trend-pulse
trend-pulse
Agentic Trend Intelligence Platform — 37 sources, plugin system, vector search, lifecycle prediction, 6-agent content factory, web dashboard, and 29-tool MCP server.
Use as a Python library, CLI tool, MCP server for Claude Code / AI agents, or a standalone web dashboard.
One-line MCP setup (zero install):
{ "mcpServers": { "trend-pulse": { "command": "uvx", "args": ["--from", "trend-pulse[mcp]", "trend-pulse-server"], "type": "stdio" } } }Paste into
.mcp.jsonand you're done. Requires uv (brew install uvorcurl -LsSf https://astral.sh/uv/install.sh | sh).
Sources
Built-in Sources (20)
All built-in sources are free and require zero authentication:
Source | Data | Freshness | What you get |
Google Trends | RSS feed | Real-time | Trending searches by country + related news |
Hacker News | Firebase + Algolia | Real-time | Top stories with points, comments, search |
Mastodon | Public API | Real-time | Trending hashtags + trending links |
Bluesky | AT Protocol | Real-time | Trending topics + post search |
Wikipedia | Pageviews API | Daily | Most viewed pages by language/country |
GitHub | Trending page | Daily | Trending repos with stars, language |
PyPI | pypistats.org | Daily | Package download trends + growth signals |
Google News | RSS feed | Real-time | Top news stories by country |
Lobste.rs | JSON API | Real-time | Community-driven tech news |
dev.to | Public API | Daily | Developer community articles |
npm | Downloads API | Daily | JavaScript package download trends |
Public JSON | Real-time | Popular posts across all subreddits | |
CoinGecko | Public API | Real-time | Trending cryptocurrencies |
Docker Hub | Public API | Daily | Popular container images |
Stack Overflow | Public API | Real-time | Hot questions |
ArXiv | RSS/API | Daily | Trending research papers |
Product Hunt | Public API | Daily | Product launches and upvotes |
Lemmy | Public API | Real-time | Federated community posts (lemmy.world) |
Dcard | Public API | Real-time | Taiwan social platform trending posts |
PTT | Web scrape | Real-time | Taiwan BBS hot articles (Gossiping, Tech_Job, etc.) |
Plugin Sources (17)
Plugin sources live in src/trend_pulse/plugins/sources/ and are auto-discovered at startup:
Source | ID | Category | What you get |
| tw | China hot search list | |
YouTube Trending |
| global | Trending videos with view counts |
Threads |
| social | Trending Threads posts |
X/Twitter |
| social | Trending topics (optional bearer token) |
TikTok Trending |
| social | TikTok trending videos |
LINE Today TW |
| tw | Taiwan LINE Today news |
Mobile01 |
| tw | Taiwan tech community |
Bahamut |
| tw | Taiwan gaming community |
ETtoday |
| tw | Taiwan news |
Yahoo TW |
| tw | Yahoo Taiwan trending |
UDN |
| tw | Taiwan UDN news |
CoinMarketCap |
| crypto | Trending cryptocurrencies |
DexScreener |
| crypto | DeFi/DEX trending tokens |
| social | Trending pins | |
LinkedIn Trending |
| professional | LinkedIn trending topics |
Indie Hackers |
| dev | Indie maker community |
Xiaohongshu |
| social | Chinese lifestyle platform |
Install
Zero-install with uvx (recommended)
uvx runs Python packages directly — no install, no venv, no setup:
# Run the CLI instantly
uvx trend-pulse trending
# Run the MCP server
uvx --from "trend-pulse[mcp]" trend-pulse-server
uvxis the Python equivalent ofnpx. It comes with uv — install uv withcurl -LsSf https://astral.sh/uv/install.sh | sh
pip install
pip install trend-pulse # core (httpx + aiosqlite)
pip install "trend-pulse[mcp]" # MCP server
pip install "trend-pulse[dashboard]" # Streamlit + FastAPI
pip install "trend-pulse[llm]" # Claude API for hybrid scoring
pip install "trend-pulse[all]" # everythingQuick Start
CLI
# What's trending right now? (all 37 sources, merged ranking)
trend-pulse trending
# Taiwan trends from Google + Hacker News
trend-pulse trending --sources google_trends,hackernews --geo TW
# Fetch + save snapshot to history DB
trend-pulse trending --save --count 10
# Take a full snapshot (all sources, auto-saves)
trend-pulse snapshot
# Query historical trends for a keyword
trend-pulse history "Claude" --days 7
# Search across sources
trend-pulse search "AI agent"
# List available sources (built-in + plugins)
trend-pulse sourcesPython
import asyncio
from trend_pulse.aggregator import TrendAggregator
async def main():
agg = TrendAggregator()
# All sources, merged ranking
result = await agg.trending(geo="TW", count=10)
for item in result["merged_top"]:
print(f"[{item['source']}] {item['keyword']} ({item.get('traffic', '')})")
# With snapshot saving + velocity enrichment
result = await agg.trending(count=5, save=True)
for item in result["merged_top"]:
print(f"{item['keyword']} — {item['direction']} (velocity: {item['velocity']})")
# Query history
history = await agg.history("Claude", days=7)
for record in history["records"]:
print(f" {record['timestamp']}: score={record['score']}")
# Search
result = await agg.search("Claude AI")
for item in result["merged_top"][:5]:
print(f"{item['keyword']} - {item['score']:.0f}")
asyncio.run(main())Single Source
import asyncio
from trend_pulse.sources import HackerNewsSource
async def main():
hn = HackerNewsSource()
items = await hn.fetch_trending(count=5)
for item in items:
print(f"{item.keyword} ({item.traffic})")
# HN also supports search
results = await hn.search("Python")
for item in results[:3]:
print(f" {item.keyword}")
asyncio.run(main())Phase 1–3 Intelligence APIs
# Lifecycle prediction
from trend_pulse.core.intelligence.lifecycle import predict_lifecycle, LifecycleStage
stage = predict_lifecycle(current_score=75, history=[{"score": s} for s in [20, 35, 50, 65]])
# -> LifecycleStage.EMERGING
# Trend clustering
from trend_pulse.core.intelligence.clusters import cluster_trends
clusters = await cluster_trends(items, threshold=0.25)
# 6-agent content workflow
from trend_pulse.core.agents.workflow import run_content_workflow
state = await run_content_workflow(
trends=items,
platforms=["threads", "x"],
brand_voice="casual",
topic="AI tools",
)
content = state["final_content"] # {"threads": "...", "x": "..."}
# Hybrid scoring (heuristic + optional Claude API)
from trend_pulse.core.scoring.hybrid import score_content
result = await score_content("Your post content", "threads")
print(result.total, result.grade, result.mode) # 78.5, B+, heuristic
# Vector similarity search
from trend_pulse.core.vector.simple import SimpleVectorStore
store = SimpleVectorStore()
await store.upsert(items)
similar = await store.search_similar("artificial intelligence", k=5)MCP Server (for Claude Code / AI agents)
Step 1: Install uv (if you don't have it)
# macOS
brew install uv
# Linux / WSL
curl -LsSf https://astral.sh/uv/install.sh | shStep 2: Add to .mcp.json
Create or edit .mcp.json in your project root (or ~/.claude/.mcp.json for global):
{
"mcpServers": {
"trend-pulse": {
"command": "uvx",
"args": ["--from", "trend-pulse[mcp]", "trend-pulse-server"],
"type": "stdio"
}
}
}That's it. No pip install, no venv, no Python version management. uvx downloads and caches the package automatically on first run.
Step 3 (optional): Enable browser rendering
The render_page tool uses Cloudflare Browser Rendering to fetch JS-heavy pages. If you want this feature, add your Cloudflare credentials:
{
"mcpServers": {
"trend-pulse": {
"command": "uvx",
"args": ["--from", "trend-pulse[mcp]", "trend-pulse-server"],
"type": "stdio",
"env": {
"CF_ACCOUNT_ID": "your-cloudflare-account-id",
"CF_API_TOKEN": "your-cloudflare-api-token"
}
}
}
}Get these from Cloudflare Dashboard → Workers & Pages → Overview. Skip this step if you don't need it — all other 28 tools work without any credentials.
Alternative: pip install
If you prefer a traditional install instead of uvx:
pip install "trend-pulse[mcp]"{
"mcpServers": {
"trend-pulse": {
"command": "trend-pulse-server",
"type": "stdio"
}
}
}Available tools (29)
Trend Data (5):
Tool | Description |
| Fetch trending topics (all or selected sources, with optional |
| Search across sources by keyword |
| List built-in sources and their properties |
| Query historical trend data for a keyword |
| Fetch + save snapshot to history DB |
Intelligence (5):
Tool | Description |
| Vector similarity search across indexed trends |
| Cluster related trends by semantic similarity |
| Predict lifecycle stage for a trend (EMERGING / PEAK / DECLINING / FADING) |
| List all sources including plugins, with category and frequency metadata |
| Get velocity and direction signals for a keyword |
Content Guides (5):
All content guide tools return structured guides — the LLM does all judgment and creative work.
Tool | Description |
| Writing brief: hook examples, patent strategies, scoring dimensions, CTA examples |
| 5-dimension scoring framework + 4 Threads algorithm penalty pre-checks |
| Platform specs: char limits, Threads creator insights, algo priority, best times |
| 15-item review checklist (7 critical / 5 warning / 3 info) with severity and fix methods |
| Reel/Short video guide: scene structure, timing, visual guidance, editing tips |
Agentic Content (8):
Tool | Description |
| Run the 6-agent content factory end-to-end for one or more platforms |
| Generate A/B variants of a post for testing |
| Build a content calendar from a list of trends |
| Score content using heuristic + optional Claude API judge |
| Adapt a post from one platform's format to another |
| Generate platform-optimized hashtag sets for a topic |
| Analyze a post for viral potential signals |
| Score multiple posts in a single call |
Operations (5):
Tool | Description |
| Generate a formatted trend report for a time window |
| Compare two or more keywords across sources and time |
| Health-check all sources and return availability status |
| Send a trend alert via configured notification channel |
| Export trend history to CSV or JSON |
Browser (1, optional — requires Cloudflare credentials):
Tool | Description |
| Render JS-heavy pages via Cloudflare Browser Rendering (SSRF-guarded) |
Dashboard & REST API
# Start Streamlit dashboard
streamlit run src/trend_pulse/dashboard/app.py
# Start FastAPI REST API
uvicorn trend_pulse.dashboard.api:app --port 8000
# Docker Compose (all services)
docker compose upDocker Compose services:
Service | Description | Port |
| FastAPI + MCP server | 8000 |
| Background trend fetcher | — |
| Streamlit UI | 8501 |
Notifications
from trend_pulse.notifications.channels import DiscordWebhook
notifier = DiscordWebhook(webhook_url="https://discord.com/api/webhooks/...")
await notifier.send("Trending now", {"keyword": "Claude AI", "score": 95})CLI Reference
trend-pulse trending [--sources SRC] [--geo CODE] [--count N] [--save]
trend-pulse search QUERY [--sources SRC] [--geo CODE]
trend-pulse history KEYWORD [--days N] [--source SRC]
trend-pulse snapshot [--sources SRC] [--geo CODE] [--count N]
trend-pulse sources--sources: Comma-separated source IDs.
Built-in:
google_trends, hackernews, mastodon, bluesky, wikipedia, github, pypi,
google_news, lobsters, devto, npm, reddit, coingecko, dockerhub, stackoverflow,
arxiv, producthunt, lemmy, dcard, ptt
Plugins:
weibo, youtube_trending, threads, x_trending, tiktok_trending, line_today,
mobile01, bahamut, ettoday, yahoo_tw, udn, coinmarketcap, dexscreener,
pinterest, linkedin_trending, indie_hackers, xiaohongshu
--geo: ISO country code (e.g., TW, US, JP, DE).
Google Trends / Google News: filters by country
Wikipedia: selects language edition
GitHub: treated as language filter (e.g.,
python)Other sources: ignored (global data)
--save: Save results to local SQLite DB (~/.trend-pulse/history.db) for velocity tracking.
Plugin System
Drop a file into src/trend_pulse/plugins/sources/ — no registration needed. The PluginRegistry auto-discovers all modules that export a register() function.
from trend_pulse.plugins.base import PluginSource
from trend_pulse.sources.base import TrendItem
class MyPluginSource(PluginSource):
name = "my_plugin"
description = "My custom plugin source"
category = "global" # global, tw, dev, crypto, social, professional
frequency = "daily"
async def fetch_trending(self, geo="", count=20) -> list[TrendItem]:
return [TrendItem(keyword="...", score=80.0, source=self.name)]
def register():
return MyPluginSource()Plugin categories: global, tw, dev, crypto, social, professional
For the legacy TrendSource interface (built-in sources), see docs/custom-sources.md and examples/custom_rss_source.py.
Velocity & Direction
When history data is available, each trend item includes:
{
"keyword": "Claude AI",
"score": 92,
"direction": "rising",
"velocity": 15.3,
"previous_score": 45.0,
"source": "hackernews"
}Direction | Meaning |
| Velocity > 10 (score increasing rapidly) |
| Velocity between -10 and 10 |
| Velocity < -10 (score decreasing rapidly) |
| No previous data in history |
Velocity = (current_score - previous_score) / hours_elapsed
Lifecycle Prediction
Each trend is assigned one of four lifecycle stages based on score trajectory:
Stage | Signal |
| Score rising from a low baseline |
| Score at or near its historical high |
| Score falling from a recent peak |
| Score low and continuing to fall |
Access via the get_lifecycle_prediction MCP tool or the Python API:
from trend_pulse.core.intelligence.lifecycle import predict_lifecycle, LifecycleStage
stage = predict_lifecycle(current_score=75, history=[{"score": s} for s in [20, 35, 50, 65]])
# -> LifecycleStage.EMERGINGHistory Database
Snapshots are stored in SQLite at ~/.trend-pulse/history.db (override with TREND_PULSE_DB env var).
# Save snapshots over time
trend-pulse trending --save --count 5
# ... wait some time ...
trend-pulse trending --save --count 5
# Query history
trend-pulse history "Claude" --days 7
trend-pulse history "React" --days 30 --source npmOutput Format
All commands return JSON with a unified structure:
{
"timestamp": "2026-03-12T05:04:12Z",
"geo": "TW",
"sources_ok": ["google_trends", "hackernews", "reddit"],
"sources_error": {"wikipedia": "429 rate limited"},
"merged_top": [
{
"keyword": "Temporal: fixing time in JavaScript",
"score": 100,
"source": "hackernews",
"url": "https://...",
"traffic": "579 points",
"category": "tech",
"direction": "rising",
"velocity": 12.5,
"previous_score": 60.0,
"metadata": {}
}
],
"by_source": {}
}Each item has a normalized score (0–100) for cross-source comparison.
Rate Limits
Source | Limit | Notes |
Google Trends RSS | Unlimited | RSS feed, no rate limit |
Hacker News | Unlimited | Firebase + Algolia, very generous |
Mastodon | 300 req / 5 min | Per instance |
Bluesky | 3000 req / 5 min | Public API |
Wikipedia | 100 req / s | Very generous |
GitHub | Reasonable | HTML scrape, don't abuse |
PyPI Stats | 1 req / day / endpoint | Data updates daily |
Google News | Unlimited | RSS feed |
Lobste.rs | Unlimited | JSON API |
dev.to | Unlimited | Public API |
npm | Unlimited | Public API |
60 req / min | Requires User-Agent header | |
CoinGecko | 10–30 req / min | Public API |
Docker Hub | 100 req / 5 min | Public API |
Stack Overflow | 300 req / day | Without API key |
ArXiv | Unlimited | RSS/API |
Product Hunt | Reasonable | Public API |
Lemmy | Unlimited | Public API (lemmy.world) |
Dcard | Reasonable | Public API |
PTT | Reasonable | Web scrape, don't abuse |
Reasonable | Web scrape | |
YouTube Trending | Reasonable | Public RSS/scrape |
Threads | Reasonable | Web scrape |
X/Twitter | Reasonable | Optional bearer token improves limits |
TikTok Trending | Reasonable | Web scrape |
LINE Today TW | Reasonable | Web scrape |
Mobile01 | Reasonable | Web scrape |
Bahamut | Reasonable | Web scrape |
ETtoday | Reasonable | Web scrape |
Yahoo TW | Reasonable | Web scrape |
UDN | Reasonable | Web scrape |
CoinMarketCap | Reasonable | Public page scrape |
DexScreener | Unlimited | Public API |
Reasonable | Web scrape | |
LinkedIn Trending | Reasonable | Web scrape |
Indie Hackers | Reasonable | Web scrape |
Xiaohongshu | Reasonable | Web scrape |
Content Guide Tools
MCP tools provide structured guides for creating viral content optimized against Meta's 7 ranking patents. The LLM does all judgment and creative work — tools only provide frameworks and criteria.
Threads Algorithm Penalty Pre-Checks
Before scoring, content is checked against 4 officially penalized patterns from the Threads Creator Page. Any violation blocks publishing:
Penalty | What Threads Penalizes | Action |
| Hook promises something the body doesn't deliver | Align hook with content |
| Explicitly asks for likes/reposts/follows | Replace with natural CTA |
| Contest/giveaway requires engagement to enter | Remove or decouple |
| Cross-posted from IG/FB without original angle | Rewrite with original perspective |
Patent-Based Scoring (5 Dimensions)
Dimension | Weight | Based On |
Hook Power | 25% | EdgeRank Weight + Andromeda |
Engagement Trigger | 25% | Story-Viewer Tuple + Dear Algo |
Conversation Durability | 20% | Threads 72hr window |
Velocity Potential | 15% | Andromeda Real-time |
Format Score | 15% | Multi-modal Indexing |
Grades: S (90+), A (80+), B (70+), C (55+), D (<55)
Quality gate: overall >= 70, conversation durability >= 55.
Hybrid Scoring
score_content_hybrid (MCP) and score_content (Python API) run heuristic scoring by default. If ANTHROPIC_API_KEY is set and pip install "trend-pulse[llm]" is installed, a Claude API judge layer supplements the heuristic score. The mode field in the result indicates which path ran (heuristic or llm).
Review Checklist (15 Items)
Severity | Count | Examples |
critical | 7 | char limit, overall score, conversation durability, 4 algorithm penalties |
warning | 5 | hook effectiveness, CTA presence, media enhancement, tone authenticity, topic tag |
info | 3 | question presence, format readability, reply strategy |
Verdict: pass = all critical checks pass, fail = any critical check fails.
Threads Creator Insights
Key signals from the official Threads Creator Page:
Posting frequency: 2–5 times per week (higher = more views per post)
Replies: Account for ~50% of Threads views — actively reply to comments
Media: Text + media significantly outperforms text-only
Humor: Officially documented as performing well on Threads
Topic tags: Multi-word tags with emojis increase reach
15 content types: TEXT, IMAGE, VIDEO, CAROUSEL, POLL, GIF, LINK_ATTACHMENT, TEXT_ATTACHMENT, SPOILER_MEDIA, SPOILER_TEXT, GHOST_POST, QUOTE_POST, REPLY_CONTROL, TOPIC_TAG, ALT_TEXT
Workflow: MCP Guides LLM
1. get_content_brief() → LLM gets writing guide with hook examples & strategies
2. LLM creates content → Original text based on brief
3. get_scoring_guide() → LLM runs penalty pre-checks, then self-scores 5 dimensions
4. LLM revises → Iterate until score >= 70
5. get_review_checklist() → LLM checks 15 items (7 critical / 5 warning / 3 info)
6. get_platform_specs() → LLM adapts for each platform
— or —
run_content_workflow() → 6-agent factory runs steps 1–6 autonomouslyPython (Content Guide Tools)
from trend_pulse.content.briefing import (
get_content_brief,
get_scoring_guide,
get_review_checklist,
get_reel_guide,
)
from trend_pulse.content.adapter import get_platform_specs
# Get writing brief — hook examples, patent strategies, scoring dimensions
brief = get_content_brief("AI tools", "debate", "threads", lang="en")
print(f"Topic: {brief['topic']}, Char limit: {brief['char_limit']}")
print(f"Hook examples: {len(brief['hook_examples'])}")
print(f"Patent strategies: {len(brief['patent_strategies'])}")
# Get scoring guide — penalty pre-checks + 5-dimension evaluation framework
guide = get_scoring_guide("en")
print(f"Penalty pre-checks: {len(guide['penalty_precheck']['penalties'])}")
for name, dim in guide["dimensions"].items():
print(f"{name}: weight={dim['weight']}, {dim['description']}")
print(f"Grades: {list(guide['grade_thresholds'].keys())}")
# Get review checklist — 15 structured quality checks (7 critical)
checklist = get_review_checklist("threads", "en")
for item in checklist["checklist"]:
print(f"[{item['severity']}] {item['check']}")
print(f"Quality gate: overall >= {checklist['quality_gate']['min_overall']}")
# Get platform specs — char limits, algo priority, best times
specs = get_platform_specs("", "en") # all platforms
for name, spec in specs.items():
print(f"{name}: {spec['max_chars']} chars, best at {spec['best_times']}")
# Get reel guide — scene structure for video scripts
guide = get_reel_guide("educational", 30, "en")
for scene in guide["scene_structure"]:
print(f"[{scene['type']}] {scene['duration_seconds']}s — {scene['purpose']}")Content Types
opinion, story, debate, howto, list, question, news, meme
Platform Limits
Platform | Char Limit |
Threads | 500 |
2200 | |
63,206 | |
X (Twitter) | 280 |
TikTok | 2200 |
3000 | |
YouTube Shorts | 5000 |
Xiaohongshu | 1000 |
Security
render_pageincludes an SSRF guard: scheme whitelist + private IP block. Requests tofile://,127.x,10.x,192.168.x, and similar ranges are rejected.Hybrid scoring's LLM judge uses prompt injection isolation to prevent trend content from influencing scoring instructions.
Requirements
Python 3.10+
httpx(HTTP client)aiosqlite(history storage)Optional:
mcp[cli]for MCP server (pip install "trend-pulse[mcp]")Optional:
streamlit,fastapi,uvicornfor dashboard (pip install "trend-pulse[dashboard]")Optional:
anthropicfor hybrid LLM scoring (pip install "trend-pulse[llm]")Optional:
trendspyg,pytrendsfor enhanced Google Trends
License
MIT
Credits
Built by Claude World — the Claude Code community for developers.
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