Blog
Articles on Claude Code, Codex, AI coding agents, and LLM cost control.
Codex Fast Mode: Everything Developers Need to Know in 2026 | TeamoRouter
Codex Fast mode (the /fast command) makes GPT-5.6, GPT-5.5, and GPT-5.4 respond up to 1.5x faster at 2-2.5x credit consumption. Here's how it works under the hood, how to enable it in the CLI and config.toml, what it costs, and when to use it.
DeepSeek Harness: A Deep Dive into the New Agent Framework | TeamoRouter
DeepSeek's Harness framework — 'Model + Harness = Agent' — is the engineering layer that turns raw LLMs into reliable coding agents. Here's what Harness does, why DeepSeek is building it, the five core modules, and how to get started with DeepSeek models today.
DeepSeek V4 Pro vs Claude Fable 5: Coding Benchmark 2026 | TeamoRouter
DeepSeek V4 Pro vs Claude Fable 5 head-to-head: SWE-bench, LiveCodeBench, Codeforces, agentic coding, and a real cost-per-task analysis. V4 Pro costs up to 57x less per output token, but Fable 5 dominates on long-horizon agent tasks. Which should you route where?
How to Use GPT 5.6 Sol Fast Mode via the TeamoRouter API | TeamoRouter
A practical guide to GPT 5.6 Sol Fast mode through the TeamoRouter API: what it is, what it costs, how to enable service_tier "fast" in Chat Completions and Responses API, project-wide defaults, streaming, and latency tuning.
Switching from Claude to DeepSeek V4 Pro: A Migration Guide 2026 | TeamoRouter
A step-by-step guide to migrating from Claude to DeepSeek V4 Pro in 2026. Compare costs, understand the Anthropic-to-OpenAI protocol change, configure Cline/opencode/OpenClaw, adapt your prompts, and set up a hybrid Claude+DeepSeek routing strategy.
Codex CLI vs Desktop App: Which Should You Use in 2026?
Codex CLI or Desktop App in 2026? Compare interface, authentication, features, network requirements, and pricing to decide which OpenAI Codex entry point fits your workflow.
Codex Request Blocked? Here Is Why and How to Fix It
Codex request blocked? Learn the difference between blocked, timeout, and quota errors, the most common causes, and step-by-step fixes — including how to route around regional blocks.
Codex Request Timed Out? 7 Fixes That Actually Work
Codex request timed out? Here are 7 fixes that actually work — from proxy and timeout config to API gateways and server-side causes. Diagnose and fix it fast.
Does Claude Work in China? How to Access Claude in 2026
Does Claude work in China? Short answer: not through official channels — but Chinese developers have working options in 2026. Compare VPN, mirrors, relay stations, and API gateways.
Is Codex an IDE? Codex CLI vs App vs Desktop Explained
Is Codex an IDE? No. Codex is an AI coding agent. Learn the difference between an IDE and Codex, and how the CLI, Web, Desktop App, and IDE plugin fit into your workflow.
Claude Code to Codex Migration Guide 2026: Transfer History, Settings, and Workflow
Moving from Claude Code to Codex in 2026? This guide covers migrating conversation history, custom commands, MCP servers, and API configs. Learn the fastest migration path with TeamoRouter as a unified gateway.
Codex on Windows: Common Issues and Solutions for PowerShell, WSL2, PATH, and Proxy
A comprehensive guide to common Windows Codex issues covering PowerShell execution policy, WSL2 setup, PATH configuration, proxy differences, Node.js version management, and more with practical command examples.