Named by 3 of 4 assistants
Best Sales Tax Compliance according to AI
How ChatGPT, Gemini, Claude and Perplexity rank sales tax compliance software in the Edition 7 snapshot for Week 34, August 23, 2026: 13 products named across 4 core questions, backed by 104 sources cited and 384 mentions.
| Rank | The canonical software product Cooper identified in the assistants’ answers. | A 1–100 score for how strongly tracked AI assistants recommend the product in this category and question scope. Higher is better. | The product’s position within ChatGPT’s answers for the selected buyer-question view. Lower numbers are better. | The product’s position within Gemini’s answers for the selected buyer-question view. Lower numbers are better. | The product’s position within Claude’s answers for the selected buyer-question view. Lower numbers are better. | The product’s position within Perplexity’s answers for the selected buyer-question view. Lower numbers are better. | Distinct publisher domains behind the verified cited pages for this product, across every buyer question this week. | Distinct cited pages Cooper verified as naming or representing the product, across every buyer question this week. | The change in ranking position since the previous weekly snapshot. New means there was no prior position. |
|---|---|---|---|---|---|---|---|---|---|
| 90 | 1 | 1 | 3 | 1 | 20 | 38 | No change | ||
| 42 | 3 | 3 | 1 | - | 14 | 30 | No change | ||
| 39 | 2 | 7 | 2 | - | 1 | 5 | No change | ||
| 4 | 16 | 4 | - | - | 2 | 3 | 4 | Up 10 positions | |
| 5 | 15 | 5 | - | 4 | - | 2 | 2 | Up 8 positions | |
| 6 | 14 | 8 | 8 | 5 | 8 | 5 | 10 | Down 1 position | |
| 7 | 13 | - | 2 | - | - | 4 | 8 | Down 1 position | |
| 8 | 10 | - | 4 | 6 | 3 | 18 | 31 | Down 4 positions | |
| 9 | 9 | 6 | - | - | - | 6 | 12 | Down 2 positions | |
| 10 | 8 | 7 | - | - | - | 3 | 3 | New This Week | |
| 11 | 7 | 9 | - | - | 4 | 14 | 25 | New This Week | |
| 12 | 5 | - | 5 | - | - | 2 | 3 | New This Week | |
| 13 | 4 | - | 6 | - | - | 1 | 2 | New This Week | |
| 14 | 2 | - | - | 7 | - | 5 | 6 | New This Week | |
| 15 | 2 | - | - | 8 | - | 3 | 3 | New This Week | |
| 16 | 1 | - | - | - | 5 | 27 | 58 | Down 5 positions | |
| 17 | 1 | - | - | - | 6 | 27 | 50 | Down 8 positions | |
| 18 | 1 | - | - | - | 7 | 22 | 39 | Down 6 positions |
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This Edition’s News
Reporting from Cooper’s Edition 7 software recommendation index.
Index Update
All 80 Software Categories Split by Buyer Intent as 30 Best Leaders Change
The current edition maps 2,915 ranked products, 9,292 Sources and 37,841 Mentions, with four different leaders in 51 categories and a changed Best leader in 30.
Rising AIQ
Eight Rising Software Signals With the Broadest Assistant Reach This Week
The current Rising AIQ report selects one category-local signal per hub, showing where assistant breadth supports an emerging-product answer and where the agreement stops.
Category Report
Finance Software Pairs Clear Best Winners With Four-Way Intent Splits
The current Finance report finds decisive Best reference points, but every category changes leader when the buying question changes.