Developer & API Tools
Framework for building applications with language models
Editor's Pick
open-sourceFree Tier
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For Backend & Full-Stack Developers
Best AI Tools for Backend & Full-Stack Developers (2026)
4 AI tools hand-picked for developers and engineers — from code generation and debugging to API tooling, testing, and documentation automation.
4 tools curated
Prompt Engineering
Query language for working with large language models.
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open-sourceFree Tier
Developer & API Tools
API access to Claude AI models for building applications
New
paid
Developer & API Tools
Enterprise-grade API for Claude AI models
New
paid