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ListChirp
Powerful customer data to grow your business
verified Jul 13, 2026 · HTTP 200
CohortClass of 2018What it is
Powerful customer data to grow your business. — ListChirp is a data science company offering APIs and flat files for customer intelligence. Use our products and associated database of 1.2 billion unique person records to build enriched or new person profiles into your apps, products, and tools. [Customer Success, Data & Analytics, Data]
HTTP liveness
21 probes since May 25May 25Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- May 25, 2026First probe — liveAlive · 200 OK
Moat
Data moat
moderate
moderate · 0.90 confidence
Text classification · Jun 2026
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Pulse Indexobserved activity
21 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2018weekly
2,435 products launched in 2018 · 100% still active
2,425 active10 sunset
Still active
100%
Median lifespan
4.9y