Automatically surface the small number of claims that actually need attention — and add shared context without bans or takedowns.
Machines surface
flashpoints
Humans provide
context with AI assistance
Communities
decide
Moderation costs and operational complexity are rising across online platforms
Many disputes involve contested claims that require context, evidence, and interpretation
Enforcement-heavy moderation often suppresses conversation without resolving disagreement
Contributors write notes explaining disputed claims
Structured workflows help ensure notes are evidence-based and balanced
Outcomes depend on agreement across people who normally disagree — not simple majority vote
32%
of authors delete or revise posts after a Community Note appears.
~97%
accuracy in independent evaluation of Community Notes addressing vaccine misinformation.
Cross-perspective agreement
required — notes only appear when contributors who normally disagree rate them helpful.
These results suggest that adding context can often resolve disputes more effectively than removing content.
Extends the Community Notes approach across online platforms
Community participation expands moderation capacity beyond internal teams
In many cases, community contributions scale moderation more efficiently than AI or internal review
AI assistance helps contributors research and draft notes faster
Detect contested claims
As discussions escalate, Open Notes surfaces the claims that need attention.
Draft notes with AI
Contributors research and write notes faster with AI assistance.
Attach context inline
Notes appear directly alongside the original claim or post.
Bridge consensus
Bridging algorithms surface notes trusted across disagreement, reducing bias and brigading.
Resolve disputes without relying solely on enforcement or suppressing speech
Preserve — and often increase — engagement by allowing conversations to continue with added context
Produce moderation outcomes that are more transparent and credible
Moderation capacity scales beyond internal teams.
Disputes can be resolved without suppressing speech.
Agreement across disagreement reduces bias and brigading.
Build trust in your server without slowing growth or shutting conversations down.
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