Tomorrow’s Tech Treepowered by Astra

Social Media & Online Communities · Projected milestone

Most posts written by AI

Estimated year~2027

59% by 2032 · including earlier years

The year is an editorial timing estimate. The percentage applies to occurrence by the stated deadline. These estimates are not calibrated odds.

More than half of new posts and comments on big social platforms are written or generated by AI accounts and tools.

Explore this milestone on the interactive map

What the forecast means

Milestone stage: milestone (legacy definition)

Completion criteria: Legacy milestone: refine the observable threshold before resolving.

This page describes a forecast, rather than an achieved result. Read the methodology and assumptions.

Built on

Led to

No connections of this kind are recorded.

Sources & evidence

No individual source links are recorded for this milestone. Source coverage and review status vary across the atlas.

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.