ChatGPT vs Perplexity
ChatGPT has a steadier constraint history on usage limits, transparency; Perplexity steadier on model availability.
Constraint stability only — pricing, limits, model availability, transparency. Not a capability comparison.
01 / SIDE-BY-SIDE
| Tool | Verdict | Pricing | Limits | Models | Transparency | 90d | Last change |
|---|---|---|---|---|---|---|---|
| ChatGPT | Stable | Stable100 | Stable99 | Stable92 | Stable100 | 1 | New $100 Pro mid-tier (Apr 2026) |
| Perplexity | Watch | Stable100 | Volatile56 | Stable100 | Volatile56 | 1 | Promo-account queries throttled (May 2026) |
02 / RECENT CHANGES
ChatGPT
1 change in the last 90 days
Latest: New $100 Pro mid-tier (Apr 2026)
Perplexity
1 change in the last 90 days
Latest: Promo-account queries throttled (May 2026)