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Model-specific guidance

Prompt guidance for Claude

Use an exact model name only when you can actually see it in the provider.

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Current models: Claude Fable 5 · Claude Sonnet 5 · Claude Opus 4.8 · Claude Haiku 4.5
Reviewed: 16 July 2026. Copy the exact model name shown in the provider's model picker.

Strong for

Long documents, careful writing, analysis and code

Best prompt approach

Separate context, task, rules and success criteria; use XML only when useful

Verify especially

Coverage, document references, code impact and provider age rules

Watch for

Check current age and product terms

Recommended approach

Claude

  • Describe the required result, not just the topic.
  • State useful context, constraints and clear success criteria.
  • Ask for essential missing information before conclusions are drawn.
  • Keep verified facts, uncertainty and assumptions visibly separate.

Steps to use

  1. Check the provider’s current terms and age requirements.
  2. Open a new chat with the selected AI.
  3. Paste the complete starter prompt and add source material separately.
  4. Answer essential questions, then use the verification prompt before relying on the result.