Brandwave

Seldon vs vLLM:Which is more popular?

In September 2026, vLLM had more branded searches than Seldon among model serving platforms worldwide. vLLM had about 135,000 branded searches, while Seldon had 8,100. vLLM made up 51.9% of all model serving platform searches we track, and Seldon accounted for 3.1%. When we asked ChatGPT and Google AI Overviews about model serving platforms, vLLM appeared in three of the five answers and Seldon in none.

Among model serving platforms worldwide in September 2026

Who do people search for more?

vLLM, about 17 searches for every 1 for Seldon

vLLM 135K searchesSeldon 8.1K searches

Who does AI mention more?

vLLM, mentioned in 3 of 5 answers, Seldon in 0

vLLM in 3 of 5Seldon in 0 of 5

Who does AI recommend more?

vLLM, the only one of the two named

vLLM first in 3Seldon never named

Follow Seldon vs vLLM and get free monthly updates on what changed

By continuing you'll get index updates and occasional product news from Brandwave. Unsubscribe any time. Privacy

Track your brand against a rival →

Top model serving platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, vLLM was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Seldon did not appear in any of the five answers.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. NVIDIA Triton Inference Server1st
  2. vLLM2nd
  3. KServe3rd
  4. TensorFlow Serving4th
  5. TorchServe5th
  6. Baseten6th
  7. Modal7th
  8. Ray Serve8th
  9. BentoML9th
  10. +1 more
  11. Seldon–

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Amazon SageMaker4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • KServe4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Ray Serve4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • NVIDIA Triton Inference Server4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • vLLM3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • BentoML3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Baseten2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • Modal2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • TorchServe2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Seldon0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

+1 more

See every answer about model serving platforms

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.

Is Seldon or vLLM more popular in search?

This chart shows how often people search Google for Seldon and vLLM by name. Each line represents a brand's share of searches for all 11 model serving platforms we track, month by month, from English-language searches worldwide.

Seldon and vLLM among model serving platforms worldwide, by month

Share of searches by month for vLLM, Seldon. The figures are in the table below the chart.

View monthly share of searches table
MonthvLLMBasetenAmazon SageMakerSeldonModalKServeRay ServeNVIDIA Triton Inference ServerBentoMLTorchServeTensorFlow Serving
Oct 202552.2%7%25.5%3.8%1.6%2.6%1.7%2.8%1.7%0.62%0.39%
Nov 202554.2%7.3%23%4%1.3%2.7%2.2%2.6%1.8%0.64%0.35%
Dec 202555%6%23.4%4%1.3%2.7%2.2%2.6%1.8%0.5%0.36%
Jan 202653.7%10.8%20.6%3.9%1.6%2.6%2.1%2.6%1.4%0.4%0.29%
Feb 202657.7%7.7%20.1%3.5%1.8%2.3%1.9%2.5%1.9%0.38%0.25%
Mar 202659.5%8%18.7%3.6%1.7%2.4%1.9%2.3%1.3%0.36%0.26%
Apr 202665.9%7.3%15.4%2.7%1.8%2.2%1.4%1.7%1.2%0.29%0.19%
May 202661%10%15.7%3%2.7%2.4%1.6%2%1.1%0.27%0.18%
Jun 202658.5%14.4%15%2.9%2.2%2.3%1.6%1.7%1%0.26%0.14%
Jul 202655%16.5%14.1%2.7%4.1%2.7%1.8%1.8%0.98%0.24%0.13%
Aug 202655.5%16.6%14.2%3.3%3%2.7%1.8%1.8%0.78%0.2%0.09%
Sep 202651.9%19%16.3%3.1%3%2.1%2.1%1.5%0.73%0.18%0.1%

How has the Seldon and vLLM comparison changed over the last 12 months?

3 findings
  • vLLM was ahead of Seldon in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Seldon’s share of searches among model serving platforms worldwide moved from 3.8% to 3.1%, and its estimated monthly branded searches moved from 9.9K to 8.1K.
  • Across the 12 months ending September 2026, vLLM’s share of searches among model serving platforms worldwide moved from 52.2% to 51.9%, and its estimated monthly branded searches held steady at 135K.

How did search popularity change for model serving platforms worldwide in September 2026?

2 changes

  1. In September 2026, vLLM lost share of searches among model serving platforms worldwide, from 55.5% to 51.9%.

  2. Estimated monthly branded searches for Seldon worldwide fell 18.2% over 12 measured months, from 9.9K to 8.1K in September 2026.

How are branded searches counted?

2 search terms

Brandwave collects information about searches that people make online using Seldon’s and vLLM’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

Seldon

1 branded search term

  • seldon

vLLM

1 branded search term

  • vllm

How the Brand Demand Index is measured

Other head-to-heads among model serving platforms

Creator with pink hair and a pink jacket

Put your own brand in this comparison

Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.

Start free