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Anthropic adds Claude Opus 4.8, Sonnet 5, Haiku 4.5 to models table with pricing
Anthropic updated its models documentation to include Claude Opus 4.8, Sonnet 5, and Haiku 4.5 alongside Fable 5, replacing the previous Mythos 5 listing. Opus 4.8 is priced at $5/$15 per MTok (input/output), Sonnet 5 at $3/$15, and Haiku 4.5 at $1/$5. Haiku 4.5 supports extended thinking. This is a
Jul 1, 2026 (UTC)Views:5
Impact Assessment
Cost3
Reliability0
Migration2
Quality3
Compliance0
Sources
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Anthropic Models Docs
If you're unsure which model to use, start with Claude Opus 4.8 for complex agentic coding and enterprise work. For workloads that need the highest available capability, use Claude Fable 5 .
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