How to connect models to an editor, an agent or a product, what it costs and what to check before the first request. Practical notes for people shipping AI features.
A Claude November 12 checklist for one evening: find hardcoded Anthropic keys, save your Claude Code settings, then set up and test a backup access route.
Claude not working or throwing errors? Tell an Anthropic outage from a key, account or region problem, check the status page and fix Claude Code.
How to export Claude chat history: the settings path, link lifetime, Team plan and Enterprise limits, what to do with the archive and what if you are banned.
Gemini CLI stopped serving individual users on 18 June 2026. What Google said, what Antigravity CLI is and what to use instead, such as Claude Code.
Move from Anthropic API to a gateway billed in rubles: what changes, URL and key swap, model mapping, streaming and tool tests, and a one-minute rollback.
Does Claude work in Russia? What the supported regions policy says, which products work directly or via a gateway and what is unclear before November 12.
How an AI model aggregator works as an LLM API gateway: five ways to reach model APIs, seven selection criteria, free options and a Python example.
Can you use ChatGPT 6 in Russia: what opens, how Free, Plus and Pro differ, where the official site is and how to call the GPT-6 API without a VPN.
Can you get Claude Code for free? It is not in the Free plan. What Anthropic gives away, the risk of free Claude Code repos and how to run it on free models.
Claude Code vs Codex: Opus 5.5 and Fable 5.1 against GPT-6.1 Sol and Astra, token prices, subscriptions and usage limits, plus a one-evening repo test.
Claude Cowork from Anthropic handles tasks with files and office documents. How it differs from Chat and Code, which plans and OS it needs and how to start.
Claude Desktop on macOS, Windows and Linux: where to download it, how to install, how to add MCP via claude_desktop_config.json and use the Gateway mode.
Claude Fable 5.1 shipped on 1 September 2026 at $10 and $50 per 1M tokens. How it differs from Fable 5 and Opus 5.5, and when the pricing pays off.
Claude usage limits on Free, Pro and Max: the 5-hour window, the weekly limit and the Fable cap. Claude Code limits, how to check what is left and what next.
Is Claude Opus 5.5 free? Not on the Free plan. What the subscription and the API price per 1M tokens are, how to buy access and use it from Russia.
Claude subscription plans in 2026: Pro at $20 a month or $17 billed yearly, Claude Max 5x at $100 and 20x at $200, Team seats, and when the API is cheaper.
Do you need a VPN for Claude? Anthropic policy follows the country, not the IP. What is known about account bans and how to use Claude without a VPN via API.
Which Codex models to use: GPT-6.1 Sol, Astra, Luna, GPT-6 Sol and GPT-5.6. Profiles, reasoning effort settings and a monthly token budget.
Where to download Codex officially: the Codex desktop app in ChatGPT, the CLI in one command and the VS Code extension. System needs and how to spot fakes.
DeepSeek V4.1 Flash against V4 Pro: 1M context, vision, vendor prices as of 29 October 2026, when Flash is enough and when to pay for Pro.
What DeepSeek free chat and apps include, which API limits are published, how to check the service status page and install the app without fakes.
DeepSeek Harness is an MIT-licensed coding agent. Desktop builds for macOS and Windows, npx launch, plugins, MCP and connecting models with an API key.
How to get a Gemini API key in Google AI Studio, the free quotas as of 29 October 2026, why access from Russia fails and how to call Gemini anyway.
Is GPT-6 Astra free? No, Free and Go get Luna. What ChatGPT plans cost, what to buy instead and how to pay per token through the API.
GPT-6 Astra is the OpenAI flagship released on 3 September 2026. How it differs from Sol and Luna, its API price and how to call it via the OpenAI SDK.
GPT Image 2 and version 2.5 from OpenAI: token pricing, what is free, API access without an OpenAI account, prompts that work and Nano Banana Pro compared.
Grok Imagine from xAI makes 1 to 15 second video up to 1080p with sound, plus still images. Usage limits, access from Russia and video calls by API.
Where to download Grok for Android, iPhone and PC: official Google Play and App Store links, SuperGrok prices, usage limits and why APK copies are risky.
The Kimi official website is kimi.com, with the API at platform.kimi.ai. Where to download Kimi, what is free and how K3 differs from K2.7 Code.
Kimi Slides builds a presentation from a topic or files on the K3 model. Step by step: style, prompt, edits, PPTX export, free credits and plans.
Kling AI 3.0 makes clips up to 15 seconds with sound, plans from $6.99, credits and Motion Control. Payment from Russia, Kling 4.0 and API access.
What Kling AI free gives on the Basic plan, what credits cost, how clips are limited and which free video generator works as an alternative.
Claude Code for beginners: install in five minutes, first commands, a subscription from $17 or token billing, access from Russia and what is truly free.
What is Claude AI from Anthropic: what it can do, which model versions exist as of 29 October 2026, what is free and how to use it from Russia via API.
The best AI for programming, matched to tasks: a table with October 2026 prices, free coding models, local options and how to test on your own code.
What is an MCP server, in plain words: the protocol that links AI to files and services. How to connect an MCP server to Claude Code and write one in Python.
Nano Banana free use as of 29 October 2026: limits in Gemini and AI Studio, why the API has no free tier and how to generate images cheaply.
Nano Banana Pro from Google: how it differs from Nano Banana 2, 2K and 4K output, where to use it officially and how to call the model through an API.
Which AI video generator to use: Seedance, Kling, Veo, Wan, Hailuo, PixVerse, Grok Imagine and Runway compared on length, sound, image to video and free use.
OpenClaw setup on macOS, Linux and Windows: install, configure the Gateway, connect a model by API key, agent safety, Ollama and a Hermes Agent comparison.
OpenCode setup on macOS, Linux and Windows: install, Zen and Go, the free models, adding your own API key as a provider, the config and prices.
How to run Qwen 3.8 27B locally under Apache 2.0: memory needs (Q4 is about 16.5 GB), quantization, Ollama and llama.cpp, and when an API is easier.
Qwen Image 2.1 from Alibaba: 7B parameters, 2K output, up to 10 references and a non-commercial license. Where to use it, local setup and alternatives.
Qwen Studio (chat.qwen.ai) is the official Qwen site and app from Alibaba: what is free, how access works from Russia and how to use Qwen 3.8 by API key.
Seedance 2.5 from ByteDance makes video up to 30 seconds with 50 references at 1080p. Changes from 2.0, what is free, seven prompts and API access.
What is vibe coding: building software by describing the task in plain words. Where the term came from, the risks and a first project with Claude Code.
Veo 3.1 from Google makes video with sound at 4, 6 and 8 seconds. What changed in the Gemini API after 22 October 2026, Flow, what is free and prompting.
Build an AI code review pipeline for every pull request: bounded context, checked findings, Claude and GPT routes, and merge rights stay with your team.
How to build an AI PR review bot and pick Claude vs GPT for it: a bounded diff, checks in the CI pipeline, a model table and draft findings, never auto-merge.
Run AI support automation on your own docs: build the knowledge base, add RAG, check each answer, hand off to a human and connect Claude or GPT by API.
Pick an LLM API for a Telegram bot that answers support: Claude, GPT, DeepSeek or Gemini, a minimal architecture, limits, human handoff and safe launch.
Claude Opus 5.5 vs Sonnet 5 and Fable 5.1 for the API, Claude Code and agent work: prices, a selection table and a first test request to run yourself.
An LLM API comparison of Claude, GPT, Gemini, DeepSeek, Qwen and GLM by workload: code, support, automation, plus a task table and a test you can run.
Cloud code review automation with Claude and GPT: secrets, budget, queues, model routing, quality checks and a safe way to post review comments.
Current LLM model IDs: Claude Opus 5.5, GPT-6, Gemini, DeepSeek, Qwen, GLM and image models, with a selection table and a /v1/models check.
How to pick among GPT 6 API models for the API and Codex: GPT-6.1 Sol, Astra, Luna, Sol and Terra, in a scenario table with no invented benchmarks.
GPT Image vs Nano Banana for image generation through an image API: versions 2 and 2.5 against Nano Banana, a scenario table, a first test and setup.
How to choose an LLM provider for customer support in chat and Telegram: split the tasks, compare providers, set up routing, safety and quality checks.
OpenAI lets you run Codex CLI with an API key and pay per token instead of a ChatGPT subscription. The config.toml setup, model choice and real costs.
Codex for free runs on the ChatGPT free plan with tight limits. The CLI is open source and the model is what you pay for: a plan or pay per token.
Install Codex CLI from the official docs: npm or Homebrew on Mac and Linux, Codex CLI Windows setup, a direct binary download and fixes for common errors.
Where to buy Codex access after OpenAI paused ChatGPT Pro 20x sales on 10 September 2026: who is unaffected and how to use Codex without a subscription.
How Codex usage limits work on Plus and Pro: the 5-hour and weekly windows, banked resets, when a limit reset happens and what to do mid-task.
Russia is not on the OpenAI list, so Codex in Russia does not work directly. What that means and how to connect with an API key, no VPN or OpenAI account.
How to get a DeepSeek API key, what deepseek-v4-pro and flash cost and why payment from Russia fails at the last step, plus a route that works.
DeepSeek not working while the status page is green? What the 14 September 2026 outage was and how to keep a fallback on another provider.
GLM 5.3 from Z.ai and its Flash version: a 1M-token context, Coding Plan tiers, official API prices and what is known about access from Russia.
Grok 4.7 is live in the API, Cursor, Grok Build and GitHub Copilot. How it differs from 4.6 and 4.5, what Heavy mode does and why Grok 5 is not out.
Grok 4.7, 4.6 and 4.5 models and xAI pricing from the docs: how to get a Grok API key, payment from Russia and what the OpenAI compatible endpoint means.
Why Grok in Russia is unavailable as an app, why SuperGrok payment with a Russian card fails, what opens without workarounds and what to use instead.
Kimi Code is a terminal coding agent on Kimi models. Install it on macOS, Linux and Windows, sign in with a plan or API key and compare it with Claude Code.
Kimi K3 from Moonshot AI: parameters, context, open weights and the official site. What Kimi Slides does and an honest task-by-task match against Claude.
Kimi subscription tiers Plus, Pro, Max and Ultra and API pricing for K3, K3.1 Pro and K2.6. What the terms say on sanctions and how to pay from Russia.
MiniMax H3 generates 2K video with native sound up to 15 seconds. Open weights and licence limits, API prices, running it in ComfyUI and MiniMax Music.
MiniMax M3 offers up to 1M tokens of context, a SWE-Bench Pro score and API pricing. MiniMax Code is now open source. Paying from Russia and Claude Code.
OpenRouter alternatives compared: no single service matches its model range and payment options. Selection criteria and when a focused gateway is enough.
OpenRouter payment from Russia is restricted: the 11 May 2026 email, the billing address error, official methods and the current way to top up OpenRouter.
The Qwen 3.8 lineup: Max, the open-weights 27B and Flash, the official Qwen Studio chat, API pricing as of September 2026 and weights against API.
Qwen Code CLI: the official install command for Windows, macOS and Linux, access plans, the Coding Plan Lite shutdown in March 2026 and Claude Code compared.
Claude alternatives in Russia compared: GigaChat, YandexGPT, DeepSeek and Qwen. What each handles, where it falls short and how to reach Claude itself.
Free vibe coding tools such as Cline, Aider, OpenCode and Continue are open source, but the model is on you. Where free ends and how to keep the bill low.
A Claude API router sits between your code and the models. What it does, how it differs from direct access and what to check before you pick an API gateway.
Seeing a Claude account not found message on claude.ai login? Three causes: a deleted account, a different sign-in method or revoked organization access.
Claude account suspended? The usual causes (region, payment, VPN, policy), how long it lasts, how to appeal to Anthropic and how to keep working meanwhile.
Two ways to get a Claude API key: the Anthropic console or codexkey. Where the key goes in Python, Node, Claude Code and Cursor, with copy-ready examples.
A Claude Code CLI commands cheatsheet: shell commands, the -p and --model flags, slash commands inside a session and hotkeys, checked against the docs.
Where the official Claude Code documentation lives, how to open the Russian version at code.claude.com/docs/ru and what to read if English is hard going.
Claude Code says your organization has disabled Claude subscription access? What it means, how an admin turns it back on, or how to switch to an API key.
Where to download Claude Code for Windows, macOS and Linux safely, how installers differ and how to verify it with claude --version and claude doctor.
Claude error 529 in Claude.ai or Claude Code means Anthropic servers are overloaded. What to do right now and how to stop running into it every day.
Codex CLI vs Cursor vs Claude Code: terminal or IDE, how autonomous each agent is, large repositories, price and how to connect each one with a single key.
The Claude invalid API key error (authentication_error, invalid x-api-key): a wrong or revoked key, another organization, stray whitespace or a wrong URL.
Paying Anthropic directly with an MTS Bank card fails. How to pay for Claude with an MTS card in rubles via YooKassa or SBP and how long top-ups take.
Vibe coding for 1C with Claude Code works only on a text configuration export. Setup via EDT or Designer, a CLAUDE.md for the config and mandatory review.
When vibe coding courses pay off and when they waste money. What you really need (git, reading code, tests, key hygiene) and learning on your own project.
Anthropic declines Russian cards, including any virtual card for Claude issued in Russia. The risks of foreign cards and a way to pay with no card at all.
What belongs in a CLAUDE.md file or AGENTS.md and what to cut: checkable commands and hard limits work, vague wishes and decision history get ignored.
Why AI agent costs reach thousands of dollars per developer a month, where token spend hides and how to set a spending cap per key and per task.
Coding agents are everywhere, yet trust in AI generated code is near zero. Why the gap exists and how to set up code review that does not rely on faith.
A leaderboard says little about your prompts. Benchmark LLMs on your own data with a small eval set: four steps, two or three metrics and no guessing.
Choose an LLM for the task with one rule: where Opus or Sonnet earn their price, where gpt-5.6-luna is enough and how to check it on your own numbers.
Running AI agents in CI on every commit inflates token spend. Where to hook the agent, how to narrow its scope and how to avoid paying twice for one diff.
Claude API error codes explained: 401, 400, 429, 500, 529 and overloaded. The cause of each, which requests to retry and how to tell your bug from an outage.
What a Claude API 429 error means, which rate limit you hit, how to retry with growing delay and jitter, and which response headers to read first.
Using Claude Code on legacy code nobody understands: map the code first, pin behaviour with characterization tests, then do refactoring in small steps.
Claude Code vs Cursor: a terminal agent and an AI editor solve different shapes of work. Where each wins, how to combine them and why one API key covers both.
Claude Opus 4.6 and Opus 4.7 are still callable. Who relies on pinning a revision for reproducibility, how the two differ and how to call each one by ID.
Claude Opus 4.8 stays as the automatic fallback for Opus 5 and a solid workhorse. When to pin this exact revision, how to call it and when to move on.
A Claude Opus 5 guide: how it differs from Opus 4.8, when it pays for itself, what it costs and how to call it in both API formats, Anthropic and OpenAI.
Opus 5 launched on 24 July 2026 at $5 and $25 per million tokens. The Claude Opus 5 price on real tasks, when you do not need it and how to trim your bill.
Claude Pro vs Max vs paying per token: Pro at $20, Max at $100 or $200, Team Premium per seat, and where the break-even sits against API pricing.
Claude Sonnet 4.6 is gone from the catalog. What to change in code and in the Claude Code and Cursor configs, where old IDs hide and what to test on Sonnet 5.
Claude Sonnet 5 against Opus 5: where Sonnet keeps up, where Opus is worth it, how it compares with Sonnet 4.6 and how to check the choice on your own data.
Claude vs GPT for coding, judged by task rather than hype: long context, agent work, speed, following the format and the cost of each iteration.
Cline VS Code setup: point the extension at a custom base URL instead of an Anthropic or OpenAI account, add the API key, pick a model, fix common errors.
When to pay for API access with crypto instead of a card: USDT, BTC and ETH, confirmation times, the network fee, the right chain and costly mistakes.
Seven ways to reduce Claude Code costs without hurting results: model choice per task, tighter context, shorter answers and per-key spending limits.
GPT-5.6 Luna costs $0.1 per million tokens. Where it shines: bulk classification, extraction, log parsing, format conversion, and where it falls short.
GPT-5.6 Sol costs $0.3 and Terra $0.2, covering what Luna cannot. How to choose between them and when Sonnet is the better pick instead.
LLM unit economics: cost per request is easy, but dialog length, retries and heavy users eat the margin. How to price a feature and not go negative.
Minimal LLM request logging: a request id, token usage and latency per call, links to key and user, what content to keep and how logs become budgets.
A 1M token context window does not mean you should fill it. When long context beats retrieval, when it is the other way round and what each costs.
Claude model deprecation follows a schedule. A migration checklist: where a forgotten model ID hides, how to pick the replacement and test it under load.
How to use an LLM in n8n via HTTP Request or a ready node, which n8n AI workflow patterns pay off, how to handle errors and keep cost control per node.
Moving to an OpenAI-compatible API: what changes, what stays, where it usually breaks and how to confirm in two minutes that the base_url swap worked.
Claude Opus 4.1 retired from the API on 5 August 2026. Which model to move to, where old model ID references hide and how to verify the migration.
Claude Opus versions compared at identical prices: how Opus 5, 4.8, 4.7 and 4.6 differ in practice, when to take the newest and how to switch in code.
Prompt caching explained: repeated instructions are billed on every request. When the cache pays off, when it hurts and what a cache write costs.
Prompting AI agents differs from chat: state the goal instead of steps, set constraints and stop conditions, describe tools precisely, avoid common traps.
RAG vs long context: searching a knowledge base and pasting the whole corpus differ in cost, accuracy and maintenance. How to choose, and the usual hybrid.
Reviewing AI generated code is hard because it looks convincing. Where defects hide: boundaries, deleted code, a failing test before the fix, change size.
Streaming LLM responses over SSE: where it clearly improves the UI, where it is extra complexity, how to assemble partial chunks and reconnect cleanly.
Tool use in practice: how to design a tool schema, run a multi-step loop and keep function calling stable in production, plus guarding against loops.
How to send images in LLM APIs, what resolution costs in tokens, where vision handles OCR well and which tasks the model gets wrong again and again.
What not to send to an LLM: secrets, personal data, code under NDA. What leaks, what it costs you and how to build a process that does not rely on discipline.
A Russian card declined by Anthropic is stopped by the processor at BIN level before the service sees it. How the decline works, why a VPN fails, what works.
Set up Zed and Continue.dev with a custom base URL instead of an Anthropic or OpenAI account: settings.json, the key, autocomplete and checks.
The best AI for vibe coding in 2026: Claude, GPT and Gemini plus vibe coding tools like Cursor and Claude Code, with prices and free combinations.
What the Claude 529 overloaded error means and how to ride it out: retry with backoff, plus 500, 429, 400, 401 and timeouts in Python and TypeScript.
Claude Code alternatives and Claude model replacements: Gemini, GPT, Qwen, DeepSeek, Cursor and Aider, the free options and a way to test them yourself.
Claude Code Skills are SKILL.md folders the agent loads on demand. How they differ from MCP servers and subagents, how to write one and where to find more.
How to install Claude Code on Windows 10 and 11: Node.js and npm, native PowerShell or WSL2, sign-in with an API key and fixes for the usual errors.
Claude in Russian: does it understand the language, how to make it answer in Russian, is there an official Russian site and how to use it without a VPN.
Claude vs Gemini: Claude leads in code and agents, Gemini wins on context window, multimodality and the free tier. Plus how access works from Russia.
Claude vs Qwen compared on code (Qwen Coder against Claude Code), price, open weights, Russian language quality and self-hosting. Which wins where.
Vibe coding with Claude: you describe the program and the model writes the code. Why Claude is strong at it, which tools to use and how to keep costs down.
The Claude Opus 4.8 API for hard reasoning, coding agents and long context: what changed, how to connect, a migration checklist and a routing scheme.
Use Opus 4.8 for coding agents as planner and reviewer while Sonnet and gpt-5.6-luna run the bulk steps: routing policy, evals and cost control rules.
Our referral program gives you a personal link and 5% of every top-up your invitee makes, credited to your balance automatically, with no coupons or expiry.
An AI coding agents comparison for 2026: Claude Code vs Cursor, Windsurf and GitHub Copilot by features, pricing, SWE-bench scores and real token spend.
Claude account banned or restricted? Why Anthropic blocks accounts, how a ban differs from a claude account suspended notice, how to appeal and keep working.
How CIS companies connect the Claude API for business without a foreign entity: pay in rubles via SBP, by card or crypto, and swap the SDK in one change.
Seven ways to reduce Claude API costs, each with code: prompt caching, model routing, Batch API, token budgets, prefill, tool use and a gateway.
How Claude API rate limits work in 2026: Anthropic usage tiers, the 429 error, exponential backoff, queues, model routing and prompt caching that helps.
How to use the Claude API from Russia without a VPN: why Anthropic blocks the region, which workarounds fail and how to connect with SBP payment in rubles.
How to run Claude Code in Russia without a VPN or Anthropic account: install on Windows, macOS and Linux, pay via SBP or a Russian card in 5 minutes.
Claude subscription vs API for a developer: Claude Pro, Max and pay-per-token priced on Opus and Sonnet workloads, plus how payment works from Russia.
How to pay for Claude from Russia in 2026: what gets declined, what works for Pro, Max and Claude Code, and API access in rubles via SBP, card or crypto.
Sonnet 4.6 vs GPT-4o for coding agents: long-context refactors, tool use accuracy, streaming TTFT, cost per solved task and where GPT-4o still wins.
OpenRouter for Claude against a focused Claude gateway: pricing, latency, payment, observability and when an OpenRouter alternative makes sense.
Claude API pricing across three model tiers: Sonnet 4.6, Opus 4.8 and gpt-5.6-luna. Input tokens against output, and where prompt caching really saves.
LiteLLM vs a managed gateway for Claude: the real TCO of a self-hosted proxy, on-call load, observability, who sees prompts and when self-hosting is required.
Helicone vs Portkey vs a full Claude gateway: an observability layer, a router and a gateway compared by features, pricing models and best use case.
How to use Claude in Cursor IDE via an OpenAI-compatible endpoint: API key, model aliases for Sonnet 5 and Opus 5, autocomplete and pay-as-you-go billing.
How to pay for Claude API access from Russia: SBP, a Russian card or crypto (USDT, BTC, ETH). Top up in rubles with no Anthropic account, then make a call.
Which Claude model to use for a task: Sonnet, Opus or Haiku by job type, context length, latency budget and price per call, with a routing pattern.
Claude prompt caching makes repeated input tokens up to 90% cheaper input. The price math, Python and TypeScript code, real production numbers and pitfalls.
Requesty for Claude: a multi-provider LLM router against a focused Claude gateway. Billing models, when routing matters, stability and payment methods.
Use the Claude API without an Anthropic account: who cannot sign up directly, what tightened in 2026 and how to connect through the OpenAI SDK or a base_url.
The Claude Batch API runs requests within 24 hours at a 50% discount. Which jobs fit, when to skip it, a worked price example, JSONL and result polling.
A full Claude Code setup: install Claude Code on Windows, macOS and Linux, set environment variables, use settings.json for a team and test the connection.
How to run Claude agent evals on Sonnet and Opus: a golden dataset from real traces, LLM as judge, a merge gate in CI and alerts when the model drifts.
Step-by-step RAG with Claude: when you need retrieval, using a 200K context and prompt caching, reranking, hybrid search and source citations.
Claude function calling in 2026: tool definitions, parallel calls, error handling, tool_choice and how tool use grows from one tool into a multi-step agent.
Claude Vision on Sonnet and Opus: formats and limits, what images cost, OCR, chart extraction, reading UI screenshots and prompt patterns for accuracy.
A practical guide to build an MCP server for Claude in TypeScript: why it beats raw tool definitions, how to test it and deploy it as a remote MCP over HTTP.
Claude API latency is TTFT plus generation time. Streaming, prompt caching, model choice and parallel calls together cut it by 60% in our measurements.
Fine-tuning Claude rarely pays off in 2026. What wins instead: long in-context examples, prompt caching, structured outputs and routing, with code.
Claude API streaming with SSE halves perceived latency. Event types, a Next.js route in TypeScript, async Python with httpx, backpressure and cancellation.
Get valid JSON from Claude without a json_mode: forced tool_use, Claude structured outputs from Pydantic and Zod JSON schema, and the response_format route.
Which Claude agent patterns still pay off in 2026: ReAct as the default, Plan-and-Execute for independent steps, Reflexion at three times the token cost.
Build a low-latency Claude voice agent: STT with Deepgram or Whisper, Sonnet or Opus, TTS with ElevenLabs. Latency budget, barge-in and a WebSocket bridge.
Claude API security for companies: the data path through a gateway, Anthropic data policy, two-layer PII redaction, logging, key rotation and GDPR.
Together AI vs Claude in production: open models such as Llama, Qwen and DeepSeek against a frontier model, price per quality and the OpenAI SDK switch.
Claude on AWS Bedrock brings IAM, VPC and enterprise contracts; a gateway brings pay as you go billing and a fast start. Prices, feature parity, latency.
Claude on Vertex AI sits next to Gemini under GCP IAM and VPC. When that helps and when a separate gateway with pay-per-use is simpler: price, features.
Migrate from OpenAI to Claude Sonnet 5 in production by swapping the base_url and model name: what changes underneath, evals first and a fallback pattern.
The Claude 200K context fits a codebase, yet input cost and lost in the middle still bite. Three strategies, a decision matrix and how we measured them.
Build a Claude customer support chatbot: knowledge base, system prompt, tool use, streaming, escalation to a human, evals and an honest cost estimate.
Build a Claude code review bot on Sonnet: diff parsing, severity tags, PR comments, CI integration and what to do with large diffs. Full TypeScript code.
How Claude Computer Use works, when it is worth it, how to build a Docker, xvfb and Playwright sandbox, what one task costs and how to handle flaky runs.
A Claude API cost calculator for four workloads: a chatbot, a coding agent, RAG and batch classification, with token pricing, caching and Batch API math.