“Platforms to Avoid on a Tight Budget- **Lob** — Great API, but the **$260–550/month** platform fee” DeepSeek V4 Flash, budget prompt
“Platforms to Avoid on a Tight Budget ... **Postgrid** — Cheaper API alternative ($0–99/mo), but pricing is often quote-based” DeepSeek V4 Flash, budget prompt
“Platforms with Significant Concerns ... Sendoso (and Postal.io - now acquired by Sendoso) Key Red Flags: Non-refundable prepaid balances that expire” Kimi K2, negative prompt
“Broken/misleading delivery tracking... their website is simply not working properly” DeepSeek V4 Flash, negative prompt
22 of 72 answers in this category came back with a source list, from 4 of 6 models: citations where the model returns them, or the search results it consulted. 6 of those lists are Google grounding redirects that name no site and are left out of the counts. 196 links across 62 sites, every framing counted. Ranked by the number of answers carrying the site or page. The other 2 models searched through a gateway that returned no source list on this edition.
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.
| Prompt | Model | Version string | Time (UTC) | Searched | Sources | Latency |
|---|
Every judgment call made between the raw labels and the numbers above, listed so it is visible and reversible.