
gemini-3.8-flash
API Overview
Gemini-3.8-flash is Google’s next-generation flagship large model, designed for advanced software engineering, automated agents, and high-density multimodal scenarios—a “high-IQ agile flagship” model. As the core workhorse of the 3.8 generation, this model further deepens its adaptive reasoning chains and sophisticated logical reflection mechanisms at the underlying algorithm level. When dealing with multi-file code debugging, terminal system manipulation, and complex multi-step task orchestration, it boasts exceptional self-correction capabilities, significantly reducing the hidden token overhead and human intervention costs associated with repeated trial-and-error.
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Core Capabilities
Another Leap Forward in Software Engineering and Agentic Coding: Specifically optimized for project-level DevOps and codebase refactoring. In the DeepSWE v1.1 software engineering evaluation, it achieved an outstanding score of 73.7% (a substantial improvement over version 3.7). In the Terminal-Bench 2.1 terminal environment test, it tied with top-tier flagship models at a high score of 89.4%.
Dynamic Adjustment of Reasoning Effort Across Multiple Levels: It supports native deep thinking as well as low-, medium-, and high-level reasoning configurations. When confronted with complex API orchestration and multi-step planning, the model thinks more carefully, dramatically improving the “first-pass accuracy” of complex agent tasks.
Omni-Modal All-Round Input (1M Ultra-Long Context): By default, it supports an ultra-long context of 1,048,576 (1M) tokens and delivers up to 65,536 (64K) tokens of deep output. It seamlessly accommodates text, images, audio, video, and PDF/scan document inputs, delivering outstanding performance in financial reporting and long-document inference.
Extreme System-Level Anti-Interference and Security: It demonstrates robust performance in prompt injection defense and security protection, providing highly reliable production-level safeguards for enterprise-grade back-end pipelines and automated tasks.
Playground
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