Gemini 2.5 Flash preview 05-20 released, with multi-tool use and URL context tool

API updates:

• Launched support for custom video preprocessing using clipping intervals and configurable frame rate sampling.
• Launched multi-tool use, which supports configuring code execution and Grounding with Google Search on the same generateContent request.
• Launched support for asynchronous function calls in the Live API.
• Launched an experimental URL context tool for providing URLs as additional context to prompts.

Model updates:

• Released gemini-2.5-flash-preview-05-20, a Gemini preview model optimized for price-performance and adaptive thinking. To learn more, see Gemini 2.5 Flash Preview and Thinking.
• Released the gemini-2.5-pro-preview-tts and gemini-2.5-flash-preview-tts models, which are capable of generating speech with one or two speakers.
• Released the lyria-realtime-exp model, which generates music in real time.
• Released gemini-2.5-flash-preview-native-audio-dialog and gemini-2.5-flash-exp-native-audio-thinking-dialog, new Gemini models for the Live API with native audio output capabilities. To learn more, see the Live API guide and Gemini 2.5 Flash Native Audio.
• Released gemma-3n-e4b-it preview, available on AI Studio and through the Gemini API, as part of the Gemma 3n launch.