ChatGPT
OpenAIOpenAI's consumer ChatGPT product, distributed as an app over a chat interface. It generates original images from a description and transforms existing ones, and offers an advanced voice mode. Custom GPTs let a user tailor ChatGPT to a specific use case with instructions, attached knowledge documents and connections to third-party services.
The usage report this record cited enumerates none of the product's features, so these come from OpenAI's own app listing and developer documentation. The model SKUs are scored separately.
Openness
1 high confidence- source
- closed
- self-host
- none
- license
- proprietary(SaaS app + API)
Proprietary, SaaS-only consumer app: no source, no self-hosting. The closed counterpart to the open chat interfaces in this category.
- https://openai.com/index/how-people-are-using-chatgpt/ recorded 2026-08-13
OpenAI's proprietary ChatGPT product page/usage report
Adoption
5 high confidenceTechCrunch reports OpenAI's own weekly-active-user count for ChatGPT, and the App Store listing describes the app as used by hundreds of millions of people. Both are counts of active use rather than estimates from a proxy such as downloads or stars.
- https://apps.apple.com/us/app/chatgpt/id6448311069 recorded 2026-09-29
OpenAI OpCo, LLC's ChatGPT App Store listing reads "Join hundreds of millions of users and try the app captivating the world."
- https://techcrunch.com/2026/02/27/chatgpt-reaches-900m-weekly-active-users/ recorded 2026-09-29
TechCrunch article headline "ChatGPT reaches 900M weekly active users", published 2026-02-27, reporting the weekly-active-user count for the consumer app.
Capability
5 high confidenceChatGPT pairs OpenAI's frontier GPT-5.6 model family with custom GPTs that attach documents and third-party actions, OpenAI-maintained connectors, image generation, advanced voice mode and photo upload. Memory, team and enterprise multi-user support, code interpreter and web search are documented only as API tools, not confirmed ChatGPT features.
- https://apps.apple.com/us/app/chatgpt/id6448311069 recorded 2026-08-14
OpenAI's own ChatGPT iOS listing - "Image generation-Generate original images from a description, or transform existing ones with a few simple words.", "Advanced Voice Mode-Tap the soundwave icon to have a real-time convo on the go.", "Photo upload-Snap or upload a picture to transcribe a handwritten recipe or get info about a landmark." Plan list shows ChatGPT Go, Plus and Pro only, with no Team or Enterprise tier.
- https://developers.openai.com/api/docs/actions/introduction recorded 2026-08-14
"Custom GPTs enable users to customize ChatGPT for specific use cases by providing instructions, attaching documents as knowledge, and connecting to 3rd party services." The companion connectors page reads "Connectors are OpenAI-maintained MCP wrappers for popular services like Google Workspace or Dropbox, like the connectors available in ChatGPT."
- https://openai.com/index/how-people-are-using-chatgpt/ recorded 2026-06-04
a usage study. Enumerates none of the features it was cited for.
Verified 2026-09-29, except some scores, still awaiting re-confirmation