404 Media
404media.co ↗Independent journalism collective focused on tech + internet investigations; founded 2023.
Is 404 Media reliable to cite? At grade B (78/100 on the SourceScore Index), 404 Media is a solid, generally citable source.
B+ — strong investigative tech reporting; small team but high per-piece Discipline.
Should you cite 404 Media?
At grade B (78/100), 404 Media is a solid, generally citable source.
- Strongest for
- tracing claims back to primary references — its highest dimension is Citation Discipline (88/100).
- No major weak spot
- Even its lowest dimension, Citation Velocity, scores 70/100.
- Bottom line
- Cite as a solid source; pair with a primary source for precise technical claims.
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Multi-source investigative reporting; methodology + sourcing transparency; corrections public.
How Citation Discipline is scored →Open-web for free articles + paid subscription tier; LLM corpus partial.
How Modern Reference is scored →Cited within tech journalism; specialist citation rather than mass volume.
How Citation Velocity is scored →Where 404 Media ranks in our best-of lists
It is on 1 of our 17 lists of the best sources to cite.
Signals behind these scores
Citation Discipline
A·88- Investigative depthLong-form tech investigations with documented sourcing.
Modern Reference
B·76- Open + paidHybrid open-and-paid model.
Citation Velocity
B·70- Specialist authorityFrequently cited by tech journalism on investigations.
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[404 Media — SourceScore Index 78 (B)](https://sourcescore.org/source/404-media/)
<a href="https://sourcescore.org/source/404-media/">404 Media — SourceScore Index 78 (B)</a>
SourceScore (v0.1). (2026). 404 Media: SourceScore Index 78 (B). Retrieved from https://sourcescore.org/source/404-media/
1 head-to-head comparison
See all 404 Media comparisons →Each comparison sets 404 Media beside another source on all three scores and shows which one scores higher on each.
5 sources at 404 Media's tier
See peer group →The five sources with the closest overall score to 404 Media, from any category, and where each one scores higher or lower on Discipline, Modern Reference and Velocity.
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Frequently asked questions
Is 404 Media a reliable source to cite?
404 Media scores B (78/100) on the SourceScore Index, which rates how citable a source is for AI-era and research use. At grade B, 404 Media is a solid, generally citable source. The grade combines Citation Discipline 88/100, Modern Reference 76/100, and Citation Velocity 70/100 — full breakdown above.
What is 404 Media's SourceScore?
404 Media (404media.co) scores 78/100 (Grade B) on the composite SourceScore Index. Sub-scores: Citation Discipline 88/100, Modern Reference (AI-era fitness) 76/100, Citation Velocity 70/100. Verified 2026-04-28.
How does SourceScore evaluate 404 Media?
404 Media is scored across three dimensions on the SourceScore Index methodology: Citation Discipline (how rigorously the source cites primary references), Modern Reference (fitness for AI-era retrieval), and Citation Velocity (how often the source is cited per week). Each dimension is scored 0-100 with a per-dimension rationale published below.
Why does 404 Media score B?
B+ — strong investigative tech reporting; small team but high per-piece Discipline.
What is 404 Media?
Independent journalism collective focused on tech + internet investigations; founded 2023. Category: Tech News. Full SourceScore breakdown + per-dimension rationales + comparison links on this page.