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Generate text using the Gemini API | Google AI for Developers
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track-name="click" track-metadata-eventdetail="/gemini-api/docs/downloads" data-synonyms="SDKs, python, go, node.js, node, typescript, flutter, dart, install, library, libraries, swift, android"><span class="devsite-nav-text" tooltip>Libraries</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/changelog" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/changelog" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/changelog" ><span class="devsite-nav-text" tooltip>Release notes</span></a></li> <li class="devsite-nav-item devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>Models</span> </div></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/models/gemini" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/models/gemini" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/models/gemini" data-synonyms="gemini-pro, gemini-pro-1.0, gemini-pro-vision, gemini 1.5 flash, gemini-1.5-flash, gemini, flash, pro, gemini-pro-1.5, gemini pro, text embedding, text embeddings, text-embedding-004"><span class="devsite-nav-text" tooltip>Gemini</span></a></li> <li class="devsite-nav-item devsite-nav-experimental"><a href="/gemini-api/docs/models/experimental-models" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/models/experimental-models" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/models/experimental-models" ><span class="devsite-nav-text" tooltip>Experimental models</span><span class="devsite-nav-icon material-icons" data-icon="experimental" data-title="Experimental!" aria-hidden="true"></span></a></li> <li class="devsite-nav-item devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>Capabilities</span> </div></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/text-generation" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/text-generation" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/text-generation" ><span class="devsite-nav-text" tooltip>Text generation</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/document-processing" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/document-processing" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/document-processing" ><span class="devsite-nav-text" tooltip>Document processing</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/vision" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/vision" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/vision" ><span class="devsite-nav-text" tooltip>Vision</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/audio" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/audio" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/audio" ><span class="devsite-nav-text" tooltip>Audio</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/long-context" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/long-context" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/long-context" ><span class="devsite-nav-text" tooltip>Long context</span></a></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Grounding</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/gemini-api/docs/grounding" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/grounding" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/grounding" ><span class="devsite-nav-text" tooltip>Grounding with Google Search</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/docs/grounding/search-suggestions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/grounding/search-suggestions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/grounding/search-suggestions" ><span class="devsite-nav-text" tooltip>Use Google Search Suggestions</span></a></li></ul></div></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/code-execution" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/code-execution" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/code-execution" ><span class="devsite-nav-text" tooltip>Code execution</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/structured-output" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/structured-output" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/structured-output" ><span class="devsite-nav-text" tooltip>Structured output</span></a></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Fine-tuning</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/gemini-api/docs/model-tuning" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/model-tuning" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/model-tuning" ><span class="devsite-nav-text" tooltip>Intro to fine-tuning</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/docs/model-tuning/tutorial" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/model-tuning/tutorial" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/model-tuning/tutorial" ><span class="devsite-nav-text" tooltip>Fine-tuning tutorial</span></a></li></ul></div></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Function calling</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/gemini-api/docs/function-calling" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/function-calling" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/function-calling" ><span class="devsite-nav-text" tooltip>Intro to function calling</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/docs/function-calling/tutorial" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/function-calling/tutorial" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/function-calling/tutorial" ><span class="devsite-nav-text" tooltip>Function calling tutorial</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/tutorials/extract_structured_data" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/tutorials/extract_structured_data" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/tutorials/extract_structured_data" ><span class="devsite-nav-text" tooltip>Extract structured data</span></a></li></ul></div></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/system-instructions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/system-instructions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/system-instructions" ><span class="devsite-nav-text" tooltip>System instructions</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/embeddings" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/embeddings" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/embeddings" ><span class="devsite-nav-text" tooltip>Embeddings</span></a></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Safety</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/gemini-api/docs/safety-settings" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/safety-settings" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/safety-settings" ><span class="devsite-nav-text" tooltip>Safety settings</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/docs/safety-guidance" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/safety-guidance" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/safety-guidance" ><span class="devsite-nav-text" tooltip>Safety guidance</span></a></li></ul></div></li> <li class="devsite-nav-item devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>Guides</span> </div></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/caching" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/caching" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/caching" ><span class="devsite-nav-text" tooltip>Context caching</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/imagen" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/imagen" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/imagen" ><span class="devsite-nav-text" tooltip>Imagen 3</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/tokens" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/tokens" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/tokens" ><span class="devsite-nav-text" tooltip>Tokens</span></a></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Prompting</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/gemini-api/docs/prompting-intro" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/prompting-intro" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/prompting-intro" ><span class="devsite-nav-text" tooltip>Intro to prompting</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/docs/prompting-strategies" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/prompting-strategies" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/prompting-strategies" ><span class="devsite-nav-text" tooltip>Prompting strategies</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/docs/file-prompting-strategies" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/file-prompting-strategies" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/file-prompting-strategies" ><span class="devsite-nav-text" tooltip>File prompting strategies</span></a></li></ul></div></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/semantic_retrieval" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/semantic_retrieval" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/semantic_retrieval" ><span class="devsite-nav-text" tooltip>Semantic retrieval</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/models/generative-models" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/models/generative-models" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/models/generative-models" ><span class="devsite-nav-text" tooltip>About generative models</span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/billing" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/billing" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/billing" ><span class="devsite-nav-text" tooltip>Billing</span></a></li> <li class="devsite-nav-item devsite-nav-experimental"><a href="/gemini-api/docs/openai" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/openai" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/openai" ><span class="devsite-nav-text" tooltip>OpenAI Compatibility</span><span class="devsite-nav-icon material-icons" data-icon="experimental" data-title="Experimental!" aria-hidden="true"></span></a></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/migrate-to-cloud" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/migrate-to-cloud" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/migrate-to-cloud" ><span class="devsite-nav-text" tooltip>Migrate to Cloud</span></a></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Additional resources</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/gemini-api/docs/ai-studio-quickstart" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/ai-studio-quickstart" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/ai-studio-quickstart" ><span class="devsite-nav-text" tooltip>Google AI Studio quickstart</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/docs/get-started/android_aicore" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/get-started/android_aicore" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/get-started/android_aicore" ><span class="devsite-nav-text" tooltip>Android (on-device)</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/docs/firebase-extensions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/firebase-extensions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/firebase-extensions" ><span class="devsite-nav-text" tooltip>Firebase extensions</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/docs/oauth" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/oauth" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/oauth" ><span class="devsite-nav-text" tooltip>OAuth authentication</span></a></li><li class="devsite-nav-item devsite-nav-experimental"><a href="/gemini-api/docs/learnlm" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/docs/learnlm" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/docs/learnlm" ><span class="devsite-nav-text" tooltip>LearnLM</span><span class="devsite-nav-icon material-icons" data-icon="experimental" data-title="Experimental!" aria-hidden="true"></span></a></li></ul></div></li> <li class="devsite-nav-item devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>Use cases</span> </div></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Applications</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/gemini-api/tutorials/pipet-code-agent" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/tutorials/pipet-code-agent" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/tutorials/pipet-code-agent" ><span class="devsite-nav-text" tooltip>Code assistant</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/tutorials/flutter-theme-agent" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/tutorials/flutter-theme-agent" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/tutorials/flutter-theme-agent" ><span class="devsite-nav-text" tooltip>Flutter code generator</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/tutorials/docs-agent" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/tutorials/docs-agent" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/tutorials/docs-agent" ><span class="devsite-nav-text" tooltip>Content search</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/tutorials/sql-talk" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/tutorials/sql-talk" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/tutorials/sql-talk" ><span class="devsite-nav-text" tooltip>Data exploration agent</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/tutorials/wordcraft" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/tutorials/wordcraft" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/tutorials/wordcraft" ><span class="devsite-nav-text" tooltip>Writing assistant</span></a></li><li class="devsite-nav-item"><a href="/gemini-api/tutorials/slides-advisor" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /gemini-api/tutorials/slides-advisor" track-type="bookNav" track-name="click" track-metadata-eventdetail="/gemini-api/tutorials/slides-advisor" ><span class="devsite-nav-text" tooltip>Slides reviewer</span></a></li></ul></div></li> <li class="devsite-nav-item devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>Troubleshooting</span> </div></li> <li class="devsite-nav-item"><a href="/gemini-api/docs/troubleshooting" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: 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project-icon="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/googledevai/images/touchicon-180-new.png" > <button> Send feedback </button> </devsite-feedback> <h1 class="devsite-page-title" tabindex="-1"> Generate text using the Gemini API </h1> <devsite-feature-tooltip ack-key="AckCollectionsBookmarkTooltipDismiss" analytics-category="Site-Wide Custom Events" analytics-action-show="Callout Profile displayed" analytics-action-close="Callout Profile dismissed" analytics-label="Create Collection Callout" class="devsite-page-bookmark-tooltip nocontent" dismiss-button="true" id="devsite-collections-dropdown" dismiss-button-text="Dismiss" close-button-text="Got it"> <devsite-bookmark></devsite-bookmark> <span slot="popout-heading"> Stay organized with collections </span> <span slot="popout-contents"> Save and categorize content based on your preferences. </span> </devsite-feature-tooltip> <div class="devsite-page-title-meta"><devsite-view-release-notes></devsite-view-release-notes></div> <devsite-toc class="devsite-nav" depth="2" devsite-toc-embedded > </devsite-toc> <div class="devsite-article-body clearfix "> <p> </p> <p><devsite-nav-buttons name="lang" param="always" type="filled"> <button value="python" default>Python</button> <button value="node">Node.js</button> <button value="go">Go</button> <button value="rest">REST</button> </devsite-nav-buttons></p> <p>The Gemini API can generate text output when provided text, images, video, and audio as input.</p> <p>This guide shows you how to generate text using the <a href="/api/rest/v1/models/generateContent"><code translate="no" dir="ltr">generateContent</code></a> and <a href="/api/rest/v1/models/streamGenerateContent"><code translate="no" dir="ltr">streamGenerateContent</code></a> methods. 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