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VC Intelligence Report

OpenWeather API

Developer Tools — A comprehensive weather API providing real-time conditions and forecasts worldwide, accessible t…
Developer Toolsfreemium
● Verified live
Verdict from HTTP liveness real
last probed Aug 26, 2026
Pulse 49.6 · 2/4
49.6
Pulse Index
2/4 families · real
0.0
30-day Δ
pulse momentum · real
16
HTTP probes
liveness history · real
8
Functional tags
observed attributes · real
Risk read derived from observed signals

Verified live by HTTP probe across 16 observations. Pulse has been flat over the last 30 days.

HTTP liveness

real
16 probes · Jun 16, 2026Aug 26, 2026aliveredirecteddeadunverified

Signal telemetry

4 families · 2 observed · observed only
Liveness probereal
alive in 100% of 16 probesavg response 1369 ms
Developer tractionchecked · none
No public repository linked — GitHub signals are not tracked for this product.
Press & sentimentchecked · none
No coverage found in the tracked press corpus. Absence of press is itself a signal at this stage.
Web footprintreal
resolved host
openweathermap.org
edge
direct origin
server
not reported
Tranco rank
#4,239
Domain age & certificate data not yet collected

Analyst read

generated from the observed metrics above · no external narrative

OpenWeather API's listed site resolved live when we last probed it on Aug 26, 2026, so we mark it verified alive. Its Pulse Index is 49.6 of 100, built from 2 of 4 observed signal families. Observed footprint: 8 functional tags. It has no curated competitive-alternative edges yet, so the comparable set below is functional tag-similarity — read it with the confidence flags.

Comparable set

curated alternatives → functional tag-similarity
CompanyBasisOverlapPulse30d ΔStatus
People Data Labsdev-toolssimilar88%45.20.0● live
Remotive Jobs APIdev-toolssimilar88%16.00.0→ redirected
SunriseSunset.iodev-toolssimilar88%45.00.0● live
Spotify Web APIdev-toolssimilar78%40.00.0● live
GetBlockdev-toolssimilar78%47.50.0● live
proxycheck.iodev-toolssimilar78%48.50.0● live
Free disposable email address detection APIdev-toolssimilar78%16.90.0→ redirected
Reqresdev-toolssimilar78%8.00.0— unverified

Confidence reflects source and category coherence: curated = an editorially linked alternative; similar = strong functional tag-overlap in the same category; tag-overlap = shared tags only and may be noisy. Overlap is the shared functional-tag ratio (Jaccard) for tag-matched rows. Pulse is the observed-activity index real and 30d Δ its signed month change; a dash means insufficient observed history, never zero.

Structure

observed attributes
Business modelfreemium
Liveness tierquiet
Competitive alternativesnone linked
Open sourceNo
Public APINo
Free tierNo
Enterprise tierNo

Funding & team

not in source

No disclosed funding in our sources. Funding data covers only ~1% of the corpus (462 rounds across 79K products), so absence here is unknown, not zero— we don't estimate a number we can't source.

RAW TELEMETRY last 14 probes
PROBEDHTTPORIGIN → RESOLVEDSERVERMSVERDICT
2026-08-26 09:50Z200openweathermap.org1627alive
2026-08-18 12:45Z200openweathermap.orgnginx/1.30.11931alive
2026-08-10 00:56Z200openweathermap.orgnginx/1.30.1523alive
2026-08-08 05:32Z200openweathermap.orgnginx/1.30.11179alive
2026-08-03 15:25Z200openweathermap.orgnginx/1.30.11774alive
2026-07-30 17:08Z200openweathermap.orgnginx/1.30.1842alive
2026-07-18 15:04Z200openweathermap.orgnginx/1.30.1581alive
2026-07-15 09:39Z200openweathermap.orgnginx/1.30.12046alive
2026-07-09 10:35Z200openweathermap.orgnginx/1.30.11456alive
2026-07-04 03:47Z200openweathermap.orgnginx/1.30.11155alive
2026-06-21 19:29Z200openweathermap.orgnginx/1.30.1452alive
2026-06-21 19:29Z200openweathermap.orgnginx/1.30.11810alive
2026-06-20 11:20Z200openweathermap.orgnginx/1.30.11986alive
2026-06-19 08:50Z200openweathermap.orgnginx/1.30.11799alive
Full redirect chains, response headers, and DNS records are not captured by the current probe.
Launch Sentinel tear sheet · OpenWeather API · as of 2026-08-28 · launchsentinel.com/reports/openweather-api · liveness, pulse and press figures are observed data with provenance shown per panel.