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AWS's spec-driven agentic IDE and CLI — official replacement for Amazon Q Developer (EOL Apr 30, 2027). Features Claude Fable 5, Opus 4.8, Sonnet 4.6, Haiku 4.5 via AWS Bedrock. Spec-driven development with requirements.md → design.md → tasks.md workflow.

Supported Models

Claude Fable 5Claude Opus 4.8Claude Sonnet 4.6Claude Haiku 4.5

Key Features

  • Spec-driven development
  • IAM Policy Autopilot
  • AWS MCP Server
  • Multiple Claude models

Pros

  • Free tier with welcome bonus
  • Claude Fable 5 access
  • AWS native
  • Spec-driven workflow

Cons

  • New tool
  • AWS ecosystem lock-in
  • Q Developer EOL transition

Best Use Cases

AWS developmentSpec-first codingInfrastructure as code