Developers
Everything tagged Developers.
41 articles
Topic Developers
Tutorial
What is cURL? The curl command, its options and how proxies fit in
What curl is, how the curl command works, which options matter, how to tell whether a command worked and how proxies fit in, with every command run on 10 October 2026.
October 10, 2026 · 18 min read
Use case
Proxies for Codex CLI: HTTPS_PROXY, the System Proxy Feature, and the Sandbox Network Proxy
How the Codex CLI takes a proxy, from its source and docs: the variables it reads, the system proxy feature, where SOCKS works, and the sandbox network proxy.
September 28, 2026 · 5 min read
Use case
Proxies for Cohere: Why the Python SDK Ignores HTTPS_PROXY, and Where a Proxy Goes Instead
Where a proxy goes for Cohere, from its SDK source and docs: why HTTPS_PROXY stopped working in the Python SDK, the fix, the TypeScript SDK and base URLs.
September 28, 2026 · 5 min read
Use case
Proxies for Gemini CLI: HTTPS_PROXY, MCP Servers, the Sandbox, and No SOCKS5
How Gemini CLI takes a proxy, from its source and docs: the four variables and their order, NO_PROXY, MCP servers, the proxied sandbox, and why SOCKS5 fails.
September 28, 2026 · 4 min read
Use case
Proxies for Llama: Model Downloads Through a Proxy in llama.cpp, Ollama and Hugging Face, and What the License Says
Where a proxy goes when you get and run Llama, from the source: why llama.cpp downloads skip HTTPS_PROXY, Ollama and Hugging Face settings, and the license.
September 28, 2026 · 5 min read
Use case
Proxies for Meta AI: The App, Meta Model API for Developers, and the Countries Meta Allows
Where a proxy goes for Meta AI, from Meta docs and policies: the app, Meta Model API for OpenAI clients and Claude Code, team limits, and the country rules.
September 28, 2026 · 5 min read
Use case
Proxies for Mistral: Vibe Code, the API SDKs, and the Proxy URL That Chat Apps Ask For
Where a proxy goes for Mistral, from its docs and source: /proxy-setup in Vibe Code, the Python and TypeScript SDKs, local models, regions and the terms.
September 28, 2026 · 7 min read
Use case
Proxies for OpenCode: HTTPS_PROXY, the Local Server Exception, and What Bun Does Underneath
How OpenCode takes a proxy, from its docs and source: the variables, the NO_PROXY entry for its own server, company CAs, WebSockets under Bun, gateways.
September 28, 2026 · 4 min read
Use case
Proxies for OpenRouter: The Base URL, a Network Proxy in Front, and What the Terms Say
What an OpenRouter AI proxy is, from its docs and SDK source: the base URL, a network proxy in front of your calls, the IP allowlist, regions and the terms.
September 28, 2026 · 7 min read
Use case
Proxies for Phind: Phind Went Offline at the End of January 2026, So No Proxy Reaches It, and Where to Go Now
Phind, the AI search engine for developers, has been offline since the end of January 2026. What the record shows, why no proxy helps, and where to go next.
September 28, 2026 · 3 min read
Use case
Proxies for Qwen: The API Base URL in Each Region, the DashScope SDK, and Claude Code on Qwen
Where a proxy goes for Qwen, from the Alibaba Cloud docs and SDK source: the base URL of each region, the key error no proxy fixes, the SDKs and Claude Code.
September 28, 2026 · 6 min read
Use case
Proxies for Stable Diffusion: Model Downloads Behind a Proxy in AUTOMATIC1111, ComfyUI and Hugging Face, the Stability API and the License
Where a proxy goes for Stable Diffusion, from the source: AUTOMATIC1111 downloads, ComfyUI, gated SD 3.5 files on Hugging Face, the API limit, the license.
September 28, 2026 · 4 min read
Guide
curl: (5) Could Not Resolve Proxy, and curl (97) Proxy Handshake Error: Causes and Fixes
curl exit 5 means curl could not use the proxy address it was given, very often -x typed for -X. Exit 97 is a failed SOCKS handshake. Every message, measured in curl 8.21 and 8.16.
August 24, 2026 · 11 min read
Guide
Docker Behind a Proxy: proxyconnect tcp, TLS Handshake Timeout, and x509 Errors Fixed
Docker has three proxy settings: the daemon's, the client's for containers, and Docker Desktop's. Which one each error points at, and the certificate fix.
August 24, 2026 · 7 min read
Guide
Git Proxy Settings: How to Set, Unset, and Fix Every Proxy Error
How git finds its proxy and which setting wins, measured with Git 2.51, how to set, disable and remove it, and the fix for each error, in the wording today's git prints.
August 24, 2026 · 9 min read
Guide
net::ERR_PROXY_CONNECTION_FAILED in Puppeteer, Playwright, and Selenium: Causes and Fixes
Which proxy mistake gives which net:: error in headless Chrome. Measured in ten cases: dead addresses, passwords, credentials in the URL, schemes Chrome rejects, refused tunnels. SOCKS5 logins, Docker and CI from the Chromium source and the docs.
August 24, 2026 · 7 min read
Guide
npm Proxy Settings and Errors: .npmrc, HTTPS_PROXY and SOCKS, Tested
What npm does with a proxy, measured in 42 setups on npm 11.8 and 10.9: which setting wins, why HTTP_PROXY and --proxy=false mislead, SOCKS5, the certificate fix, and what each error line means.
August 24, 2026 · 15 min read
Guide
pip Behind a Proxy: Fix "Cannot Connect to Proxy", 407, and Certificate Errors
How pip finds its proxy, the --proxy flag and pip.conf keys, and the fix for each error: cannot connect to proxy, 407 in the tunnel, and certificate verify failed.
August 24, 2026 · 8 min read
Explainer
Proxies for AI Coding Tools: Where Each One Takes a Proxy, With Our Lab Results
Where Claude Code, Cursor, Copilot, Cline, Gemini CLI, OpenCode, Zed and more take a proxy, what our labs found, and where the code they write needs one.
August 24, 2026 · 8 min read
Use case
Proxies for Civitai: the Country Blocks, Downloads, and the CLI Behind a Proxy
What Civitai allows by country and in its terms, how its downloads work, and how the official CLI takes a proxy, measured: reads yes, private proxies no.
August 24, 2026 · 6 min read
Use case
Proxies for Claude Code: HTTPS_PROXY, NO_PROXY and SOCKS, Tested on the CLI
How Claude Code takes a proxy, from the Anthropic docs and our test of version 2.1.283: which variable wins, what NO_PROXY misses, and why a SOCKS URL fails.
August 24, 2026 · 5 min read
Use case
Proxies for Cline: VS Code, JetBrains and the CLI, Tested Behind a Proxy
How Cline takes a proxy in VS Code, JetBrains and the CLI, from the Cline docs and our test of CLI 3.0.65: which variables work, no_proxy and SOCKS5.
August 24, 2026 · 5 min read
Use case
Proxies for Cursor: The Editor, the CLI and HTTP/2, Tested Behind a Proxy
How Cursor and its CLI take a proxy, from the Cursor docs, forum reports and our tests: HTTP/2 streaming, NO_PROXY, SOCKS5 and the settings to check.
August 24, 2026 · 6 min read
Use case
Proxies for DeepSeek: the Proxy URL, the API Behind a Proxy, and the Limits
The DeepSeek proxy URL people want is the official API address. How to put a real proxy in front of it in Python and Node, measured, and what it never changes.
August 24, 2026 · 5 min read
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