<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Eli Tape Viewer</title>
<style>
:root {
--bg: #0d1117;
--bg2: #161b22;
--bg3: #21262d;
--border: #30363d;
--text: #e6edf3;
--text2: #8b949e;
--accent: #58a6ff;
--green: #3fb950;
--red: #f85149;
--orange: #d29922;
--purple: #bc8cff;
--cyan: #39d2c0;
--pink: #f778ba;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
font-family: 'SF Mono', 'Cascadia Code', 'Fira Code', monospace;
background: var(--bg);
color: var(--text);
font-size: 13px;
line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.app { display: flex; height: 100vh; }
.sidebar {
width: 280px;
min-width: 280px;
border-right: 1px solid var(--border);
display: flex;
flex-direction: column;
background: var(--bg2);
}
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.sidebar-header {
padding: 16px;
border-bottom: 1px solid var(--border);
font-size: 15px;
font-weight: 600;
display: flex;
align-items: center;
gap: 8px;
}
.sidebar-header .logo { color: var(--accent); }
.tape-list {
flex: 1;
overflow-y: auto;
padding: 8px;
}
.tape-item {
padding: 8px 12px;
border-radius: 6px;
cursor: pointer;
margin-bottom: 2px;
display: flex;
justify-content: space-between;
align-items: center;
}
.tape-item:hover { background: var(--bg3); }
.tape-item.active { background: var(--accent); color: #000; }
.tape-item .name {
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
flex: 1;
}
.tape-item .size { color: var(--text2); font-size: 11px; flex-shrink: 0; margin-left: 8px; }
.tape-item.active .size { color: #000a; }
.header-bar {
padding: 12px 16px;
border-bottom: 1px solid var(--border);
display: flex;
gap: 12px;
align-items: center;
flex-wrap: wrap;
background: var(--bg2);
}
.header-bar .info-chips {
display: flex;
gap: 8px;
flex-wrap: wrap;
}
.chip {
display: inline-flex;
align-items: center;
gap: 4px;
padding: 2px 8px;
border-radius: 12px;
font-size: 11px;
background: var(--bg3);
border: 1px solid var(--border);
}
.chip .label { color: var(--text2); }
.chip .value { font-weight: 600; }
.toolbar {
padding: 8px 16px;
border-bottom: 1px solid var(--border);
display: flex;
gap: 8px;
align-items: center;
background: var(--bg);
}
.toolbar input, .toolbar select {
background: var(--bg2);
border: 1px solid var(--border);
color: var(--text);
padding: 4px 8px;
border-radius: 4px;
font-family: inherit;
font-size: 12px;
}
.toolbar input { flex: 1; max-width: 300px; }
.toolbar select { min-width: 100px; }
.toolbar .btn {
background: var(--bg3);
border: 1px solid var(--border);
color: var(--text);
padding: 4px 12px;
border-radius: 4px;
cursor: pointer;
font-family: inherit;
font-size: 12px;
white-space: nowrap;
}
.toolbar .btn:hover { border-color: var(--accent); }
.toolbar .btn.active { background: var(--accent); color: #000; border-color: var(--accent); }
.entries-container {
flex: 1;
overflow-y: auto;
padding: 0;
}
.entry {
display: flex;
border-bottom: 1px solid var(--border);
min-height: 36px;
transition: background 0.1s;
}
.entry:hover { background: var(--bg2); }
.entry.in-context { background: #58a6ff08; }
.entry.in-context:hover { background: #58a6ff14; }
.entry-gutter {
width: 60px;
min-width: 60px;
padding: 6px 8px;
text-align: right;
color: var(--text2);
font-size: 11px;
border-right: 1px solid var(--border);
user-select: none;
}
.entry-kind {
width: 90px;
min-width: 90px;
padding: 6px 8px;
font-size: 11px;
font-weight: 600;
border-right: 1px solid var(--border);
}
.entry-time {
width: 80px;
min-width: 80px;
padding: 6px 8px;
color: var(--text2);
font-size: 11px;
border-right: 1px solid var(--border);
}
.entry-run {
width: 60px;
min-width: 60px;
padding: 6px 8px;
font-size: 10px;
border-right: 1px solid var(--border);
color: var(--text2);
overflow: hidden;
text-overflow: ellipsis;
}
.entry-payload {
flex: 1;
padding: 6px 12px;
overflow: hidden;
white-space: pre-wrap;
word-break: break-word;
max-height: 400px;
overflow-y: auto;
}
.entry-payload.collapsed {
max-height: 60px;
overflow: hidden;
cursor: pointer;
}
.kind-message { color: var(--accent); }
.kind-system { color: var(--purple); }
.kind-anchor { color: var(--orange); }
.kind-tool_call { color: var(--cyan); }
.kind-tool_result { color: var(--green); }
.kind-error { color: var(--red); }
.kind-event { color: var(--pink); }
.anchor-separator {
display: flex;
align-items: center;
padding: 4px 16px;
background: #d2992210;
border-bottom: 2px solid var(--orange);
border-top: 2px solid var(--orange);
gap: 8px;
font-size: 12px;
font-weight: 600;
color: var(--orange);
}
.anchor-separator .anchor-line {
flex: 1;
height: 1px;
background: var(--orange);
opacity: 0.3;
}
.context-marker {
padding: 4px 16px;
background: #58a6ff15;
border: 1px dashed var(--accent);
color: var(--accent);
font-size: 12px;
font-weight: 600;
display: flex;
align-items: center;
gap: 8px;
}
.context-marker .marker-line {
flex: 1;
height: 1px;
background: var(--accent);
opacity: 0.3;
}
.role-user { color: var(--green); }
.role-assistant { color: var(--accent); }
.role-system { color: var(--purple); }
.empty {
display: flex;
align-items: center;
justify-content: center;
height: 100%;
color: var(--text2);
font-size: 15px;
}
.stats-panel {
padding: 12px 16px;
border-top: 1px solid var(--border);
background: var(--bg2);
font-size: 11px;
color: var(--text2);
display: flex;
gap: 16px;
flex-wrap: wrap;
}
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #484f58; }
.json-key { color: var(--accent); }
.json-string { color: var(--green); }
.json-number { color: var(--orange); }
.json-boolean { color: var(--purple); }
.json-null { color: var(--text2); }
.loading {
display: flex;
align-items: center;
justify-content: center;
padding: 40px;
color: var(--text2);
}
@keyframes spin { to { transform: rotate(360deg); } }
.spinner {
width: 20px; height: 20px;
border: 2px solid var(--border);
border-top-color: var(--accent);
border-radius: 50%;
animation: spin 0.6s linear infinite;
margin-right: 8px;
}
</style>
</head>
<body>
<div class="app">
<div class="sidebar">
<div class="sidebar-header">
<span class="logo">▶</span> Eli Tape Viewer
</div>
<div class="tape-list" id="tape-list">
<div class="loading"><div class="spinner"></div> Loading tapes...</div>
</div>
</div>
<div class="main">
<div class="header-bar" id="header-bar">
<div class="info-chips" id="info-chips"></div>
</div>
<div class="toolbar" id="toolbar">
<input type="text" id="search" placeholder="Search entries..." />
<select id="kind-filter">
<option value="">All kinds</option>
<option value="message">message</option>
<option value="system">system</option>
<option value="anchor">anchor</option>
<option value="tool_call">tool_call</option>
<option value="tool_result">tool_result</option>
<option value="error">error</option>
<option value="event">event</option>
</select>
<button class="btn" id="btn-context" title="Highlight entries in current context window">Context</button>
<button class="btn" id="btn-collapse" title="Toggle payload collapse">Collapse</button>
<button class="btn" id="btn-refresh" title="Reload">Refresh</button>
</div>
<div class="entries-container" id="entries-container">
<div class="empty">Select a tape from the sidebar</div>
</div>
<div class="stats-panel" id="stats-panel"></div>
</div>
</div>
<script>
let currentTape = null;
let tapeInfo = null;
let allEntries = [];
let contextAnchorIdx = null;
let showContext = false;
let collapsed = true;
let loading = false;
const $tapeList = document.getElementById('tape-list');
const $infoChips = document.getElementById('info-chips');
const $search = document.getElementById('search');
const $kindFilter = document.getElementById('kind-filter');
const $entries = document.getElementById('entries-container');
const $stats = document.getElementById('stats-panel');
const $btnContext = document.getElementById('btn-context');
const $btnCollapse = document.getElementById('btn-collapse');
const $btnRefresh = document.getElementById('btn-refresh');
async function api(path) {
const res = await fetch(path);
if (!res.ok) throw new Error(`${res.status} ${res.statusText}`);
return res.json();
}
async function loadTapes() {
const tapes = await api('/api/tapes');
$tapeList.innerHTML = '';
if (tapes.length === 0) {
$tapeList.innerHTML = '<div class="empty" style="padding:20px;font-size:12px">No tapes found</div>';
return;
}
for (const t of tapes) {
const el = document.createElement('div');
el.className = 'tape-item';
el.innerHTML = `<span class="name" title="${esc(t.name)}">${esc(t.name)}</span><span class="size">${fmtSize(t.size_bytes)}</span>`;
el.onclick = () => selectTape(t.name);
$tapeList.appendChild(el);
}
}
async function selectTape(name) {
if (loading) return;
currentTape = name;
loading = true;
document.querySelectorAll('.tape-item').forEach(el => {
el.classList.toggle('active', el.querySelector('.name').textContent === name);
});
$entries.innerHTML = '<div class="loading"><div class="spinner"></div> Loading entries...</div>';
try {
allEntries = [];
let offset = 0;
const pageSize = 2000;
while (true) {
const data = await api(`/api/tapes/${encodeURIComponent(name)}?offset=${offset}&limit=${pageSize}`);
allEntries.push(...data.entries);
if (allEntries.length >= data.total || data.entries.length < pageSize) break;
offset += pageSize;
}
tapeInfo = await api(`/api/tapes/${encodeURIComponent(name)}/info`);
contextAnchorIdx = null;
if (tapeInfo.anchors && tapeInfo.anchors.length > 0) {
contextAnchorIdx = tapeInfo.anchors[tapeInfo.anchors.length - 1].index;
}
renderInfo();
renderEntries();
} catch (e) {
$entries.innerHTML = `<div class="empty" style="color:var(--red)">Error: ${esc(e.message)}</div>`;
}
loading = false;
}
function renderInfo() {
if (!tapeInfo) { $infoChips.innerHTML = ''; return; }
const i = tapeInfo;
let html = '';
html += chip('entries', i.total_entries);
html += chip('anchors', i.anchors?.length || 0);
html += chip('runs', i.runs);
html += chip('context window', i.entries_since_last_anchor);
if (i.last_model) html += chip('model', i.last_model);
if (i.last_token_usage?.total_tokens) html += chip('tokens', fmtNum(i.last_token_usage.total_tokens));
html += chip('size', fmtSize(i.size_bytes));
if (i.kinds) {
for (const [k, v] of Object.entries(i.kinds)) {
html += `<span class="chip"><span class="label kind-${k}">${k}</span> <span class="value">${v}</span></span>`;
}
}
$infoChips.innerHTML = html;
}
function chip(label, value) {
return `<span class="chip"><span class="label">${esc(label)}</span> <span class="value">${esc(String(value))}</span></span>`;
}
function renderEntries() {
const searchQ = $search.value.toLowerCase();
const kindQ = $kindFilter.value;
let filtered = allEntries;
if (searchQ) {
filtered = filtered.filter(e => JSON.stringify(e).toLowerCase().includes(searchQ));
}
if (kindQ) {
filtered = filtered.filter(e => e.kind === kindQ);
}
if (filtered.length === 0) {
$entries.innerHTML = '<div class="empty">No entries match filters</div>';
$stats.textContent = '';
return;
}
const frag = document.createDocumentFragment();
const runColors = {};
let colorIdx = 0;
const palette = ['#58a6ff','#3fb950','#d29922','#bc8cff','#39d2c0','#f778ba','#f85149','#79c0ff','#56d364','#e3b341'];
for (let i = 0; i < filtered.length; i++) {
const e = filtered[i];
const entryIdx = e.id != null ? e.id : i;
const isAnchor = e.kind === 'anchor';
const isInContext = showContext && contextAnchorIdx != null && allEntries.indexOf(e) > contextAnchorIdx;
if (isAnchor) {
const anchorName = e.payload?.name || '-';
const sep = document.createElement('div');
sep.className = 'anchor-separator';
sep.innerHTML = `<span class="anchor-line"></span> ⚓ ${esc(anchorName)} <span class="anchor-line"></span>`;
frag.appendChild(sep);
if (showContext && contextAnchorIdx != null && allEntries.indexOf(e) === contextAnchorIdx) {
const marker = document.createElement('div');
marker.className = 'context-marker';
marker.innerHTML = '<span class="marker-line"></span> ▶ CONTEXT WINDOW START — entries below are what the agent sees <span class="marker-line"></span>';
frag.appendChild(marker);
}
}
const row = document.createElement('div');
row.className = 'entry' + (isInContext ? ' in-context' : '');
const gutter = document.createElement('div');
gutter.className = 'entry-gutter';
gutter.textContent = entryIdx;
const kindEl = document.createElement('div');
kindEl.className = `entry-kind kind-${e.kind}`;
kindEl.textContent = e.kind;
const timeEl = document.createElement('div');
timeEl.className = 'entry-time';
timeEl.textContent = fmtTime(e.date);
const runEl = document.createElement('div');
runEl.className = 'entry-run';
const runId = e.meta?.run_id;
if (runId) {
if (!runColors[runId]) {
runColors[runId] = palette[colorIdx % palette.length];
colorIdx++;
}
runEl.style.color = runColors[runId];
runEl.textContent = runId.slice(0, 6);
runEl.title = runId;
}
const payloadEl = document.createElement('div');
payloadEl.className = 'entry-payload' + (collapsed ? ' collapsed' : '');
payloadEl.innerHTML = renderPayload(e);
if (collapsed) {
payloadEl.onclick = function() { this.classList.toggle('collapsed'); };
}
row.appendChild(gutter);
row.appendChild(kindEl);
row.appendChild(timeEl);
row.appendChild(runEl);
row.appendChild(payloadEl);
frag.appendChild(row);
}
$entries.innerHTML = '';
$entries.appendChild(frag);
const runCount = Object.keys(runColors).length;
$stats.textContent = `Showing ${filtered.length} / ${allEntries.length} entries · ${runCount} runs`;
}
function renderPayload(entry) {
const e = entry;
switch (e.kind) {
case 'message': {
const role = e.payload?.role || '?';
const content = e.payload?.content || '';
const text = typeof content === 'string' ? content : JSON.stringify(content, null, 2);
return `<span class="role-${role}">[${esc(role)}]</span> ${esc(text)}`;
}
case 'system': {
const c = e.payload?.content || '';
return `<span class="role-system">[system]</span> ${esc(c)}`;
}
case 'anchor': {
const name = e.payload?.name || '-';
const state = e.payload?.state;
let s = `<span style="color:var(--orange);font-weight:600">${esc(name)}</span>`;
if (state && Object.keys(state).length > 0) {
s += ` <span style="color:var(--text2)">${esc(JSON.stringify(state))}</span>`;
}
return s;
}
case 'tool_call': {
const calls = e.payload?.calls || [];
if (calls.length === 0) return '<span style="color:var(--text2)">(no calls)</span>';
return calls.map(c => {
const name = c.function?.name || c.name || '?';
const args = c.function?.arguments || c.input || c.arguments || '';
const argsStr = typeof args === 'string' ? args : JSON.stringify(args, null, 2);
return `<span style="color:var(--cyan);font-weight:600">${esc(name)}</span>(${esc(argsStr)})`;
}).join('<br>');
}
case 'tool_result': {
const results = e.payload?.results || [];
return results.map(r => {
const content = r.content || r.output || r.result || JSON.stringify(r);
const text = typeof content === 'string' ? content : JSON.stringify(content, null, 2);
return esc(text);
}).join('<br>');
}
case 'error': {
const code = e.payload?.code || '';
const msg = e.payload?.message || JSON.stringify(e.payload);
return `<span style="color:var(--red);font-weight:600">${esc(code)}</span> ${esc(msg)}`;
}
case 'event': {
const name = e.payload?.name || '?';
const data = e.payload?.data;
let s = `<span style="color:var(--pink);font-weight:600">${esc(name)}</span>`;
if (data) {
s += ` ${esc(JSON.stringify(data, null, 2))}`;
}
return s;
}
default:
return esc(JSON.stringify(e.payload, null, 2));
}
}
let searchTimeout;
$search.addEventListener('input', () => {
clearTimeout(searchTimeout);
searchTimeout = setTimeout(renderEntries, 200);
});
$kindFilter.addEventListener('change', renderEntries);
$btnContext.addEventListener('click', () => {
showContext = !showContext;
$btnContext.classList.toggle('active', showContext);
renderEntries();
if (showContext) {
setTimeout(() => {
const marker = $entries.querySelector('.context-marker');
if (marker) marker.scrollIntoView({ behavior: 'smooth', block: 'center' });
}, 50);
}
});
$btnCollapse.addEventListener('click', () => {
collapsed = !collapsed;
$btnCollapse.classList.toggle('active', collapsed);
renderEntries();
});
$btnCollapse.classList.add('active');
$btnRefresh.addEventListener('click', () => {
if (currentTape) selectTape(currentTape);
});
function esc(s) {
if (!s) return '';
return s.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>').replace(/"/g,'"');
}
function fmtSize(bytes) {
if (bytes < 1024) return bytes + ' B';
if (bytes < 1024*1024) return (bytes/1024).toFixed(1) + ' KB';
return (bytes/1024/1024).toFixed(1) + ' MB';
}
function fmtNum(n) {
return Number(n).toLocaleString();
}
function fmtTime(isoStr) {
if (!isoStr) return '';
try {
const d = new Date(isoStr);
return d.toLocaleTimeString('en-US', { hour12: false, hour: '2-digit', minute: '2-digit', second: '2-digit' });
} catch { return ''; }
}
loadTapes();
</script>
</body>
</html>