Sendoso vs Lob
Nine of fourteen models named Sendoso first on the direct prompt; zero named Lob. Sendoso was named by fourteen of the fourteen models and Lob by ten and Sendoso carries 67 labels and Lob 18, 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 direct mail and gifting platforms page.
By framing
SendosoFirst choices, of fourteen modelsLob
Across every category in the October 2026 Edition, Sendoso and Lob were named in the same answer 161 times, of the 323 answers naming Sendoso and the 294 naming Lob. In those answers Lob took the first choice forty-eight times and Sendoso twenty-six.
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 | | | | |
Sendoso Lob first choice named as an alternative argued againstblank: not namedEach cell is one answer, Sendoso on the left and Lob on the right.The direct prompt
Sendoso first, Lob not the choice
9 of 14 modelsLob 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
2 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
What the models said about Sendoso
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of six in this category shown.
“High platform fees: $15K–$100K+ annually before any gift spend ... Locked annual contracts with rising total costs” Kimi K2 · negative prompt · hard negative
“Biggest Red Flag: Non-Refundable Deposits ... Be extremely careful with the contract's prepaid funds clause.” DeepSeek V4 Flash · negative prompt · hard negative
“Sendoso is described as the world's first "sending platform" that helps companies send, track, and manage physical gifts and direct mail at scale” MiniMax M2.5 · comparative prompt · first choice
“The most comprehensive B2B corporate gifting and direct mail platform, now the category consolidator after acquiring Alyce and Postal.” Mistral Small · comparative prompt · first choice
“Market leader. 165+ countries, 90+ CRM/martech integrations... Sendoso = enterprise heavyweight with broadest integrations” DeepSeek V4 Flash · comparative prompt · first choice
What the models said about Lob
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. One of one in this category shown.
“Avoid pure mail-only (e.g., Lob, PostGrid) if gifting is key.” Grok 4.1 Fast · direct prompt · hard negative
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.