PostGrid vs Reachdesk
One of fourteen models named PostGrid first on the direct prompt; one named Reachdesk. PostGrid was named by thirteen of the fourteen models and Reachdesk by twelve and PostGrid carries 38 labels and Reachdesk 25, so the shares are not directly comparable.
Named in two categories this edition.
Named in three categories this edition.
Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the print page.
By framing
PostGridFirst choices, of fourteen modelsReachdesk
Across every category in the October 2026 Edition, PostGrid and Reachdesk were named in the same answer sixty-five times, of the 170 answers naming PostGrid and the 231 naming Reachdesk. In those answers Reachdesk took the first choice six times and PostGrid eight.
Every model, every framing
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | | | | |||
| GPT-5.4 mini | | |||||
| Gemini 3.5 Flash | | | | | | |
| Perplexity Sonar | | | | | ||
| Grok 4.1 Fast | | | | |||
| Mistral Small | | |||||
| DeepSeek V4 Flash | | | ||||
| Llama 4 Maverick | ||||||
| Qwen 3.7 Flash | ||||||
| Kimi K2 | | | ||||
| GLM 4.7 FlashX | | | | | | |
| MiniMax M2.5 | | | | | ||
| GPT-6 Luna | | | | |||
| Muse Glimmer 30B | | | | | |
PostGrid Reachdesk first choice named as an alternative argued againstblank: not namedEach cell is one answer, PostGrid on the left and Reachdesk on the right.The direct prompt
PostGrid first, Reachdesk an alternative
1 of 14 modelsReachdesk was named in the answer but not as the choice, or not at all.Reachdesk first, PostGrid an alternative
1 of 14 modelsPostGrid was named in the answer but not as the choice, or not at all.Neither was the first choice, one was named
3 of 14 modelsThe answer put something else first and named one of the two as an alternative.Neither was named
9 of 14 modelsThe answer made no first choice from these two in this category.Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.
By buyer segment
PostGrid2%#7 of 10Reachdesk2%#8 of 10What the models said about PostGrid
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of seven in this category shown.
“here are the direct mail automation platforms you should avoid or approach with caution... 2. PostGrid ... Faulty tracking” Kimi K2 · negative prompt · hard negative
“Postgrid is frequently cited in reviews for having significant operational flaws, leading to a low Trustpilot rating of 2.9/5.” GLM 4.7 FlashX · negative prompt · hard negative
“Platforms to Approach with Caution or Avoid: PostGrid ... Best Avoid If: You need reliable support, tracking, or non-US mailing.” Grok 4.1 Fast · negative prompt · hard negative
“PostGrid and Lob are strongest for pure direct mail automation, with PostGrid favored for API-centric workflows and Lob for marketing team usability.” MiniMax M2.5 · comparative prompt · first choice
“PostGrid is the safest "best direct mail automation platform" pick for a mid-market B2B company” Perplexity Sonar · direct prompt · first choice
“with PostGrid and Lob most often cited for API-first print-and-mail automation” Perplexity Sonar · comparative prompt · first choice
What the models said about Reachdesk
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Two of two in this category shown.
“Reachdesk is mentioned as a platform to avoid for high-volume direct mail automation” Mistral Small · negative prompt · hard negative
“Reachdesk has emerged as the premier choice for scaling mid-market B2B organizations that want deep integration, global reach, and reliable ROI without the white-glove price tag of Enterprise Sendoso.” Gemini 3.5 Flash · direct prompt · first choice
Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.