        <div class="kpi-label">Requests</div>
        <div class="kpi-value mono" id="kpi-requests">—</div>
        <div class="kpi-foot" id="kpi-requests-foot"></div>
      </div>
      <div class="kpi-card">
        <div class="kpi-label">Active people</div>
        <div class="kpi-value mono" id="kpi-persons">—</div>
        <div class="kpi-foot" id="kpi-persons-foot"></div>
      </div>
      <div class="kpi-card kpi-projection">
        <div class="kpi-label">Org projection <span class="info-dot" title="Per-active-person savings × configured seats, scaled to a 30-day month. A planning extrapolation — not a billing number.">i</span></div>
        <div class="kpi-value mono" id="kpi-projection">—</div>
        <div class="kpi-foot" id="kpi-projection-foot"></div>
      </div>
    </section>

    <!-- Trend chart -->
    <section class="panel">
      <div class="panel-head">
        <h2>Spend &amp; savings trend</h2>
        <div class="legend">
          <span class="legend-item"><i class="dot dot-cost"></i>Spend</span>
          <span class="legend-item"><i class="dot dot-saved"></i>Saved</span>
          <span class="legend-item"><i class="dot dot-ref"></i>Baseline (avoided-cost reference)</span>
        </div>
      </div>
      <div class="chart-wrap"><canvas id="trend-chart" height="240"></canvas></div>
      <div id="trend-empty" class="empty empty-onboard" hidden>
        <p><b>No usage in this window yet.</b> Point a client at the gateway and events appear within seconds:</p>
        <pre class="mono">export ANTHROPIC_BASE_URL=http://&lt;gateway-host&gt;:8484
export ANTHROPIC_AUTH_TOKEN=&lt;personal key — see `lean-ctx gateway keys add`&gt;</pre>
      </div>
    </section>

    <!-- Breakdown -->
    <section class="panel">
      <div class="panel-head">
        <h2>Usage breakdown</h2>
        <div class="panel-tools">
          <div class="seg seg-sm" id="group-picker" role="tablist" aria-label="Group by">
            <button class="seg-btn active" data-group="person">People</button>
            <button class="seg-btn" data-group="project">Projects</button>
            <button class="seg-btn" data-group="model">Models</button>
            <button class="seg-btn" data-group="provider">Providers</button>
          </div>
          <input id="filter-input" class="filter-input" type="search" placeholder="Filter…" spellcheck="false">
          <button id="export-breakdown" class="tool-btn" title="Download the current view as CSV">CSV ↓</button>
        </div>
      </div>
      <div class="table-wrap">
        <table class="data-table" id="breakdown-table">
          <thead><tr id="breakdown-head"></tr></thead>
          <tbody id="breakdown-body"></tbody>
        </table>
      </div>
      <div id="breakdown-empty" class="empty" hidden>Nothing matches.</div>
    </section>

    <!-- Tool channel (MCP observe, GL#91) -->
    <section class="panel" id="mcp-panel" hidden>
      <div class="panel-head">
        <h2>Tool channel <span class="muted">MCP · observed</span></h2>
        <div class="panel-tools">
          <button id="export-mcp" class="tool-btn" title="Download tool activity as CSV">CSV ↓</button>
        </div>
      </div>
      <div id="mcp-strip" class="health-strip" aria-label="MCP servers"></div>
      <div class="kpi-grid kpi-grid-sub">
        <div class="kpi-card">
          <div class="kpi-label">Tool calls <span class="kpi-window-label"></span></div>
          <div class="kpi-value mono" id="mcp-kpi-calls">—</div>
          <div class="kpi-foot" id="mcp-kpi-calls-foot"></div>
        </div>
        <div class="kpi-card">
          <div class="kpi-label">Context tokens <span class="info-dot" title="Tokens of tool results flowing back into agent sessions — context the org pays for on every subsequent model turn.">i</span></div>
          <div class="kpi-value mono" id="mcp-kpi-tokens">—</div>
          <div class="kpi-foot" id="mcp-kpi-tokens-foot"></div>
        </div>
        <div class="kpi-card">
          <div class="kpi-label">Context cost <span class="info-dot" title="Tool-result tokens priced at the reference model's input rate — what this context costs each time it is sent to a model.">i</span></div>
          <div class="kpi-value mono" id="mcp-kpi-cost">—</div>
          <div class="kpi-foot" id="mcp-kpi-cost-foot"></div>
        </div>
        <div class="kpi-card">
          <div class="kpi-label">Changed definitions <span class="info-dot" title="Tools whose definition fingerprint (SHA-256) changed since first seen — review them: a silent redefinition is the MCP 'rug pull' pattern.">i</span></div>
          <div class="kpi-value mono" id="mcp-kpi-changed">—</div>
          <div class="kpi-foot" id="mcp-kpi-changed-foot"></div>
        </div>
      </div>
      <div class="table-wrap">
        <table class="data-table" id="mcp-table">
          <thead>
            <tr>
              <th>Server</th>
              <th>Tool</th>
              <th class="num">Calls</th>
              <th class="num">Errors</th>
              <th class="num">People</th>
              <th class="num">Result tok</th>
              <th class="num">Context cost</th>
              <th class="num">p50 ms</th>
              <th>Definition</th>
            </tr>
          </thead>
          <tbody id="mcp-body"></tbody>
        </table>
      </div>
      <div id="mcp-empty" class="empty empty-onboard" hidden>
        <p><b>No MCP servers registered yet.</b> The tool channel monitors every MCP tool your org uses — calls, errors, latency, context cost, and schema drift (rug-pull detection).</p>
        <p style="margin-top:8px">Register an upstream server in <code>config.toml</code>:</p>
        <pre class="mono">[[gateway_server.mcp_servers]]
id = "my-server"
url = "http://host:port"
auth_env = "MY_SERVER_TOKEN"   # optional</pre>
        <p style="margin-top:8px;color:var(--muted)">Then point MCP clients at the gateway: <code>http://&lt;gateway&gt;:8484/mcp/my-server</code></p>
      </div>
    </section>

    <!-- Detail: raw rows -->
    <section class="panel">
      <div class="panel-head">
        <h2>All segments <span class="muted">person × project × model × provider</span></h2>
        <div class="panel-tools">
          <button id="export-detail" class="tool-btn" title="Download all segments as CSV">CSV ↓</button>
        </div>
      </div>
      <div class="table-wrap">
        <table class="data-table data-table-sm" id="detail-table">
          <thead>
            <tr>
              <th data-sort="person">Person</th>
              <th data-sort="project">Project</th>
              <th data-sort="model">Model</th>
              <th data-sort="provider">Provider</th>
              <th class="num" data-sort="requests">Req</th>
              <th class="num" data-sort="input_tokens">In tok</th>
              <th class="num" data-sort="output_tokens">Out tok</th>
              <th class="num" data-sort="saved_usd">Saved</th>
              <th class="num" data-sort="cost_usd">Cost</th>
            </tr>
          </thead>
          <tbody id="detail-body"></tbody>
        </table>
      </div>
      <div id="detail-empty" class="empty" hidden>No segments in this window.</div>
    </section>

    <footer class="foot">
      <span id="foot-window" class="mono"></span>
      <span>numbers from <code>usage_events</code> + <code>mcp_events</code> · projection is an extrapolation, not billing</span>
    </footer>
  </main>
</div>

<div id="toast" class="toast" hidden></div>

<script src="/static/vendor/chart.umd.min.js"></script>
<script src="/static/admin.js"></script>
</body>
</html>