Perplexity swaps GPT-6 Sol for GPT-6.1 Sol in Computer and Pro lineup
The model list entry in Perplexity's Computer and Pro plans was renamed from GPT-6 Sol to GPT-6.1 Sol; no other models, prices, or plan copy changed on the page.
Perplexity’s pricing page · Change Detected
WHY IT MATTERS
The real signal to watch isn't this swap but whether the cadence keeps tightening: sub-24-hour model refreshes becoming Perplexity's new normal would say more about how fast frontier checkpoints are turning over than about Perplexity's pricing itself. Watch whether rivals exposing a multi-model roster start matching that pace, or whether this velocity is what lets Perplexity claim the freshest lineup in the category.
BY THE NUMBERS
- 8 pricing-page changes in the last 90 days, about one every 11 days on average
- This swap lands just 1 day after the Sep 29 Claude Sonnet 5 to 5.5 upgrade
- 7 of Perplexity's 8 tracked changes since Jul 6 have been model-roster swaps
- Tracked since Jul 6, 2026 -- 13 pricing-page comparisons captured so far
THEIR RATIONALE
Perplexity hasn't stated a reason; the swap simply keeps the visible roster current with OpenAI's newest checkpoint. That fits the company's cadence: 8 pricing-page changes in the past 90 days, almost all of them model-lineup swaps rather than price or plan moves, arriving about every 11 days on average. This one lands just a day after Monday's Claude Sonnet 5 to Sonnet 5.5 upgrade, its tightest gap yet.
THE SIGNAL
For an aggregator like Perplexity, the model roster is the product pitch, so refreshing a label the moment a vendor ships a new checkpoint is table stakes rather than news on its own. The sharper read is the pace: seven of the company's eight tracked changes since July have been this same move, and the last two landed one day apart, the tightest gap yet. Feature-level tweaks like this are common across the index (154 in the past six months, spanning 136 companies), but few companies cycle their own model lineup as visibly, or as often, as Perplexity does.
IN CONTEXT
This is Perplexity's second model-roster swap in as many days, following Sep 29's jump from Claude Sonnet 5 to Sonnet 5.5, and its eighth pricing-page change since tracking began in July -- a run that includes swapping GPT-5.6 Terra for GPT-6 Sol on Sep 23 and bumping Gemini to 3.8 Flash on Sep 5. Seven of those eight changes have touched the AI model roster rather than price or plan structure, cutting the average 11-day gap between changes to under 24 hours this week. Across the index, feature-level changes like this are common -- 154 in the past six months across 136 companies -- but few companies churn their underlying model lineup as visibly, or as often, as Perplexity does.