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Claude Sonnet 5
A text-first Claude chat model on Rivya for implementation briefs, requirements review, and concise technical planning.
Why consider it
Paste the requirements and define scope, constraints, dependencies, and the acceptance standard.
- Best for
- Implementation briefs
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Claude Haiku 4.5
Anthropic's lightweight Claude AI chat model on Rivya. It is tuned for speed, cost efficiency, and stable day-to-day chat performance in high-frequency projects where you want Claude tone without premium spend.
Why consider it
Use Claude Haiku 4.5 for fast Claude chat, lightweight rewrites, quick summaries, and lower-cost daily assistant work.
- Best for
- Inbox triage and quick internal Q&A
Chat
Claude Fable 5
A text-first Claude chat model on Rivya for narrative reframing, audience-aware drafts, and structured editorial work.
Why consider it
Consider it when the credit note fits your next run: Base credits / 1M tokens: input 800, output 4,000.
- Best for
- Narrative reframing