OpenAI API vs Together AI:Which is searched more?
In September 2026, OpenAI API had more branded searches than Together AI among LLM inference platforms worldwide. OpenAI API had about 246,000 branded searches, while Together AI had 52,400. OpenAI API made up 24.8% of all LLM inference platform searches we track, and Together AI accounted for 5.3%. These are worldwide searches for English-language branded terms.
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Is OpenAI API or Together AI more popular in search?
Compare the platforms that run language models for developers. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.
Share of searches by month for OpenAI API, Together AI. The figures are in the table below the chart.
View monthly share of searches table
| Month | Groq | OpenAI API | Replicate | vLLM | Together AI | Baseten | Anyscale |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 24.8% | 30.3% | 20.3% | 16.6% | 4.4% | 2.2% | 1.2% |
| Nov 2025 | 24.8% | 30.4% | 20.4% | 16.7% | 4.4% | 2.2% | 1% |
| Dec 2025 | 50.9% | 18.6% | 15.3% | 10.2% | 3.3% | 1.1% | 0.61% |
| Jan 2026 | 31.3% | 25.6% | 20.9% | 14% | 4.5% | 2.8% | 0.84% |
| Feb 2026 | 31% | 31% | 17% | 13.9% | 4.5% | 1.9% | 0.83% |
| Mar 2026 | 31.7% | 31.7% | 14.2% | 14.2% | 5.5% | 1.9% | 0.7% |
| Apr 2026 | 32.6% | 26.7% | 14.6% | 17.8% | 5.7% | 2% | 0.59% |
| May 2026 | 34.9% | 28.5% | 12.8% | 15.6% | 5% | 2.6% | 0.63% |
| Jun 2026 | 35.9% | 24% | 13.2% | 16.1% | 6.2% | 3.9% | 0.79% |
| Jul 2026 | 47.6% | 21.3% | 9.5% | 11.7% | 5.5% | 3.5% | 0.86% |
| Aug 2026 | 41.6% | 22.8% | 12.5% | 12.5% | 5.9% | 3.7% | 0.92% |
| Sep 2026 | 37.1% | 24.8% | 13.6% | 13.6% | 5.3% | 5% | 0.66% |
How has the OpenAI API and Together AI comparison changed over the last 12 months?
3 findings
- OpenAI API was ahead of Together AI in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, OpenAI API’s share of searches among LLM inference platforms worldwide moved from 30.3% to 24.8%, and its estimated monthly branded searches held steady at 246K.
- Across the 12 months ending September 2026, Together AI’s share of searches among LLM inference platforms worldwide moved from 4.4% to 5.3%, and its estimated monthly branded searches moved from 36K to 52.4K.
How did search popularity change for LLM inference platforms worldwide in September 2026?
2 changes
In September 2026, OpenAI API gained share of searches among LLM inference platforms worldwide, from 22.8% to 24.8%.
In September 2026, Together AI lost share of searches among LLM inference platforms worldwide, from 5.9% to 5.3%.
How are branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using OpenAI API’s and Together AI’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.
OpenAI API
1 branded search term
- openai api
Together AI
2 branded search terms
- together ai
- togetherai
Other head-to-heads among LLM inference platforms
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