36% of first choices, contested.
Every product with at least 10 labels here, on both axes. The 30% line names a quadrant, not the verdict above: that one needs more than 40%.
“Many companies rely upon Excel for calculating their provision for income taxes, but many limitations exist when trying to use Excel to accurately calculate income taxes under ASC 740.” Claude Haiku 4.5, negative prompt
“Enterprise Options to AVOID on a Limited Budget | Thomson Reuters ONESOURCE | $200K–$2M+/year” Kimi K2, budget prompt
“Avoid for Limited Budgets ... Corptax (Wolters Kluwer): Average deal sizes are ~$80k\u2013$130k” Qwen 3.7 Flash, budget prompt
“Avoid: Longview, ONESOURCE, Workiva, Oracle Tax Reporting, and Corptax.” DeepSeek V4 Flash, budget prompt
67 of 72 answers in this category came back with a source list, from 12 of 12 models: citations where the model returns them, or the search results it consulted. 1040 links across 201 sites, every framing counted. Ranked by the number of answers carrying the site or page.
The ten pages named in the most answers, by full address. A page here is one the models returned with a recommendation, not one the index endorses.
| Company and products | Share | Own site cited | Name searches, Google | AI search demand, est. | Organic visits | Paid search a month, est. | Google ads, last 30 days | Best Google position |
|---|---|---|---|---|---|---|---|---|
| Thomson Reuters thomsonreuters.com Thomson Reuters ONESOURCE Tax Provision 36%, Thomson Reuters ONESOURCE Income Tax 5% | 40% | 149 | 20 | 0 | 3,055,379 company | $313 | 120 | 2 |
| Bloomberg Tax bloombergtax.com Bloomberg Tax Provision 10% | 10% | 99 | 90 | 0 | 189,229 company | 37 | 1 | |
| Longview longviewsystems.com Longview Tax 7% | 7% | 115 | 50 | 59 | 1,157 company | |||
| Exactera Tax Provision exactera.com | 7% | 16 | 0 | 725 | 0 | |||
| Avalara avalara.com | 7% | 68 | 27,100 | 703 | 2,604,517 | $21,470 | 108 | |
| OneStream onestream.com | 5% | 553 | 12,100 | 703 | 32,233 | $36 | 120 | 1 |
| Taxfyle taxfyle.com | 2% | 21 | 1,900 | 29 | 149,543 | 11 | ||
| TaxAct Business taxact.com | 2% | 43 | 1,900 | 18 | 3,279,089 | $27 | 99 | |
| Microsoft Excel microsoft.com | 2% | 148 | 135,000 | 4,387 | 145,358,109 | $12,455 | 103 | |
| Tax Series taxtechnologies.com | 2% | 2 |
Google's top ten for the three searches hold 15 sites; 4 of them are among the sites the models cited here (cbh.com, gartner.com, pro.bloombergtax.com, tax.thomsonreuters.com). The first result for “best corporate tax provision software” is theaccessgroup.com.
| Prompt | Model | Version string | Time (UTC) | Searched | Sources | Latency |
|---|---|---|---|---|---|---|
| Direct recommendation | Claude Haiku 4.5 | claude-haiku-4-5-20251001 | 2026-09-17 20:42 | yes | 9 | 8 s |
| Direct recommendation | GPT-5.4 mini | gpt-5.4-mini-2026-03-17 | 2026-09-17 20:34 | yes | 4 | 5 s |
| Direct recommendation | Gemini 3.5 Flash | gemini-3.5-flash | 2026-09-17 18:21 | yes | 17 | 24 s |
| Direct recommendation | Perplexity Sonar | sonar | 2026-09-17 19:12 | yes | 12 | 7 s |
| Direct recommendation | Grok 4.20 | spacexai/grok-4.1-fast-non-reasoning via vertex (asked for grok-4.20-non-reasoning; the API answered as this version) | 2026-09-17 20:39 | yes | 28 | 22 s |
| Direct recommendation | Mistral Small | mistral/mistral-small via mistral | 2026-09-17 19:16 | yes | 13 | 9 s |
| Direct recommendation | DeepSeek V4 Flash | deepseek/deepseek-v4-flash via fireworks | 2026-09-17 18:08 | yes | 18 | 21 s |
| Direct recommendation | Llama 4 Maverick | meta/llama-4-maverick via bedrock | 2026-09-17 21:08 | yes | 5 | 3 s |
| Direct recommendation | Qwen 3.7 Flash | alibaba/qwen3.7-flash via alibaba | 2026-09-17 20:52 | yes | 12 | 46 s |
| Direct recommendation | Kimi K2 | moonshotai/kimi-k2 via novita | 2026-09-17 20:06 | yes | 11 | 37 s |
| Direct recommendation | GLM 4.7 FlashX | zai/glm-4.7-flashx via zai | 2026-09-17 21:07 | yes | 18 | 42 s |
| Direct recommendation | MiniMax M2.5 | minimax/minimax-m2.5 via minimax | 2026-09-17 18:36 | yes | 6 | 19 s |
| Paraphrase | Claude Haiku 4.5 | claude-haiku-4-5-20251001 | 2026-09-17 20:05 | no | 0 | 4 s |
| Paraphrase | GPT-5.4 mini | gpt-5.4-mini-2026-03-17 | 2026-09-17 20:58 | yes | 3 | 5 s |
| Paraphrase | Gemini 3.5 Flash | gemini-3.5-flash | 2026-09-17 19:42 | yes | 27 | 26 s |
| Paraphrase | Perplexity Sonar | sonar | 2026-09-17 21:01 | yes | 20 | 6 s |
| Paraphrase | Grok 4.20 | spacexai/grok-4.1-fast-non-reasoning via vertex (asked for grok-4.20-non-reasoning; the API answered as this version) | 2026-09-17 18:08 | yes | 31 | 16 s |
| Paraphrase | Mistral Small | mistral/mistral-small via mistral | 2026-09-17 19:24 | yes | 5 | 3 s |
| Paraphrase | DeepSeek V4 Flash | deepseek/deepseek-v4-flash via fireworks | 2026-09-17 19:52 | yes | 24 | 20 s |
| Paraphrase | Llama 4 Maverick | meta/llama-4-maverick via bedrock | 2026-09-17 19:31 | yes | 5 | 2 s |
| Paraphrase | Qwen 3.7 Flash | alibaba/qwen3.7-flash via alibaba | 2026-09-17 19:37 | yes | 13 | 89 s |
| Paraphrase | Kimi K2 | moonshotai/kimi-k2 via novita | 2026-09-17 18:16 | yes | 26 | 33 s |
| Paraphrase | GLM 4.7 FlashX | zai/glm-4.7-flashx via zai | 2026-09-17 19:46 | yes | 11 | 39 s |
| Paraphrase | MiniMax M2.5 | minimax/minimax-m2.5 via minimax | 2026-09-17 19:06 | yes | 5 | 20 s |
| Comparative | Claude Haiku 4.5 | claude-haiku-4-5-20251001 | 2026-09-17 20:55 | yes | 9 | 6 s |
| Comparative | GPT-5.4 mini | gpt-5.4-mini-2026-03-17 | 2026-09-17 18:25 | yes | 4 | 8 s |
| Comparative | Gemini 3.5 Flash | gemini-3.5-flash | 2026-09-17 19:39 | yes | 28 | 33 s |
| Comparative | Perplexity Sonar | sonar | 2026-09-17 21:04 | yes | 20 | 12 s |
| Comparative | Grok 4.20 | spacexai/grok-4.1-fast-non-reasoning via vertex (asked for grok-4.20-non-reasoning; the API answered as this version) | 2026-09-17 20:12 | yes | 21 | 15 s |
| Comparative | Mistral Small | mistral/mistral-small via mistral | 2026-09-17 18:11 | yes | 12 | 10 s |
| Comparative | DeepSeek V4 Flash | deepseek/deepseek-v4-flash via fireworks | 2026-09-17 18:47 | yes | 20 | 40 s |
| Comparative | Llama 4 Maverick | meta/llama-4-maverick via bedrock | 2026-09-17 18:17 | yes | 5 | 3 s |
| Comparative | Qwen 3.7 Flash | alibaba/qwen3.7-flash via alibaba | 2026-09-17 19:25 | yes | 9 | 25 s |
| Comparative | Kimi K2 | moonshotai/kimi-k2 via novita | 2026-09-17 17:59 | yes | 9 | 27 s |
| Comparative | GLM 4.7 FlashX | zai/glm-4.7-flashx via zai | 2026-09-17 21:08 | yes | 26 | 60 s |
| Comparative | MiniMax M2.5 | minimax/minimax-m2.5 via minimax | 2026-09-17 20:14 | yes | 23 | 61 s |
| Budget constrained | Claude Haiku 4.5 | claude-haiku-4-5-20251001 | 2026-09-17 20:36 | yes | 26 | 12 s |
| Budget constrained | GPT-5.4 mini | gpt-5.4-mini-2026-03-17 | 2026-09-17 19:11 | yes | 4 | 7 s |
| Budget constrained | Gemini 3.5 Flash | gemini-3.5-flash | 2026-09-17 18:14 | yes | 18 | 31 s |
| Budget constrained | Perplexity Sonar | sonar | 2026-09-17 19:13 | yes | 20 | 5 s |
| Budget constrained | Grok 4.20 | spacexai/grok-4.1-fast-non-reasoning via vertex (asked for grok-4.20-non-reasoning; the API answered as this version) | 2026-09-17 20:33 | yes | 35 | 21 s |
| Budget constrained | Mistral Small | mistral/mistral-small via mistral | 2026-09-17 18:50 | yes | 14 | 8 s |
| Budget constrained | DeepSeek V4 Flash | deepseek/deepseek-v4-flash via fireworks | 2026-09-17 17:58 | yes | 24 | 37 s |
| Budget constrained | Llama 4 Maverick | meta/llama-4-maverick via bedrock | 2026-09-17 18:43 | yes | 6 | 3 s |
| Budget constrained | Qwen 3.7 Flash | alibaba/qwen3.7-flash via alibaba | 2026-09-17 19:53 | yes | 25 | 106 s |
| Budget constrained | Kimi K2 | moonshotai/kimi-k2 via novita | 2026-09-17 19:08 | yes | 26 | 29 s |
| Budget constrained | GLM 4.7 FlashX | zai/glm-4.7-flashx via zai | 2026-09-17 19:01 | yes | 27 | 274 s |
| Budget constrained | MiniMax M2.5 | minimax/minimax-m2.5 via minimax | 2026-09-17 20:44 | yes | 14 | 31 s |
| Scale constrained | Claude Haiku 4.5 | claude-haiku-4-5-20251001 | 2026-09-17 19:11 | no | 0 | 7 s |
| Scale constrained | GPT-5.4 mini | gpt-5.4-mini-2026-03-17 | 2026-09-17 20:05 | no | 0 | 9 s |
| Scale constrained | Gemini 3.5 Flash | gemini-3.5-flash | 2026-09-17 21:54 | yes | 18 | 53 s |
| Scale constrained | Perplexity Sonar | sonar | 2026-09-17 20:38 | yes | 20 | 13 s |
| Scale constrained | Grok 4.20 | spacexai/grok-4.1-fast-non-reasoning via vertex (asked for grok-4.20-non-reasoning; the API answered as this version) | 2026-09-17 20:57 | yes | 13 | 11 s |
| Scale constrained | Mistral Small | mistral/mistral-small via mistral | 2026-09-17 20:39 | no | 0 | 9 s |
| Scale constrained | DeepSeek V4 Flash | deepseek/deepseek-v4-flash via fireworks | 2026-09-17 20:08 | yes | 18 | 21 s |
| Scale constrained | Llama 4 Maverick | meta/llama-4-maverick via bedrock | 2026-09-17 20:57 | yes | 5 | 3 s |
| Scale constrained | Qwen 3.7 Flash | alibaba/qwen3.7-flash via alibaba | 2026-09-17 20:06 | no | 0 | 28 s |
| Scale constrained | Kimi K2 | moonshotai/kimi-k2 via novita | 2026-09-17 18:05 | yes | 12 | 29 s |
| Scale constrained | GLM 4.7 FlashX | zai/glm-4.7-flashx via zai | 2026-09-17 19:15 | yes | 28 | 74 s |
| Scale constrained | MiniMax M2.5 | minimax/minimax-m2.5 via minimax | 2026-09-17 20:53 | yes | 10 | 19 s |
| Negative framing | Claude Haiku 4.5 | claude-haiku-4-5-20251001 | 2026-09-17 20:33 | yes | 18 | 9 s |
| Negative framing | GPT-5.4 mini | gpt-5.4-mini-2026-03-17 | 2026-09-17 19:15 | yes | 6 | 6 s |
| Negative framing | Gemini 3.5 Flash | gemini-3.5-flash | 2026-09-17 20:05 | yes | 15 | 28 s |
| Negative framing | Perplexity Sonar | sonar | 2026-09-17 18:06 | yes | 20 | 7 s |
| Negative framing | Grok 4.20 | spacexai/grok-4.1-fast-non-reasoning via vertex (asked for grok-4.20-non-reasoning; the API answered as this version) | 2026-09-17 20:37 | yes | 29 | 15 s |
| Negative framing | Mistral Small | mistral/mistral-small via mistral | 2026-09-17 19:02 | yes | 5 | 5 s |
| Negative framing | DeepSeek V4 Flash | deepseek/deepseek-v4-flash via fireworks | 2026-09-17 18:33 | yes | 26 | 26 s |
| Negative framing | Llama 4 Maverick | meta/llama-4-maverick via bedrock | 2026-09-17 18:23 | yes | 9 | 5 s |
| Negative framing | Qwen 3.7 Flash | alibaba/qwen3.7-flash via alibaba | 2026-09-17 19:14 | yes | 5 | 27 s |
| Negative framing | Kimi K2 | moonshotai/kimi-k2 via novita | 2026-09-17 20:21 | yes | 10 | 53 s |
| Negative framing | GLM 4.7 FlashX | zai/glm-4.7-flashx via zai | 2026-09-17 18:07 | yes | 14 | 78 s |
| Negative framing | MiniMax M2.5 | minimax/minimax-m2.5 via minimax | 2026-09-17 20:40 | yes | 11 | 44 s |
Every judgment call made between the raw labels and the numbers above, listed so it is visible and reversible.
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