Claude Opus 4.5
Claude Opus 4.5: a claude-opus model from Anthropic, ~200K context, knowledge cutoff 2025-05
Claude Opus 4.5 is a claude-opus model from Anthropic (~200K context, input around $5/1M tokens). Suitable for assistants, content generation, knowledge Q&A and business automation
starsCapabilities
visibilityVision understandingcodeFunction callingdata_objectStructured output
paymentsContext and pricing
Context limit200,000
Max output64,000
Knowledge cutoff2025-05
Input price$5/ 1M tokens
Output price$25/ 1M tokens
Cached input price$0.5/ 1M tokens
historyVersions and aliases
Model IDclaude-opus-4-5-20251101
Version dateNovember 1, 2025
Sourcemodels.dev
descriptionOverview
Overview
Claude Opus 4.5 is provided by Anthropic, model ID claude-opus-4-5
Key specs
- Context: 200K tokens
- Max output: 64K tokens
- Knowledge cutoff: 2025-05
- Input price: $5/1M
- Output price: $25/1M
Best for
Consider Claude Opus 4.5 when comparing context length, pricing, multimodal support and relay availability
lightbulbUse cases
- Image and multimodal Q&A
- Visual content analysis
- Document and screenshot understanding
thumb_upStrengths
- Very long context (~200K), good for long documents and codebases
- Supports image and multimodal input
- High single-response output limit (~64K)
infoLimitations
- Knowledge cutoff 2025-05; newer facts need external retrieval
- Pricing and availability vary by upstream and relay; verify with official docs and tests
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