https://kingy.ai/availability/#chatgpt-deep-research Source-linked histories of AI feature announcements and documented availability stages. Selected cohort; account-level access is not independently tested. Dates retain source precision. en Wed, 23 Sep 2026 00:00:00 +0000 1440 https://kingy.ai/availability/#deep-research-free https://kingy.ai/availability/#deep-research-free <p>Company: OpenAI</p><p>Stage: public access</p><p>Effective date: 2025-04-24</p><p>Region: Not stated</p><p>Plan / eligibility: Free users receive 5 queries/month; Plus, Team, Enterprise, Edu 25; Pro 250</p><p>Platform: ChatGPT</p><p>Access route: Deep Research full/lightweight versions</p><p>Kingy has not independently tested account-level access.</p><p><a href="https://openai.com/index/introducing-deep-research/">Open official source</a></p> Thu, 24 Apr 2025 00:00:00 +0000 OpenAI public access https://kingy.ai/availability/#deep-research-plus https://kingy.ai/availability/#deep-research-plus <p>Company: OpenAI</p><p>Stage: public access</p><p>Effective date: 2025-02-25</p><p>Region: Not stated</p><p>Plan / eligibility: All Plus users; other plan/region details unchanged or unknown here</p><p>Platform: ChatGPT</p><p>Access route: Deep Research tool</p><p>Kingy has not independently tested account-level access.</p><p><a href="https://openai.com/index/introducing-deep-research/">Open official source</a></p> Tue, 25 Feb 2025 00:00:00 +0000 OpenAI public access https://kingy.ai/availability/#deep-research-eea https://kingy.ai/availability/#deep-research-eea <p>Company: OpenAI</p><p>Stage: limited preview</p><p>Effective date: 2025-02-05</p><p>Region: United Kingdom, Switzerland, European Economic Area</p><p>Plan / eligibility: Pro</p><p>Platform: ChatGPT</p><p>Access route: Deep Research tool</p><p>Kingy has not independently tested account-level access.</p><p><a href="https://openai.com/index/introducing-deep-research/">Open official source</a></p> Wed, 05 Feb 2025 00:00:00 +0000 OpenAI limited preview https://kingy.ai/availability/#deep-research-announced https://kingy.ai/availability/#deep-research-announced <p>Company: OpenAI</p><p>Stage: announced</p><p>Effective date: 2025-02-02</p><p>Region: United Kingdom, Switzerland and EEA excluded at launch; other precise country scope unstated</p><p>Plan / eligibility: ChatGPT Pro initial version</p><p>Platform: ChatGPT web at launch</p><p>Access route: Deep Research tool</p><p>Kingy has not independently tested account-level access.</p><p><a href="https://openai.com/index/introducing-deep-research/">Open official source</a></p> Sun, 02 Feb 2025 00:00:00 +0000 OpenAI announced https://kingy.ai/availability/#deep-research-initial https://kingy.ai/availability/#deep-research-initial <p>Company: OpenAI</p><p>Stage: limited preview</p><p>Effective date: 2025-02-02</p><p>Region: United Kingdom, Switzerland and EEA excluded at launch; other precise country scope unstated</p><p>Plan / eligibility: ChatGPT Pro; up to 100 queries/month</p><p>Platform: ChatGPT web</p><p>Access route: Deep Research tool</p><p>Kingy has not independently tested account-level access.</p><p><a href="https://openai.com/index/introducing-deep-research/">Open official source</a></p> Sun, 02 Feb 2025 00:00:00 +0000 OpenAI limited preview