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  • Guides index
  • Bluesky Customer Discovery Guide for B2B Founders (2026)
  • The Complete Customer Research Methodology for Startups
  • How to Find Your First 100 Customers for a Startup (Proven Platforms, Tools & Strategies)
  • GitHub Customer Discovery Guide for Dev Tools & Open Source
  • Hacker News Playbook for Founders: Show HN, Ask HN, and Customer Discovery
  • How to Launch on Product Hunt: A Research-Led Playbook for Founders
  • Multi-Platform Customer Discovery: A Repeatable Workflow
  • Complete Reddit Customer Discovery Playbook: Find Customers in 2026
  • Technical SaaS Checklist: Things You'll Regret Not Doing Early
  • Stack Overflow Customer Discovery Guide for API & Dev Tools
  • Startup Site Health Checklist: SSL, Meta, OG, Sitemap & AI Crawlers
  • Blog index
  • 5 Buying Intent Signals You're Probably Missing Right Now
  • AI Visibility Audits: What Founders Can Actually Change This Quarter
  • How to Mine “Alternatives to X” and “Switching From Y” Threads for Growth
  • API and Infra Tools: Stack Overflow + GitHub for Product Research
  • B2B SaaS GTM Tools: Acquisition, Activation, Retention
  • Best Startup Launch Directories for SaaS (Curated Stack for 2026)
  • Bluesky for Founders: How to Read an Audience With Free Analytics
  • Bluesky vs X (Twitter) for B2B Signal: A 2026 Snapshot (Verify Live)
  • Conversation Demand vs SEO Content: What to Work on First
  • Customer Discovery and Marketing for Early-Stage Startups: What We've Learned
  • Weekly Customer Discovery Workflow (Mon–Fri SOP for Solo Founders)
  • Dev Tool GTM: Reading GitHub Issues and Mentions Without Annoying Maintainers
  • Early Adopter Outreach: Best Practices with Needle
  • Early-Stage SaaS Marketing Stack Under $200/mo (2026)
  • The Power of Emotional Context in Market Research
  • Finding Your People: The Founder Mental Load and the Needle × Lyncbuild Playbook
  • Founder-Led Outbound After Community Research (Handoff SOP)
  • Hiring Your First Growth Hire: Interview Tasks for “Signal Literacy”
  • Indie Hackers & Product Hunt: A Practical Early-Traction Map for Builders
  • Intent Signals Before Apollo: A Lean Outbound Research Stack
  • High-Converting Landing Pages: What 300+ Top Performers Have in Common
  • llms.txt, AI Crawlers, and GEO: A Practical Guide for Startup Sites
  • Lobsters vs Hacker News: Culture, Flags, and Research Etiquette
  • Mastodon and the Fediverse: Market Research Cautions for B2B Teams
  • Micro-SaaS Distribution: One Niche, Three Communities
  • RFP-Free “Enterprise Discovery”: What Mid-Market Buyers Say in Public
  • How to Monitor Trending Problems to Validate Startup Ideas (2026)
  • How to Submit Your SaaS to Needle Directory (Requirements & SEO)
  • Open Source Metrics vs Community Sentiment (Commercial OSS GTM)
  • PMF Interviews vs Community Evidence: When Each Misleads You
  • How to Write Positioning from Real Phrases (Not Generic AI Copy)
  • Pre-Launch Lead Generation: Find High-Intent Leads Before You Launch
  • Pre-Launch Waitlist Validation Using Public Threads Only
  • Pre-PMF User Discovery: Find Users Before You Build
  • Product Hunt Research Without Launching (Comments, Makers, Categories)
  • How Product Managers Should Triage Community Signal in One Hour
  • Reddit vs Hacker News vs Stack Overflow for B2B Discovery (“Best For” Map)
  • Reddit Rules 2026: Research and Outreach Compliance Checklist (Not Legal Advice)
  • Reddit Shadowbans and Customer Outreach: What Founders Should Know
  • Security SaaS: A Practical Checklist of Communities to Scan First
  • How 3 Founders Used Social Listening to Go from 0 → 100 Users
  • Social Listening for SaaS: How to Find Users Asking for Your Product
  • Social Listening for Lead Generation: How to Find Buyers Who Are Already Looking for You
  • Social Listening for Startups vs Enterprise Tools (Brandwatch, Sprout, etc.)
  • Social Listening vs Surveys vs User Interviews: When to Use Each
  • Startup Name & Brand Availability: Domain, Social Handles, and Search
  • The Ultimate Marketing Guide for Founders: How to Find Your First Users and Grow Without a Budget
  • The Validation Trap: We Were Both Looking for Permission That Was Never Coming
  • When Research Becomes Avoidance: How to Know When You Have Enough Signal to Act
  • Willingness to Pay: Phrase Patterns That Look Like WTP (But Aren’t)
  • Willingness to Pay: How to Spot Budget and Urgency in Public Conversations
  • YouTube Comments as Research: When They’re Signal vs Noise
  • What is Needle?
  • Who is Needle for?
  • Getting started with Needle
  • Guide: Find your first customers with Search
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  • Competitor Mention Tracking & Switching Intent
  • Trending Problems
  • LLM overview
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Buyer-intent search across Reddit, Hacker News, Stack Overflow, GitHub and 10+ public communities.

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Trigger custom lead workflows with Webhooks

Connect Needle to your custom software stack. Receive structured JSON payloads containing post content, platform data, and intent scores to trigger custom APIs, databases, or workflow engines.

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7-day trial. Cancel anytime.

JSON
Standard payload
HTTPS
Secure endpoint
<1s
Delivery latency
Unlimited
Custom setups

How it works

  1. 1

    Define endpoint

    Provide an HTTPS URL that accepts POST requests from Needle.

  2. 2

    Choose events

    Select which events (e.g. new high-intent lead found) trigger the webhook.

  3. 3

    Parse JSON payload

    Integrate the structured post metadata directly into your backend workflow.

Flexible automation for custom sales stacks

Bridge Needle intent signals to your internal databases and custom-built tooling.

1

Trigger custom automations

Connect webhooks to Make, n8n, or custom servers to trigger personalized outreach sequences.

2

Build internal lead scoring

Merge Needle's intent data with your own proprietary customer indicators to score outbound fit.

3

Automated database archival

Store mentions and customer pain points in your own server database for long-term sentiment research.

Webhook JSON Payload Preview

These are the kinds of posts our AI catches every day, automatically classified into actionable lead signals so you can respond instantly.

“{ "event": "lead.detected", "platform": "reddit", "intentScore": 95, "text": "Looking for a simple analytics tool...", "url": "https://reddit.com/..." }”

HTTPS POST Payload🔥 Hot Lead

FAQ

Are webhook payloads retried if my server is down?
Yes, Needle retries webhook deliveries with exponential backoff for up to 24 hours if your server returns a non-200 status.
Do you sign webhook requests?
Yes, each webhook contains a unique signature in the headers so you can verify the payload originated from Needle.
Notion integration →Airtable integration →

Connect Needle to Webhooks today

Start syncing high-intent leads and alerts directly into Webhooks. Needle automates the discovery so you can focus on closing deals.

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