KINGY / LIFECYCLE ARCHIVE
What shut down, what moved, and what you can use next.
Source-linked histories of AI tools and retired models. Acquisitions and pivots have their own view.
Last recorded hosted scan (live status requires JavaScript): 2026-10-07T19:25:04.449583+00:00. 5 histories need source review.
25 histories. Filters require JavaScript; all records are readable below.
Humane Ai Pin
Consumer service ended 2025-02-28, noon PST
Humane ended consumer Ai Pin server connectivity and .Center access. Calling, messaging and AI queries depended on those services. The customer data/export deadline has passed.
Historical evidence reviewed 2026-10-01. Source checked: not yet reverified by host.
Source could not be rechecked. Historical evidence retained; review required.
Sources, scope and funding
Vendor notice. Indexed official text; direct fetch unavailable.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
Tome Slides
Hosted product sunset 2025-04-30
Tome Slides ended hosted presentation accounts and content access. The vendor told users to export before the sunset; this archive cannot recover deleted presentations.
Historical evidence reviewed 2026-10-01. Source checked: not yet reverified by host.
Source could not be rechecked. Historical evidence retained; review required.
Sources, scope and funding
Vendor notice. Indexed official text; direct fetch unavailable.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
Neeva consumer search
Closure 2023-06-02
Neeva closed its consumer search engine. Its enterprise technology had a separate continuation; this record concerns consumer search.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
DOJ brief corroborates May 20 announcement; notice report supplies closure. Original blog unavailable.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
Google Allo
Retired 2019-03
Google stopped supporting the Allo messaging app, which included Google Assistant and machine-learning features. Google directed its messaging work toward Messages.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Google announcement. Assistant/ML messaging app; month precision.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: month. Submit a correction.
Duplex on the Web
Support ended 2022-12
Google ended support for Duplex website task automation. Duplex telephone/voice technology was a separate product surface. The crawler retirement date does not establish an exact-day service cutoff.
Historical evidence reviewed 2026-10-01. Source checked: not yet reverified by host.
Source could not be rechecked. Historical evidence retained; review required.
Sources, scope and funding
Notice reproduction, Google changelog. Web automation; separate from voice Duplex and exact-day crawler retirement.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: month. Submit a correction.
Google Keen
Shutdown 2024-03-24
Keen, Google’s machine-learning-assisted interest discovery experiment, closed. Its collections and associated content had a deletion deadline; the original sunset notice is no longer readable.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Google introduction, shutdown report. Original sunset page empty.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
Rewind
Capture disabled 2025-12-19
The Rewind update disabled screen and audio capture. The vendor separately described continued access to earlier Limitless meeting recordings and Pendant support; those are separate scopes.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Limitless FAQ. Screen/audio capture; other Pendant/meeting services are separate.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
Cortana standalone Windows app
Retired 2023
Microsoft retired Cortana as a standalone Windows assistant. Teams, Outlook and Microsoft 365 integrations ended on separate schedules. Sources disagree on the season, so the archive retains year precision.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Microsoft support, deprecation table. Seasonal date discrepancy; year precision.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: year. Submit a correction.
Adept
Pivot / staff and licensing transfer announced 2024-06-28
Adept announced an enterprise agent strategy, an Amazon technology license and departure of founders and some staff. This does not establish that Amazon acquired or shut down Adept.
Historical evidence reviewed 2026-10-01. Source checked: not yet reverified by host.
Source could not be rechecked. Historical evidence retained; review required.
Sources, scope and funding
Adept announcement. Context only; current commercial availability unestablished.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
Inflection AI / Pi
Microsoft staff transfer / enterprise pivot announced 2024-03-19
Inflection changed leadership and business direction when founders and staff joined Microsoft. Pi continued as a consumer product; it belongs in the transitions view.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Microsoft, Inflection update. Pi remains publicly offered; context only.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
Character.AI
Google license / staff transfer 2024-08; announced 2024-08-02
Google obtained a non-exclusive technology license and hired some Character.AI employees. Character.AI continued its own consumer product. A licensing and staff transfer is not a product death.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Alphabet SEC filing, announcement report, current product post. Context only.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: month. Submit a correction.
Uizard
Miro acquisition announcements 2024-05-27 / 2024-06-12
Uizard joined Miro while retaining a standalone public product offer. Two official announcement dates are retained; a distinct closing date is unknown.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Uizard, Miro. Close date unknown; standalone offer continues. Context only.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
MosaicML
Databricks acquisition completed 2023-07-19
Databricks acquired MosaicML and later integrated its model-building capabilities. This is platform lineage, not extinction of MPT weights or every former service.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Closing release, integration. Company/platform lineage; context only.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
x.ai scheduling assistant
Acquired, then sunset 2021-10-31
Bizzabo acquired the original Amy/Andrew AI scheduling service and sunset its standalone product. The original x.ai scheduler is unrelated to the later xAI/Grok company using a similar name.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Preserved reviewed primary PDF unchanged
Sources, scope and funding
Bizzabo acquisition, preserved sunset notice, pp. 23–26. Unrelated to today's xAI/Grok.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: day. Submit a correction.
Artifact standalone news app
Sunset announced 2024-04-02; actual cutoff unknown
Yahoo acquired Artifact and announced the end of its standalone news app. Its personalization technology continued in Yahoo News. The exact last-service date was not established.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Yahoo announcement, Yahoo News continuation. Preserve unknown shutdown date.
Funding raised: unknown; not established by the cited evidence. Deal values are not funding totals.
Date precision: unknown. Submit a correction.
GPT-4.5 Preview
OpenAI API retirement 2025-07-14
OpenAI retired GPT-4.5 Preview from its API. The alias and dated snapshot belong to one retirement event; a model’s legacy documentation page does not prove it is callable.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
`gpt-4.5-preview` / snapshot; history.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
GPT-4o in ChatGPT
App retirement 2026-02-13; Custom GPT exception ended 2026-04-03
GPT-4o left ChatGPT’s text-model selection, with a later cutoff for a Custom GPT exception. The announcement treated API, Voice and Images availability separately.
Historical evidence reviewed 2026-10-01. Source checked: not yet reverified by host.
Source could not be rechecked. Historical evidence retained; review required.
Sources, scope and funding
OpenAI notice. API, Voice and Images scopes separate.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
GPT-4-32K
OpenAI API retirement 2025-06-06
OpenAI retired the GPT-4-32K API alias and its older snapshots. An original successor recommendation is a historical fact and needs a new availability check before use.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Alias and 0314/0613 snapshots grouped; history.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
InstructGPT text-davinci-003
Completions API retirement 2024-01-04
OpenAI retired text-davinci-003 from the Completions API. Its original gpt-3.5-turbo-instruct successor later retired too; migration guidance must follow the current supported endpoint.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
History, original migration. Original successor later retired too.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
Claude 2.1
Claude API retirement 2025-07-21
Anthropic retired claude-2.1 on its own API. Amazon Bedrock and Google Cloud operate their own schedules; this date is not a universal hosted-model cutoff.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
`claude-2.1`; history. Partner schedules differ.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
Claude Sonnet 3.5
Claude API retirement 2025-10-28
Anthropic retired both listed Claude Sonnet 3.5 API snapshots in one event. Partner-operated deployments have separate lifecycle policies.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
20240620/20241022 snapshots grouped; history.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
Claude Opus 3
Claude API retirement 2026-01-05
Anthropic retired claude-3-opus-20240229 on its API. This scoped record does not establish partner hosting availability.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
`claude-3-opus-20240229`; history.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
Gemini 1.0 Pro
Google Cloud/Vertex retirement 2025-04-21
Google Cloud retired the listed Gemini 1.0 Pro managed-service versions. This source does not establish a consumer Gemini app or Developer API retirement date.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
`gemini-1.0-pro-001` / `-002`; lifecycle table. Other platform dates not inferred.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
PaLM text-bison
Google Cloud/Vertex retirement 2025-04-21
Google Cloud retired its text-bison managed-service family. The lifecycle table lists the family identifier; individual snapshot dates are not inferred.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Family identifier from lifecycle table; no invented snapshot dates.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
Mistral 7B v0.2
Mistral hosted retirement 2025-03-30
Mistral marks the v0.2 hosted model retired while still linking Apache-2.0 downloadable weights. Provider-hosted retirement does not eliminate local use of the released weights.
Historical evidence reviewed 2026-10-01. Source checked: 2026-10-07T19:25:02.723325+00:00.
Relevant entity, date precision and lifecycle wording checked
Sources, scope and funding
Model card, hosted policy. Downloadable open weights remain linked.
Funding raised: not applicable to a model. Deal values are not funding totals.
Date precision: day. Submit a correction.
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