Guides, tutorials, and updates on AI APIs, model comparisons, and developer tools.
142 articles
Learn GPT-5.6 Luna API pricing, 1,050,000-token context, and what OpenAI's July 18, 2026 Codex CLI context-window fix means for developers. Includes curl, Python, and Node.js examples.
OpenAI Codex CLI 0.144.6 corrected GPT-5.6 Sol, Terra, and Luna context windows to 272,000 tokens. Learn how to update, budget, and route GPT-5.6 coding agents safely.
Kimi K3 API access guide for developers: July 2026 launch facts, pricing, 1M context, reasoning_effort, vision input, code examples, and routing advice.
OpenAI Codex CLI 0.144.5 improved dangerous-command detection on July 16, 2026. Learn what it means for AI coding agents, approval modes, model costs, and safe API workflows.
Thinking Machines released Inkling, a 975B-parameter open-weights model, on July 15, 2026. Here's how to access it via API, self-host it, and what the pricing math looks like.
OpenAI Build Week opened July 13, 2026. Learn how to build Codex-style API workflows with GPT-5.6, GPT-5.3-Codex, hosted shell, code interpreter, pricing controls, and fallbacks.
DeepSeek will deprecate deepseek-chat and deepseek-reasoner on July 24, 2026. Learn how to migrate to deepseek-v4-flash and deepseek-v4-pro with pricing, code, and routing patterns.
OpenAI is retiring Atlas on August 9, 2026. Learn how to migrate browser-agent workflows to API-based agents using GPT-5.6, tools, fallbacks, and safer cost controls.
OpenAI moved Codex into the ChatGPT desktop app on July 9, 2026. Learn how developers should design GPT-5.6 Codex workflows, API routing, tool costs, and fallback paths.
OpenAI launched ChatGPT Work on July 9, 2026. Learn how developers can design GPT-5.6 workflow automation with tools, schedules, approvals, and cost controls.
OpenAI made GPT-5.6 generally available on July 9, 2026. Learn how to route API workloads across GPT-5.6 Sol, Terra, and Luna with pricing, code examples, and fallback patterns.
Meta launched Muse Spark 1.1 and the Meta Model API on July 9, 2026. Learn pricing, context window, routing patterns, and practical integration code for developers.
OpenAI introduced GPT-Live on July 8, 2026. Learn what full-duplex voice agents change, GPT-Realtime 2.1 pricing, WebRTC setup, architecture patterns, and cost controls.
CNBC reported on July 7, 2026 that Chinese AI models are gaining U.S. adoption as OpenAI and Anthropic costs rise. Learn practical API routing with GLM 5.2, DeepSeek V4 Flash, Claude Sonnet 5, and GPT
OpenAI Codex CLI 0.142.5 fixed Responses WebSocket payload logging on July 1, 2026. Learn how to secure AI coding agents, logs, and API traces.
Google released Nano Banana 2 Lite for the Gemini API on June 30, 2026. Learn pricing, model IDs, routing patterns, and curl, Python, and Node.js examples.
The best Claude API alternatives in 2026 compared: OpenRouter, Eden AI, and KissAPI. Pricing models, model coverage, compatibility, and who each one is for, with code examples.
Google shipped Gemini Omni Flash to the API on June 30, 2026. Learn how to generate and conversationally edit video at $0.10/sec, with pricing tables, curl, Python, and Node.js examples.
An honest KissAPI review for 2026: one OpenAI-compatible API key for Claude, GPT-5, and Gemini, pay-as-you-go pricing with no 5-hour windows, top-up credit tiers, and code examples.
How to build a unified LLM API gateway with fallback routing in 2026: one OpenAI-compatible key for Claude, GPT-5, and Gemini, automatic retries on 429s, and code examples in Python and Node.
Claude Code v2.1.200 changed permissions and fixed background agents. Learn how to run safer subagents, control token spend, and route API work in 2026.
Claude Sonnet 5 is live with 1M context, adaptive thinking, new tokenizer behavior, and launch pricing. Here is the practical API migration guide for developers.
DeepSeek open-sourced DSpark in July 2026. Learn what speculative decoding changes for AI API latency, cost, routing, and production app design.
Learn how to use Grok 4.3 on Amazon Bedrock with the right endpoint, model ID, and code examples. Practical setup, routing tips, and cost advice for developers.
Google's Gemini 3.1 Flash-Lite preview shuts down July 9, 2026. Learn how to migrate to the GA model, update endpoints, test quality, and control API costs.
Sakana AI launched Fugu and Fugu Ultra on June 22, 2026 — an orchestration model behind one OpenAI-compatible API. Here's how to call it, when to use it, and code examples in curl, Python, and Node.js
Google Gemini 3 Pro Image and Gemini 3.1 Flash Image appeared in API provider listings on June 18, 2026. Learn when to route image jobs to Pro, when to use Flash, and how to control costs.
Google says Gemini CLI and free Gemini Code Assist individual requests stop serving on June 18, 2026. Here is a practical Antigravity CLI migration guide for developers, with API routing, cost control
OpenAI Codex added Record & Replay and thread handoff on June 18, 2026. Learn how developers can turn repeatable AI coding workflows into reusable skills with API routing, cost controls, and fallback
A practical GLM-5.2 API access guide after Z.ai's June 2026 release: pricing, 1M context use cases, curl, Python, Node.js, routing, and cost controls.
OpenAI's LifeSciBench (June 17, 2026) shows why final-answer scoring isn't enough. Here's how to build rubric-based, multi-step LLM API evals for your own use case with Python and Node.js.
OpenAI released Codex CLI 0.140.0 on June 15, 2026. Learn how to use /usage, import Claude Code chats, set budgets, and route coding-agent API traffic safely.
A practical GPT-5.3-Codex API guide for 2026: pricing vs GPT-5.5, when to use the dedicated Codex model, and working curl, Python, and Node.js examples for agentic coding.
Set up Claude Opus 4.8 API access in Claude Code in 2026. Covers model pinning, effort settings, 1M context, cost controls, and curl, Python, and Node.js examples.
Learn how to build OpenAI-compatible API fallback routing for 429s, outages, model limits, and cost spikes. Includes curl, Python, Node.js, tables, and production rules.
A practical Gemini 3.5 Flash API cost optimization guide for developers. Learn routing rules, batching, caching, fallback patterns, and curl, Python, and Node.js examples.
Claude Fable 5 API guide for 2026. Model ID, pricing vs Opus 4.8 and GPT-5.5, 1M context window, prompt caching, and working curl, Python, and Node.js examples.
Learn how to compact AI coding agent context in 2026 without breaking task continuity. Includes practical rules, Python and Node.js examples, budget checks, and routing tips.
OpenRouter adds a markup on every credit purchase. Here are 7 cheaper unified API gateways for GPT-5, Claude Opus 4.8, and Gemini in 2026, compared on price, models, and tooling support.
Learn how to handle Gemini API rate limits in 2026 with exponential backoff, model fallback, queueing, and OpenAI-compatible backup routing. Includes curl, Python, and Node.js examples.
A practical Claude Code token budget automation guide for 2026. Learn how to estimate spend, enforce per-task budgets, add fallbacks, and prevent runaway coding-agent API bills.
Get reliable JSON from LLM APIs in 2026. Compare JSON mode, function calling, and strict schema constraints with working curl, Python, and Node.js examples.
A practical 2026 guide to AI API spending limits and budget guardrails. Per-key caps, circuit breakers, usage alerts, and production-ready Python and Node.js patterns to stop runaway agent bills.
A practical Claude Code MCP setup guide for developers: install local MCP servers, connect tools safely, route API calls, and control token costs in 2026.
Claude Opus 4.8 just launched. A developer guide to Opus 4.8 API access in 2026: what changed, how to call it via OpenAI-compatible endpoints, curl, Python, Node.js, extended thinking, and cost contro
Set up Qwen Code with a custom API key and OpenAI-compatible endpoint in 2026. Includes config steps, curl checks, Python and Node.js examples, routing tips, and cost controls.
Learn how Gemini Managed Agents work, when to use them instead of a normal chat API, and how to design tools, sandboxes, retries, and cost controls for production agent workflows.
Learn how to cut Claude Code API spend with subagents, model routing, context budgets, retries, and OpenAI-compatible gateway setup. Includes Python and Node examples.
A practical Claude Opus 4.7 API access guide for developers in 2026. Compare pricing, set up OpenAI-compatible endpoints, test with curl, Python, and Node.js, and control coding-agent costs.
Use GPT-5-Codex with Codex CLI through the Responses API or an OpenAI-compatible API gateway. Includes setup, environment variables, GitHub PR review examples, fallback rules, and cost controls.
Set up Claude Code in GitLab CI for automated merge request reviews in 2026. Includes YAML pipeline, API endpoint setup, token budgeting, diff filtering, and cost controls.
Set up Codex CLI in GitHub Actions for AI code review, test failure triage, and pull request summaries. Includes workflow YAML, curl checks, Python and Node.js examples, secrets, costs, and guardrails
Build a practical API fallback router for Codex CLI and other coding agents in 2026. Includes retry rules, model fallback strategy, token budgets, curl, Python, and Node.js examples.
Learn how to set up smart model routing for Gemini CLI in 2026. Route cheap tasks to fast models, coding work to stronger models, and fallback on rate limits without rewriting your tools.
Learn how to manage AI coding agent sessions in 2026: context windows, token budgets, branch-and-merge workflows, retries, API routing, and cost controls for Claude Code, Cursor, Codex, and Gemini CLI
Set up Claude Code Desktop with a custom API endpoint in 2026. Learn base URL options, API key configuration, model routing, curl tests, cost controls, and fixes for common errors.
GPT-5.5 doubled its API price. Anthropic killed flat-rate subscriptions. GitHub Copilot switched to token billing. Three cost hikes in one week — here's what smart developers are doing about it.
Compare GPT-5.5, Claude Opus 4.6, and Gemini 3.1 Pro API pricing in 2026 with real token math, routing advice, and code examples for developers.
Learn how to use OpenAI Background Mode with the Responses API for long-running AI jobs, polling, retries, idempotency, queues, and timeout-safe app architecture.
Compare the real API costs of Claude Code, Cursor, Codex CLI, and Gemini CLI in 2026. Includes token math, model routing tips, and OpenAI-compatible setup examples.
Learn how to use the GPT Image 2 API in 2026 with image generation, edits, pricing-aware workflows, curl examples, and production tips for developers.
Step-by-step OpenAI Realtime API voice agent tutorial for 2026. Learn when to use speech-to-speech vs chained audio, create client secrets, connect with WebRTC, and avoid common production mistakes.
Anthropic turns cybersecurity into the biggest AI story of the week with Project Glasswing, GLM-5.1 makes open-weight coding models harder to ignore, and billion-dollar capacity deals show where the r
Reddit spent the day on product trust: OpenAI wants ChatGPT to feel more like 4o again, Claude users are furious about limits and stability, and open-weight launches are arriving with licensing string
Set up GLM-5.1 in Claude Code the right way in 2026. Learn how Anthropic-compatible gateways work, which env vars to set, how to remap models, and how to test with curl, Python, and Node.js.
Anthropic's Mythos launch kicked off a fight over whether frontier security models really have a moat, Meta changed its release playbook again with Muse Spark, and Gemma 4 keeps making the case f
Set up GLM-5.1 in Cursor IDE with a custom OpenAI-compatible endpoint. Includes curl, Python, Node.js tests, exact settings to change, and fixes for the setup mistakes that waste the most time.
Anthropic's $30B run rate turns Claude into a real software business, OpenAI is pushing deeper into enterprise infrastructure, Meta changes its model strategy again, and local AI keeps getting harder
Learn how to use the GLM-5.1 API in 2026. Includes endpoint setup, pricing reference, curl/Python/Node.js examples, and practical tips for agentic coding workloads.
Anthropic's Mythos turns cybersecurity into the main event, Claude's subscription clampdown forces developers to face real API economics, and local plus low-cost models keep getting stronger.
Learn how to set up Gemini CLI in 2026. Install it with npm or Homebrew, choose the right auth method, run headless prompts, and fix the setup errors that trip up most developers.
Anthropic's reported $30B revenue run rate turns Claude into a real enterprise business, Meta heads back to open source, xAI goes cheap with Grok, and local AI tooling finally feels usable.
Learn how to connect Codex CLI to a custom OpenAI-compatible API endpoint in 2026. Includes quick setup, config.toml profiles, curl/Python/Node.js tests, and the mistakes that cause model-not-found or
Anthropic tightens third-party tool access, DeepSeek V4 heats up the price war, Gemini keeps climbing in the benchmarks, and QuitGPT shows the trust crisis is not going away.
Step-by-step guide to connect Aider to Claude through an OpenAI-compatible endpoint. Includes environment variables, model naming, curl/Python/Node.js tests, and fixes for common setup errors.
Gemma 4 dominates Reddit’s open-model chatter, Chinese open models climb toward 30% of usage in some weeks, and GPT-5.4 vs Claude Opus 4.6 looks more like a routing problem than a knockout.
Hands-on Qwen 3.6 Plus API guide for 2026. Learn pricing, model IDs, OpenAI-compatible setup, and working curl, Python, and Node.js examples.
Anthropic cuts off Claude subscription use in third-party harnesses, Mythos still hangs over the market, and open models like Gemma 4 and Qwen keep pushing pricing pressure higher.
Hands-on Gemma 4 API guide for 2026. Learn model sizes, pricing, OpenAI-compatible setup, and working curl, Python, and Node.js examples.
Daily AI intelligence: Alibaba drops Qwen 3.6-Plus with 1M context rivaling Claude Opus. OpenAI raises $122B and switches Codex to token pricing. Claude Code leak fallout continues.
Gemini 3.1 Pro vs GPT-5.4 API comparison for developers in 2026. Side-by-side benchmarks, pricing breakdown, code examples, and practical guidance on when to use each model.
Daily AI intelligence: QuitGPT boycott hits 4 million supporters, Claude Code's 512K-line source leak forces enterprise security audits, and the ChatGPT-to-Claude migration wave picks up speed.
Step-by-step guide to using Google's Gemini 3.1 Pro API with Cursor IDE in 2026. Configure custom endpoints, compare pricing vs Claude and GPT-5.4, and start coding with the best price-performance mod
Anthropic officially confirms Claude Mythos after a data leak exposes its next-gen model. Claude Code users revolt over quota limits. Google launches Veo 3.1 Lite at half the price. GPT-5.5 pretrainin
Complete guide to Google's Gemini 3.1 Pro API in 2026. Pricing ($2/$12 per 1M tokens), 1M context window, Python and Node.js code examples, and how to access it through OpenAI-compatible endpoints.
Anthropic accidentally ships Claude Code's entire source code via npm. Microsoft pairs GPT and Claude in Copilot. The leak reveals Capybara models, KAIROS daemon mode, and anti-distillation defenses.
Complete guide to the DeepSeek V3.2 API in 2026. Setup instructions, pricing breakdown, Python and Node.js code examples, thinking mode, and tool-use integration. The cheapest reasoning model availabl
Daily AI intelligence briefing: GPT-5.4 mini and nano push cheap subagents into the mainstream, OpenAI acquires Astral, ChatGPT adds product discovery, and Anthropic leans harder into paid tiers.
A practical comparison of GPT-5.4 mini and Claude Sonnet 4.6 for developers. Pricing, code examples, routing strategy, and when each model is the better buy.
Set up Claude Opus 4.6 in Cline the right way. Learn which provider to pick, how to test your API key with curl, Python, and Node.js, and how to avoid the setup mistakes that make agentic coding slow
Daily AI intelligence briefing: Anthropic accidentally reveals Mythos and a new Capybara tier, Claude tightens peak-hour limits, TurboQuant speeds up local inference, and AI bots pass humans online.
Set up GPT-5.4 in Cursor IDE with your own OpenAI-compatible API endpoint. Includes curl, Python, Node.js tests, exact settings to change, and fixes for the setup mistakes that waste the most time.
Daily AI intelligence briefing: ARC-AGI-3 launches with frontier AI at 0.26%, Claude usage jumps 1,487% amid reliability complaints, OpenAI shuts down Sora, and DeepSeek rumor season heats up.
Learn how to connect OpenCode to any OpenAI-compatible API in 2026. Custom provider setup, opencode.json examples, curl/Python/Node.js tests, and fixes for the most common errors.
Daily AI intelligence briefing: OpenAI shuts down Sora video generator, LiteLLM suffers supply chain attack, ARC-AGI-3 benchmark launches with humbling results, Claude usage surges 1,487%, and DeepSee
Compare reasoning model APIs in 2026: OpenAI o3, DeepSeek R1, and Claude Extended Thinking. Pricing, benchmarks, code examples, and when to use each for chain-of-thought tasks.
Daily AI intelligence briefing: OpenAI shuts down Sora video generator, Disney drops $1B investment, LiteLLM compromised by TeamPCP supply chain attack, LM Studio malware concerns, and the subsidized
Complete guide to using Llama 4 Scout and Maverick via API in 2026. Covers pricing, benchmarks, Python and Node.js code examples, and how to access both models through an OpenAI-compatible endpoint.
Daily AI intelligence briefing: Musk announces $20B Terafab chip factory, Pentagon adopts Palantir Maven as core military AI, Blue Origin files for 51,600 orbital data center satellites, and Zuckerber
Set up Claude Code in GitHub Actions the right way in 2026. Install the GitHub app, choose OAuth vs API key, tighten permissions, and automate PR reviews without surprise bills.
Learn a production-ready AI API idempotency and retry strategy for 2026. Prevent duplicate charges, handle 429/5xx safely, and ship resilient Python and Node.js clients.
Learn how to use Claude prompt caching to cut API costs in 2026. Practical patterns, token math, and production-ready curl, Python, and Node.js examples.
Today’s AI Intel briefing: OpenAI folds ChatGPT, Codex, and Atlas into one superapp, the Pentagon’s Anthropic fight escalates, NVIDIA doubles down on Vera Rubin, and Reddit builders swap Qwen 3.5 and
A practical OpenAI Responses API rate limit handling guide for 2026. Learn 429 recovery, Retry-After logic, token-aware queues, adaptive concurrency, and fallback patterns with curl, Python, and Node.
OpenAI merges ChatGPT, Codex, and its browser into one desktop superapp. The Pentagon struggles to replace Claude despite blacklisting Anthropic. NVIDIA's Vera Rubin targets $1 trillion in orders. Min
OpenAI's ChatGPT head calls current pricing 'accidental' as a $100 Pro Lite tier leaks. A mystery trillion-parameter model on OpenRouter fuels DeepSeek V4 speculation. Meta shuts down Horizon Worlds V
Compare the real API costs of Claude Code, Codex CLI, and Gemini CLI in 2026. Breakdown of token usage, monthly bills, and how to cut coding agent costs by 60%+ with BYOK setups.
Daily AI intelligence briefing: OpenAI launches GPT-5.4 Mini and Nano for budget workloads, Reddit users slam ChatGPT quality decline, Zhipu's GLM-5 Turbo is the first model built exclusively for AI a
Complete guide to GPT-5.4 mini and nano APIs. Compare pricing, benchmarks, and context windows. Includes Python and curl code examples for both models.
Daily AI intelligence briefing: Mistral Small 4 launches as a 119B MoE under Apache 2.0, Anthropic sues the US government over blacklisting, NVIDIA unveils Nemotron 3 for agentic AI, Sora 2 API opens
Step-by-step guide to setting up your own API key (BYOK) with Cursor, Cline, and Claude Code in 2026. Cut your AI coding costs by 60-80% with a custom endpoint.
Learn how to build a custom MCP server in Python using FastMCP. Connect Claude Code, Cursor, and other AI tools to your own APIs, databases, and services with working code examples.
Daily AI intelligence briefing: Anthropic sues Trump administration over Pentagon blacklist, Claude reaches #1 on App Store with 11M daily users, OpenAI puts ads in ChatGPT free tier, and GPT-5.4 laun
Daily AI intelligence briefing: Meta delays Avocado model to May and considers licensing Gemini, Morgan Stanley warns of imminent AI breakthrough, rogue AI agents bypass security to leak passwords, an
Complete guide to the Qwen 3.5 model family in 2026. Covers all 10+ models from 0.8B to 397B, API pricing across providers, setup with Python and Node.js, and local deployment with Ollama.
Daily AI intelligence briefing: Manus backend lead abandons function calling for CLI-based agents, llama.cpp MCP merge brings tool use to local LLMs, Nemotron 3 Super processes 1M tokens on M1 Ultra,
Daily AI intelligence briefing: ChatGPT boycott accelerates with 295% uninstall spike, Anthropic fights back against Trump admin blacklist, Claude Code pulls ahead of Codex, and yesterday's Claude out
Daily AI intelligence briefing: QuitGPT protests go weekly in San Francisco, GPT-5.4 charges double past 272K tokens, Claude's 180% growth shows no signs of stopping, and DeepSeek V4 rumors heat up.
Learn how to stream responses from OpenAI, Claude, and other AI APIs in Python and Node.js. Complete code examples with error handling, token counting, and real-time UI updates.
Daily AI intelligence briefing: Claude overtakes ChatGPT in app stores with 11M daily users, Anthropic doubles revenue to $20B run rate, GPT-5.4 pricing shakes up the API market, and SaaS developers s
Complete guide to Qwen3-Coder API in 2026. Compare Qwen3-Coder-Next vs standard, set up API access in Python and Node.js, and learn how to run it locally with Ollama or via cloud API.
Daily AI intelligence briefing: OpenAI's robotics head resigns on principle over Pentagon deal, Alibaba's ROME agent escapes sandbox to mine crypto, Cursor doubles revenue to $2B ARR, and GPT-5.4 laun
Weekly AI roundup: The QuitGPT boycott passes 2.5M supporters as OpenAI launches GPT-5.4 into a trust crisis. Claude holds App Store #1. Qwen 3.5 proves open-source can match frontier. Plus: AI agents
DeepSeek V4 vs Claude Sonnet 4.6 API comparison for developers in 2026. We compare pricing, benchmarks, context windows, coding performance, and real-world usage to help you pick the right model.
Daily AI intelligence briefing: Claude hits #1 on App Store across 5 countries as the QuitGPT boycott snowballs, DeepSeek V4 misses its launch window, and OLMo Hybrid 7B proves open-source isn't slowi
Complete GPT-5.4 API guide with setup instructions, pricing breakdown for all three variants, and working code examples in Python and curl. Covers computer use, tool search, and 1M context window.
Step-by-step tutorial: build an AI-powered code review bot using GitHub Actions and Claude/GPT-5 API. Catches bugs, suggests improvements, and posts inline comments on every PR.
OpenAI launches GPT-5.4 with 1M token context and native computer use. The QuitGPT boycott crosses 2.5M supporters. Claude stays #1 on the App Store. Your daily AI intelligence briefing.
Daily AI intelligence briefing: The QuitGPT movement explodes after OpenAI's Pentagon deal, Anthropic doubles revenue to $20B, GPT-5.4 leaks surface, and the API price war intensifies.
Step-by-step guide to setting up Claude Code with a custom API key and endpoint. Use third-party providers, save money, and bypass regional restrictions.
Complete guide to accessing DeepSeek V4 API in 2026. Covers pricing, Python and Node.js code examples, model comparison with GPT-5 and Claude, and tips to cut costs with cache hits and off-peak discou
Learn how to use the Claude Agent SDK for Python to automate coding tasks, build custom tools, and orchestrate AI agents programmatically. Step-by-step tutorial with code examples.
Get started with Gemini 3.1 Pro API in Python. Learn streaming responses, thinking levels (low/medium/high), context caching, and how to cut costs. Full code examples included.
Learn how OpenAI-compatible APIs let you access Claude Sonnet 4.6, GPT-5, and other models through a single endpoint. Code examples in Python, Node.js, and curl.
Step-by-step tutorial to build a functional AI agent with Claude Sonnet 4.6 API in Python. Includes tool use, memory, and a complete working example you can run today.
A practical 2026 guide to handling Claude Code API rate limits with retry backoff, request queues, token budgeting, and graceful fallbacks. Includes curl, Python, and Node.js examples.
Head-to-head comparison of Claude Sonnet 4.6 and GPT-5 API for developers. Benchmarks, pricing, code examples, and practical recommendations for choosing the right model.
OpenAI retired GPT-4o, GPT-4.1, GPT-4.1 mini, and o4-mini in February 2026. Here's how to migrate your API code to GPT-5, pick the right replacement model, and avoid breaking changes.
Head-to-head comparison of Claude Sonnet 4.6 and Gemini 3.1 Pro for coding, reasoning, and API usage. Benchmarks, pricing, context windows, and which model to pick for your project.
Compare Claude Opus 4.6 and Sonnet 4.6 API pricing across providers in 2026. Learn how to access Claude API at up to 80% lower cost with pay-as-you-go API gateways. No subscription required.
Complete guide to accessing GPT-5 API in 2026. Compare GPT-5 models, pricing, and learn how to integrate GPT-5 into your applications using an OpenAI-compatible API gateway.
Step-by-step guide to configure Cursor IDE with Claude Opus 4.6 and Sonnet 4.6 API. Use an OpenAI-compatible endpoint for Claude in Cursor without an Anthropic account.