--- title: "OpenAI speech-to-text API: search popularity worldwide" description: "OpenAI speech-to-text API is a speech to text API. 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." canonical: "https://gobrandwave.com/demand/global-en/brands/openai-speech-to-text-api" publisher: "Brandwave" --- # OpenAI speech-to-text API: search popularity worldwide OpenAI speech-to-text API is a speech to text API. 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. ## Key facts - **Brand**: OpenAI speech-to-text API - **Owned by**: OpenAI - **Market**: Global - **Measured month**: Sep 2026 - **Share of Search among speech to text APIs**: 0.12% ## Where the brand sits | Competitive set | Rank | Share of Search | Estimated monthly branded searches | | --- | --- | --- | --- | | Speech to text APIs | 7 | 0.12% | 140 | - [Speech to text APIs](/demand/global-en/categories/speech-to-text-apis) ## Top speech to text APIs in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, OpenAI speech-to-text API was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. OpenAI speech-to-text API is the most recommended of the seven. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | OpenAI speech-to-text API | 1st | 3 of 3 | 0 of 2 | 3 of 5 | | Deepgram | 2nd | 3 of 3 | 0 of 2 | 3 of 5 | | AssemblyAI | 3rd | 3 of 3 | 1 of 2 | 4 of 5 | | Google Cloud Speech-to-Text | 4th | 3 of 3 | 1 of 2 | 4 of 5 | | Amazon Transcribe | 5th | 1 of 3 | 0 of 2 | 1 of 5 | | Speechmatics | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Rev AI | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about speech to text APIs - Asked ChatGPT "Which speech to text API should I use?": 1. OpenAI speech-to-text API, 2. Deepgram, 3. AssemblyAI, 4. Google Cloud Speech-to-Text - Asked ChatGPT "What are the best speech to text APIs?": 1. Deepgram, 2. OpenAI speech-to-text API, 3. AssemblyAI, 4. Google Cloud Speech-to-Text - Asked ChatGPT "What's the best speech to text API for an app workflow?": 1. OpenAI speech-to-text API, 2. Deepgram, 3. AssemblyAI, 4. Google Cloud Speech-to-Text, 5. Amazon Transcribe - Searched Google, AI Overview "speech to text api": 1. Google Cloud Speech-to-Text, 2. AssemblyAI - Searched Google, AI Overview "speech recognition api": named none of the brands we track Not named in any answer: Speechmatics and Rev AI. Brands are listed in the order each answer named them. The answers were collected in the United States on October 21, 2026. ## How has branded search demand for OpenAI speech-to-text API changed worldwide over the last 12 months? - Across the 12 months ending September 2026, estimated monthly branded searches for OpenAI speech-to-text API worldwide fell from 210 to 140. - Across the 12 months ending September 2026, OpenAI speech-to-text API’s share of searches among speech to text APIs worldwide peaked at 1.3% in July 2026 and was lowest at 0.12% in September 2026. ## How did search popularity change for speech to text APIs worldwide in September 2026? - In September 2026, Rev AI overtook Google Cloud Speech-to-Text to rank 4th among speech to text APIs worldwide, with 7.6% of the searches. - In September 2026, Deepgram gained share of searches among speech to text APIs worldwide, from 60.3% to 62.5%. - In September 2026, AssemblyAI gained share of searches among speech to text APIs worldwide, from 14.7% to 15.3%. - In September 2026, Google Cloud Speech-to-Text lost share of searches among speech to text APIs worldwide, from 8.1% to 3.7%. - In September 2026, Speechmatics rose from 4th to 3rd among speech to text APIs worldwide. - Estimated monthly branded searches for Amazon Transcribe worldwide fell 46.3% over 12 measured months, from 5.4K to 2.9K in September 2026. ## Historical estimated branded-search demand | Month | Competitive set | Estimated monthly branded searches | Share of Search | Rank | | --- | --- | --- | --- | --- | | Oct 2025 | Speech to text APIs | 210 | 0.17% | 7 | | Nov 2025 | Speech to text APIs | 140 | 0.13% | 7 | | Dec 2025 | Speech to text APIs | 140 | 0.13% | 7 | | Jan 2026 | Speech to text APIs | 140 | 0.13% | 7 | | Feb 2026 | Speech to text APIs | 170 | 0.15% | 7 | | Mar 2026 | Speech to text APIs | 170 | 0.13% | 7 | | Apr 2026 | Speech to text APIs | 170 | 0.13% | 7 | | May 2026 | Speech to text APIs | 390 | 0.31% | 7 | | Jun 2026 | Speech to text APIs | 880 | 0.72% | 7 | | Jul 2026 | Speech to text APIs | 1.6K | 1.3% | 7 | | Aug 2026 | Speech to text APIs | 210 | 0.17% | 7 | | Sep 2026 | Speech to text APIs | 140 | 0.12% | 7 | ## How are OpenAI speech-to-text API’s branded searches counted? Brandwave collects information about searches that people make online using OpenAI speech-to-text API’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading. - “openai speech to text api” ## Which speech to text APIs compete with OpenAI speech-to-text API? - [Deepgram](/demand/global-en/brands/deepgram) - [AssemblyAI](/demand/global-en/brands/assemblyai): Head-to-head: /demand/global-en/compare/assemblyai-vs-openai-speech-to-text-api - [Speechmatics](/demand/global-en/brands/speechmatics): Head-to-head: /demand/global-en/compare/openai-speech-to-text-api-vs-speechmatics - [Rev AI](/demand/global-en/brands/rev-ai): Head-to-head: /demand/global-en/compare/openai-speech-to-text-api-vs-rev-ai - [Google Cloud Speech-to-Text](/demand/global-en/brands/google-cloud-speech-to-text): Head-to-head: /demand/global-en/compare/google-cloud-speech-to-text-vs-openai-speech-to-text-api - [Amazon Transcribe](/demand/global-en/brands/amazon-transcribe): Head-to-head: /demand/global-en/compare/amazon-transcribe-vs-openai-speech-to-text-api ## Who owns OpenAI speech-to-text API? OpenAI speech-to-text API is owned by OpenAI. Brandwave also tracks OpenAI, owned by the same company, worldwide. - [OpenAI](/demand/global-en/companies/openai-company): Owns 2 tracked brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Who owns OpenAI speech-to-text API? OpenAI speech-to-text API is owned by OpenAI. Brandwave also tracks OpenAI, owned by the same company, worldwide. ## Cite this page Brandwave. "OpenAI speech-to-text API: search popularity worldwide". https://gobrandwave.com/demand/global-en/brands/openai-speech-to-text-api This page is also available as HTML at https://gobrandwave.com/demand/global-en/brands/openai-speech-to-text-api. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.