This is a summary of the full tutorial published on howtostartprogramming.in.
TL;DR Claude 3.5 API gives you state‑of‑the‑art language models, simple Bearer authentication, and a pay‑as‑you‑go pricing tier that scales from prototyping to production. Follow these three steps and you’ll have a production‑ready chatbot running in under an hour. Step What to Do Key Details 1⃣ Get Credentials Create an Anthropic account → generate an API_KEY Store securely (env var ANTHROPIC_API_KEY or secret manager) 2⃣ Make Your First Call POST to https://api.anthropic.com/v1/messages Use model: "claude-3.5-sonnet" , JSON payload, Content-Type: application/json 3⃣ Deploy Wrap the call in a lightweight server (Node, Python, or Cloudflare Workers) → add rate‑limiting & logging → push to your preferred host Production pricing: $0.75 / M tokens (input) , $1.50 / M tokens (output) Quick‑Sta
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🔗 Claude 3.5 API tutorial for developers getting started 2026 — Full Guide with Code Examples
The full article includes:
- ✅ Step-by-step code examples (copy-paste ready)
- ✅ Complete working project (Spring Boot / Java)
- ✅ Common mistakes + fixes
- ✅ Production tips and benchmarks
- ✅ FAQ section
Published on How to Start Programming — practical AI and Java tutorials for developers.
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