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Tutorials, guides, and updates
Zed Setup with Claude and GPT via a Custom API Key
Connect Zed's Agent Panel to Claude and GPT with one APIVAI key: OpenAI- or Anthropic-compatible provider, exact api_url, settings.json, costs and fixes.
OpenCode Setup with Claude and GPT via a Custom API Key
Connect OpenCode to Claude and GPT with one APIVAI key: /connect, custom provider in opencode.json, exact baseURL for each format, model choice, costs, fixes.
Kilo Code with Claude and GPT: Custom API Provider Setup
Connect Kilo Code to Claude and GPT with one APIVAI key: Custom provider fields, the right Base URL for each Provider API, token limits, costs and fixes.
Goose with Claude and GPT: Custom API Setup (CLI & Desktop)
Run Goose on Claude and GPT with one APIVAI key: goose configure steps, the exact OPENAI_HOST and ANTHROPIC_HOST, env vars, model picks, costs and fixes.
Claude API Error Codes: 400, 401, 429, 529 and How to Fix
Claude API error codes explained: 400, 401 invalid x-api-key, 404, 413, 429 rate limits and 529 overloaded_error, with fixes, retry code and request IDs.
Claude Code Without a Subscription: Pay Per Token Instead
Run Claude Code with an API key instead of Pro or Max: which credential wins, two-variable setup, cost examples with caching and when a subscription is cheaper.
Claude Sonnet vs Opus vs Haiku vs GPT: API Cost Compared
Which Claude or GPT model to use and what it costs: token and cache prices, context sizes, and worked costs for a coding agent, a chatbot and a summary batch.
Cline Setup with Claude and GPT via a Custom API Key
Connect Cline in VS Code to Claude and GPT with one APIVAI key: OpenAI Compatible or Anthropic provider, exact Base URL, model choice, costs and error fixes.
Roo Code Setup with Claude and GPT via a Custom API Key
Set up Roo Code in VS Code with Claude and GPT through one APIVAI key: provider choice, exact Base URL, profiles per mode, model picks, costs and error fixes.
Aider with Claude and GPT via an OpenAI-Compatible API
Set up Aider with one key for Claude and GPT: env vars, model prefixes, .env file, model choice, cost examples and fixes for 401, 404 and empty replies.
Continue.dev with Claude and GPT: Custom API in config.yaml
Add Claude and GPT to Continue in VS Code or JetBrains: a ready config.yaml, apiBase rules for /v1, model choice, cost examples and fixes for 401 and 404.
Open WebUI with Claude and GPT via an OpenAI-Compatible API
Add Claude and GPT to Open WebUI with one OpenAI connection: exact URL and fields, Docker env vars, task model, RAG embeddings, costs and fixes for 401/404.
LobeChat (LobeHub) with Claude and GPT via a Custom API
Connect LobeHub (LobeChat) to Claude and GPT: custom provider or Anthropic URL, Docker env vars, model list, embeddings for files, costs and fixes.
Cherry Studio Setup: Use Claude and GPT via a Custom API
Add APIVAI to Cherry Studio as a custom provider: exact address, key and /v1 rules, the Anthropic option, model choice, real monthly costs and fixes for errors.
Chatbox Setup: Use Claude and GPT via a Custom API Provider
Set up Chatbox with APIVAI: API Mode, exact API Host and API Path, the /v1 rule for Claude, adding models, monthly costs and fixes for 401, 404, empty replies.
n8n with Claude and GPT: Custom API Base URL Setup
Connect n8n AI Agent nodes to Claude and GPT: OpenAI and Anthropic credential settings, the right Base URL, model choice, workflow costs and common fixes.
Dify with Claude and GPT via an OpenAI-Compatible API
Add Claude and GPT to Dify with the OpenAI-API-compatible plugin or the Anthropic plugin: exact fields, base URL, model choice, app costs and fixes.
Claude Code vs Cursor vs Codex CLI: Real Cost Comparison
What Claude Code, Cursor and Codex CLI really cost per day and per month for light, regular and heavy users, on subscriptions, the official API and APIVAI.
How to Switch from OpenRouter to APIVAI
Step-by-step guide to moving Claude and GPT calls from OpenRouter to APIVAI: base URL, key, model ID mapping, SDK and tool configs, testing and safe rollout.
Claude API Pricing Comparison 2026
Each Claude model's official API price beside APIVAI's: cache prices, token estimates and worked monthly costs for a chatbot, Claude Code and batch summaries.
How to Use Cursor with an Affordable AI API
Set Cursor's OpenAI base URL override to use Claude and GPT with a pay-as-you-go key, plus Cline, Continue and JetBrains setup, model choice, costs and fixes.
How to Set Up Claude Code with an Affordable API Provider
Step-by-step Claude Code setup with a custom base URL on Mac, Linux and Windows: a curl test, Codex CLI, model choice, monthly costs and common error fixes.
5 Affordable Claude API Options in 2026
Five Claude API options for 2026 compared on price, setup and payment: APIVAI, OpenRouter, AWS Bedrock, Google Vertex AI and Anthropic with prompt caching.
How to Use Claude Code and the GPT API Affordably
What drives Claude and GPT API costs, official vs APIVAI token prices, monthly cost examples, and setup for Claude Code, Cursor, Codex CLI and the SDKs.