Guides

Observability for AI Agents: Prevent Costs, Boost Security

Autonomous AI agents represent a significant leap in automation, capable of planning and executing multi-step tasks. However, this power introduces...

Defending AI Agents: Mitigating Action-Oriented Data Injection

The rise of AI agents marks a significant shift in automation, empowering systems to autonomously plan and execute multi-step tasks using a suite of...

Architecting Durable AI Agents: Mastering Context & State with Model Context Protocol

The promise of AI agents—software that uses large language models LLMs to plan and execute multi-step tasks with tools—hinges on their ability to...

Prevent AI Agent Bill Shocks: Production Cost Control

AI agents promise to revolutionize automation, autonomously planning and executing complex tasks using large language models LLMs and external tools....

Managing Context Rot: Durable AI Agent Sessions

In the rapidly evolving landscape of AI agents, maintaining consistent and reliable performance across extended, multi-step tasks presents a...

AI Coding Agents: Boost Productivity & Understand Limitations

AI coding agents are transforming the developer workflow, moving beyond simple autocomplete to provide autonomous, multi-step assistance across the...

Model Context Protocol: Connecting AI Agents to Real-Time Data

The landscape of artificial intelligence is rapidly evolving, moving beyond static chatbots to sophisticated AI agents capable of planning, executing...

Building Production-Ready MCP Servers with AWS Bedrock & Mistral AI

The landscape of AI development is rapidly evolving, with AI agents moving from experimental prototypes to critical components of enterprise...

Timeless Security for AI Agents: Applying Proven Principles

The rapid evolution of AI agents is transforming how developers build applications, moving beyond simple chatbots to autonomous systems capable of...

Essential Credential Security for AI Agents: A Developer Guide

As AI agents become increasingly sophisticated and integrated into complex workflows, their ability to interact with external systems – from databases...

AI Agent Incident Response: Detecting Malicious Behavior

The rise of AI agents introduces a new frontier in cybersecurity, where autonomous systems can execute multi-step tasks and interact with complex...

Architecting Interoperable AI Agent Systems with MCP

Building sophisticated AI agent systems often hits a wall when agents need to communicate effectively with each other or integrate with diverse...

Building MCP-Compliant AI Agents: A Developer's Handbook

The rise of AI agents has ushered in a new era of autonomous software, capable of planning and executing multi-step tasks. However, the true power of...

Architecting Resilient AI Agents for Production Safety

As AI agents move from experimental prototypes to critical production systems, ensuring their safety and resilience becomes paramount. Unlike...

MCP Trust Boundaries: Vet Tools, Prompts, and Actions

MCP trust boundaries are the rules that define what an AI model, tool server, agent runtime, and human operator are allowed to see, decide, and do. In...

Least-Privilege Setup for AI Coding Agents

AI coding agents can save hours, but they can also turn a bad prompt, poisoned repo, or overpowered tool call into a real incident. The safest pattern...

Prevent Prompt Injection in AI Coding Agents

AI coding agents are vulnerable to prompt injection because they read and act on untrusted text from repos, docs, issues, search results, RAG stores,...

Safe AI Code Review When Human Review Gets Thinner

As teams lean harder on AI agents for coding, line-by-line human review stops scaling. The answer is not to ban agents or pretend a reviewer can still...

How to Sandbox AI Coding Agents Safely

AI coding agents are safest when you assume they will eventually run the wrong command, install the wrong package, or follow a malicious instruction...

How to Compare Two Texts and Find the Difference

Compare two texts online to find every difference instantly. Learn line vs word diff, how diff algorithms work, and how to read a diff with real examples.

How to Convert a HEX Color to RGB (and HSL)

To convert a HEX color to RGB, split the 6 digits into three pairs and convert each pair from base-16 to decimal. Here's the math, examples, and a free tool.

How to Convert a Unix Timestamp to a Date

To convert a Unix timestamp to a date, multiply seconds by 1000 and feed it to a date function. Covers JS, Python, SQL, UTC vs local, ISO 8601, and 2038.

How to Count Words & Characters in Text Online

To count words and characters online, paste your text into a free word counter. It instantly shows words, characters, sentences, and reading time.

How to Encode and Decode Base64 Online (Free Guide)

Encode and decode Base64 instantly online: paste your text, click, and copy the result. Learn how Base64 works, URL-safe variants, and why it isn't encryption.

How to Format and Beautify JSON Online (Free)

To format JSON online, paste it into a free in-browser formatter and click Format. Learn to beautify, minify, validate, and fix JSON errors.

How to Generate a Strong, Secure Password (2026)

Generate a strong, secure password by using 16+ random characters or a 4-5 word passphrase. Learn the entropy math, password managers, 2FA, and how passwords get cracked.

How to Generate a UUID (v4, v1, v7) — Full Guide

Learn how to generate a UUID in seconds. Covers UUID versions (v4, v1, v7), collision odds, UUID vs auto-increment IDs, and code for JS, Python, and SQL.

How to Generate an MD5 or SHA-256 Hash Online

Generate an MD5, SHA-1, or SHA-256 hash online by pasting text or a file into a free in-browser tool. Learn the differences and how to verify checksums.

How to URL Encode and Decode a String

To URL encode a string, replace unsafe characters with percent-codes (a space becomes %20); to decode, reverse it. Here is exactly which characters to encode.

MCP Security Checklist for Developers

MCP security starts with distrust by default: review every server, tool, and credential as if it could expose secrets, execute the wrong action, or be...

AI Agent Failure Modes Developers Must Prevent

AI agents do not usually fail in mysterious ways; they fail through a small set of recurring patterns that developers can observe, test, and reduce. In...

AI Coding Agent Guardrails: Safe-by-Design Guide

AI coding agents can be useful in production workflows only if you treat them like untrusted automation with constrained power. The safest approach is...

Best MCP Server Categories for Developer Workflows

MCP servers are one of the most useful building blocks in modern AI tooling because they let models interact with real systems through structured tools...

Build an MCP Server in Python for Claude Code

Building an MCP server in Python for Claude Code is mostly a matter of defining a few safe tools, running them over stdio, and registering the server...

Safe AI Coding Agents in Production: Practical Guardrails

AI coding agents can be used in production safely, but only when you treat them like powerful junior operators with fast hands and incomplete judgment....

What Is MCP? Model Context Protocol for Beginners

Model Context Protocol MCP is an open protocol that lets AI applications connect to external tools, data sources, and services through a standard...

Best Free Online Games You Can Play Without Downloading (2026)

Play 109 free online games instantly in your browser — no download, no sign-up, no paywall. The best puzzle, card, strategy, word, and arcade games, tested on desktop and mobile.

Claude Code vs Codex CLI vs Gemini CLI vs OpenCode: Which Coding Agent Wins in 2026?

The four biggest terminal coding agents compared: Claude Code, OpenAI Codex CLI, Google Gemini CLI, and OpenCode. Pricing, models, open-source status, MCP support, and which to pick.

How to Install MCP Servers in Claude Code (Step-by-Step)

Install MCP servers in Claude Code in under 2 minutes with the claude mcp add command. Covers local, project, and user scopes, .mcp.json, remote servers, and troubleshooting.

We Ranked 42 Open-Source AI Agents by GitHub Stars — Here's What the Data Says

OpenClaw has more GitHub stars than AutoGPT after months, not years. We pulled live star counts for 42 open-source AI agents — the rankings, the surprises, and what they say about where agents are headed.

Best Free AI Tools in 2026 (No Signup Required)

Discover 24+ best free AI tools in 2026 that require no signup. Categorized roundup covering writing, career, creative, and fun AI tools.

How to Convert CSV to JSON Online Free

Learn how to convert CSV files to JSON format online for free. Step-by-step guide covering CSV format rules, common errors, and bulk conversion tips.

How to Create Cron Expressions (Crontab Guide with Examples)

Learn cron expression syntax with examples. Complete crontab guide covering common schedules, pitfalls, timezone handling, and how to test cron jobs.

How to Decode a JWT Token (Without a Library)

Learn how to decode JWT tokens and understand their structure. Covers header, payload, signature, security tips, and common debugging techniques.

How to Write a Cover Letter with AI (2026 Guide)

Learn how to write a compelling cover letter using AI. Step-by-step guide covering structure, tone, what hiring managers look for, and common mistakes.

How to Create a QR Code Online Free (No Signup)

Generate QR codes for URLs, text, WiFi, and more — free, instant, and downloadable as PNG. Step-by-step guide with examples for 2026.

How to Test Regex Online (with Live Matching & Debugging)

Learn how to test and debug regular expressions online. Covers common regex patterns, flags, capture groups, and real-time match highlighting.

How to Write a Resume with AI in 2026 (Beat the ATS)

Step-by-step guide to using AI to tailor your resume for any job. Learn how ATS systems work and how to optimize your resume to pass automated screening.