Gemini API Multi-Turn Chat Breaking: Chat History Management Pitfalls and Fixes
When building multi-turn conversations with the Gemini API, longer chats cause token overflow, slowdowns, and context loss. Learn how to use ChatSession correctly with practical code examples for managing chat history.
Gemini API Returns Markdown — How to Get Plain Text Responses
Gemini API responses often contain Markdown symbols like **, ##, and -. Learn how to get clean plain text using response_mime_type, System Instructions, and post-processing with practical Python and TypeScript code examples.
Gemini API System Instructions Not Working — 4 Common Causes and How to Fix Them
Set up System Instructions but the model keeps ignoring them? This guide covers the 4 most common reasons why system prompts fail in Gemini API — from wrong parameter placement to multi-turn drift — with working code examples.
When Gemini Gems Ignore Your Instructions or Refuse to Save
Gemini Gems ignoring your custom instructions, failing to save, or resetting mid-conversation? This guide covers all 7 common issues with specific causes and fixes, plus a practical template for building Gems that actually work.
Veo API Not Working? Common Errors and How to Fix Them
Troubleshoot common Veo API errors including polling implementation mistakes, safety filter rejections, quota exceeded, and video file download failures. With working Python code examples.
Fixing Gemini API 'Model Not Found' Errors: A Complete 2026 Guide
Getting a 'model not found' or INVALID_ARGUMENT error in the Gemini API? This guide explains every cause and fix, including correct model names for 2026 and how to use generativelanguage.googleapis.com properly.
How to Fix Gemini API JSON and Structured Output Errors
Troubleshoot Gemini API JSON Mode and Structured Output errors including malformed JSON, schema violations, and truncated responses with step-by-step solutions and code examples.
Gemini API Practical Troubleshooting Guide — Master 2.5 Pro Rate Limits, Timeouts & Errors
Systematically troubleshoot Gemini 2.5 Pro API errors: 429 rate limits, 504 timeouts, 400 validation errors, and Safety Filter blocks. Learn production-ready solutions with retry strategies, streaming optimization, and cost-saving techniques.
Gemini 2.5 Pro API: Complete Production Troubleshooting & Optimization Guide
Master Gemini 2.5 Pro API for production. Complete error code reference, model configuration, streaming patterns, cost optimization, and load balancing strategies for stable, scalable deployments at generativelanguage.googleapis.com.
Vertex AI + Gemini Authentication Error Fix: Service Account & ADC Troubleshooting Guide
Struggling with Vertex AI Gemini authentication errors? This guide covers the most common causes—service account misconfiguration and ADC setup issues—with step-by-step solutions to get you unblocked fast.
Gemini Code Assist Outline Stays Empty: Seven Things to Check
Fix Gemini Code Assist Outline not showing suggestions, failing silently, or throwing authentication errors. Full coverage for VS Code and JetBrains—from plugin setup to enterprise IAM configuration.
Gemini Thinking Mode Is Slow or Not Responding: How to Fix It
Gemini 2.5 Pro or Flash Thinking mode too slow, freezing, or timing out? Learn the most common causes and practical fixes—including timeout configuration, streaming setup, and thinking_budget tuning.