Calendar · By category
Every API being deprecated or sunset
22 API entries across every vendor we track — soonest first. Each links to the vendor’s own announcement.
API →6 days
OpenAI OpenAI is removing its Sora 2 video-generation models and the Videos API from the platform — sora-2, sora-2-pro and their dated snapshots stop responding, with no direct replacement named
API →9 days
Cloudflare The legacy Cloudflare Registrar domain-management API paths (/accounts/{account_id}/registrar/domains) stop working; automation that manages Cloudflare-registered domains must move to the new Registrar API
API →12 days
Amazon Web Services Amazon will permanently close Amazon Mechanical Turk (MTurk) — the crowdsourcing marketplace and MTurk API for Human Intelligence Tasks — on 30 September 2026, and the same closure ends SageMaker Ground Truth and Amazon Augmented AI (A2I) human-review workflows
API →12 days
Cloudflare Cloudflare retires Service Key API authentication; requests using the X-Auth-User-Service-Key header stop being accepted and callers must move to Cloudflare API Tokens
API →13 days
Microsoft Microsoft begins blocking Exchange Web Services (EWS) requests from non-Microsoft apps to Exchange Online; developers must migrate to Microsoft Graph
API →14 days
Google Google has deprecated its Gemini 2.5 models in the Gemini API and directs developers to Gemini 3.x replacements; as of the latest deprecations page only Gemini 2.5 Flash Image carries a shutdown date (2 October 2026), while 2.5 Pro, 2.5 Flash and 2.5 Flash-Lite are listed as deprecated with "No shutdown date announced"
API →17 days
Cloudflare Two related Cloudflare Zero Trust / Tunnel API changes reach end-of-life on 5 October 2026: the CIDR-encoded route endpoints (/accounts/{account_id}/teamnet/routes/network/{ip_network_encoded}) are removed in favor of the route_id-based /teamnet/routes endpoints, and the connections array is removed from cfd_tunnel and warp_connector list/get responses
API →27 days
Cloudflare The old /workers/namespaces/ REST API paths for managing Workers KV stop working; calls must move to the /storage/kv/namespaces/ paths
API →35 days
OpenAI OpenAI is removing a large batch of older chat and reasoning models from the API on 23 October 2026 — including gpt-4 (gpt-4-0613), gpt-3.5-turbo, gpt-4-turbo, gpt-4.1-nano, the gpt-4o-2024-05-13 snapshot, o1, o1-pro, o3-mini and o4-mini — directing developers to the gpt-5.6 family
API →9 weeks
Cloudflare The foundation_dns boolean in Cloudflare's DNS settings endpoints (/zones/{zone_id}/dns_settings and /accounts/{account_id}/dns_settings) is deprecated; code must select Advanced Nameservers via nameservers.type: "cloudflare.advanced" instead
API →11 weeks
OpenAI OpenAI is deprecating three GPT Image generation models — gpt-image-1-mini, gpt-image-1.5 and chatgpt-image-latest — and removing them from the API, directing developers to gpt-image-2
API →11 weeks
Cloudflare The REST DNS Analytics API (/zones/{zone_id}/dns_analytics/) and DNS Firewall Analytics API (/accounts/{account_id}/dns_firewall/{id}/dns_analytics/report) stop working; analytics automation must move to Cloudflare's GraphQL Analytics API
API →12 weeks
OpenAI OpenAI is removing the dated GPT-5 and o3 model snapshots — gpt-5-2025-08-07, gpt-5-mini-2025-08-07, gpt-5-nano-2025-08-07, gpt-5-pro-2025-10-06, o3-2025-04-16 and o3-pro-2025-06-10 — from the API on 11 December 2026, directing developers to the gpt-5.6 family
API →18 weeks
OpenAI OpenAI has deprecated a family of older audio, realtime, and speech-to-text API models — including gpt-realtime, gpt-audio, and the gpt-4o audio/realtime line — and will remove them from the API on 20 January 2027
API →23 weeks
OpenAI OpenAI has deprecated its older speech-to-text API models — whisper-1, gpt-4o-transcribe, gpt-4o-mini-transcribe, and gpt-4o-transcribe-diarize — and will remove them from the API on 26 February 2027
API ·not announced
Google The Maps JavaScript API Heatmap Layer and Drawing Library are no longer supported and have been removed
API ↙gone
Google (Tenor) Google decommissioned the Tenor API — the GIF search and share service behind GIF pickers across the web — on 30 June 2026, terminating all API and Ads Distribution Agreements and ending third-party access with no official replacement
API ↙gone
Adobe Adobe retires the Lightroom API (Firefly Services), directing users to Photoshop API v2
API ↙gone
Google Google will sunset the Content API for Shopping on 18 August 2026, replacing it with the newer Merchant API
API ↙gone
OpenAI OpenAI has deprecated the Assistants API and will remove it from the platform on 26 August 2026, directing developers to the newer Responses API
API ↙gone
New Relic New Relic will shut off its NRQL Drop Filter Rules API on 31 August 2026, moving drop-rule management to the Pipeline Cloud Rules API and the Pipeline Control UI
API ↙gone