https://releaseradar.jp/en/Official release notes and API changes from freee, kintone, SmartHR, LINE, and other Japanese SaaS products for AI builders.enhttps://releaseradar.jp/en/updates/chatwork/568f5ba2c6ce/https://releaseradar.jp/en/updates/chatwork/568f5ba2c6ce/Wed, 02 Apr 2025 15:00:00 GMTBreakingChatwork API is scheduled to stop reading query parameters on POST and PUT requests and remove HTTP method overrides via method. ・Eleven POST and PUT operations, such as creating group chats and posting messages, will read only application/x-www-form-urlencoded body parameters instead of query parameters. ・Specifying an HTTP method different from the actual HTTP request via the method parameter will be removed. ・Sending requests using the removed formats will return a status code 400 error. https://developer.chatwork.com/changelog/202501-noticehttps://releaseradar.jp/en/updates/chatwork/5bcbe232204b/https://releaseradar.jp/en/updates/chatwork/5bcbe232204b/Mon, 25 Nov 2024 15:00:00 GMTBreakingTo strengthen security, Chatwork API is scheduled to end support for TLS 1.0 and TLS 1.1 on February 3, 2025. ・From the scheduled end date of February 3, 2025, Chatwork API cannot be used with TLS 1.0 or TLS 1.1 ・No action is required if programs already communicate using TLS 1.2 or above https://developer.chatwork.com/changelog/20241126-noticehttps://releaseradar.jp/en/updates/chatwork/6097a6f8d5b1/https://releaseradar.jp/en/updates/chatwork/6097a6f8d5b1/Wed, 28 Aug 2024 15:00:00 GMTPricingChatwork updated the Chatwork API alongside changes to the service offerings of its Free Plan. https://developer.chatwork.com/changelog/20240829-noticehttps://releaseradar.jp/en/updates/chatwork/cf5a0f5e872d/https://releaseradar.jp/en/updates/chatwork/cf5a0f5e872d/Wed, 05 Oct 2022 15:00:00 GMTPricingChatwork applied previously announced changes to the Chatwork API following updates to the Free Plan service. ・Removed the cumulative limit of 7 group chats on the Free Plan https://developer.chatwork.com/changelog/2022-10-06-noticehttps://releaseradar.jp/en/updates/chatwork/078347a6824a/https://releaseradar.jp/en/updates/chatwork/078347a6824a/Mon, 05 Sep 2022 15:00:00 GMTBreakingChatwork plans to update the Chatwork API for the Free Plan to remove the group chat limit and restrict message retrieval. ・In the Free Plan, the limit of 7 group chats in total will be removed, allowing users to create and join 8 or more group chats via API. ・In the Free Plan, viewable messages will be limited to the latest 5,000 messages posted within the past 40 days per organization, so some or all messages may not be retrievable via API. ・When the message retrieval API returns restricted results, the response headers chatwork-message-limitation (set to true) and chatwork-message-limitation-summary will be added; if not restricted, both headers are omitted. ・For retrieving the message list, the HTTP status code will be 200 when some messages are restricted, and 204 when all messages are restricted. ・For retrieving a single message, the HTTP status code will be 404 when the specified message ID is restricted. https://developer.chatwork.com/changelog/2022-09-06-notice