Google は、この API またはサービスを廃止する、または下位互換性のない変更を行う場合は、それを発表します。Google は、http://developers.google.com/chart/chart-api-list に記載されている Google グラフツールのバージョンおよび機能を 2015 年 4 月 20 日まで運用し続けるための商業上合理的な努力を払います。ただし、Google が以下の合理的な誠意をもって判断した場合を除きます。
[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["必要な情報がない","missingTheInformationINeed","thumb-down"],["複雑すぎる / 手順が多すぎる","tooComplicatedTooManySteps","thumb-down"],["最新ではない","outOfDate","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["サンプル / コードに問題がある","samplesCodeIssue","thumb-down"],["その他","otherDown","thumb-down"]],[],[[["\u003cp\u003eBy using this API, you agree to the Google APIs Terms of Service and these additional terms.\u003c/p\u003e\n"],["\u003cp\u003eGoogle will strive to maintain the listed Google Chart Tools versions and features without backward-incompatible changes until April 20, 2015, barring legal, security, or significant technical or economic reasons.\u003c/p\u003e\n"],["\u003cp\u003eAfter April 20, 2015, the deprecation policy will no longer be in effect.\u003c/p\u003e\n"]]],[],null,["# Terms of Service\n\nLast modified: May 10, 2013\n\nBy using this API, you consent to be bound by these terms in addition to the [Google APIs Terms of Service (\"API ToS\")](/terms).\n\n1.\n\n Deprecation Policy\n ------------------\n\n Google will announce if it intends to discontinue or make backwards incompatible\n changes to this API or Service. Google will use commercially reasonable efforts to\n continue to operate those Google Chart Tools versions and features identified at\n [http://developers.google.com/chart/chart-api-list](/chart/chart-api-list) without these changes until April 20, 2015, unless\n (as Google determines in its reasonable good faith judgment):\n - required by law or third party relationship (including if there is a change in applicable law or relationship), or\n - doing so could create a security risk or substantial economic or material technical burden.\n\n The above policy is the \"Deprecation Policy.\"\nAfter April 20, 2015, this Deprecation Policy will not apply."]]
