Anthropic

Claude Opus 4.5

anthropic/claude-opus-4.5

JSON

Specification

Published by the vendor; the platform bills at the target's declared price.

Claude Opus 4.5

reasoning tools

Anthropic anthropic/claude-opus-4.5

Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...

Input $/1M: $5.00
Output $/1M: $25.0
Context: 200K
Max output: 64K
Released: Nov 24, 2025
Modalities: fileimagetext

Cached input reads $0.50 per 1M

On this deployment

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Not routable here yet

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targets.yamlyaml

# targets.yaml - declare a target that runs Claude Opus 4.5
targets:
  - id: claude-opus-4-5
    kind: llm
    name: Claude Opus 4.5
    metadata:
      model: anthropic/claude-opus-4.5          # links the target to this catalogue entry
    capabilities:
      domains: [general]
      supports_tools: true
      context_window: 200000
    cost:
      usd_per_1k_tokens: 0.015000

Price among Anthropic models

Input list price per million tokens; Claude Opus 4.5 is the 6th cheapest of 13 listed.

More from Anthropic

Other models by the same vendor in the catalogue.