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Claude Opus 4 (latest)

anthropic/claude-opus-4-0

Flagship Claude model for deep reasoning, coding, and long-horizon agents

Source-linkedclaude-opusClosed weightsReleased 2025-05-22
Report data
Context window200K
Maximum output32K
Provider offers2
Knowledge cutoff2025-03-31
Capabilities

What this model supports

ReasoningYes
Tool callingYes
Structured outputNo
AttachmentsYes
Temperature controlYes
Open weightsNo
Creator
Anthropic
Family
claude-opus
Modalities
Image, Pdf, Text
License
Not documented
Release date
2025-05-22
Model ID
anthropic/claude-opus-4-0
Market availability

Provider pricing

Report price →
Providers offering Claude Opus 4 (latest)
ProviderProvider model IDContextInput / 1MOutput / 1MCached / 1MFeaturesAll pricing
Cloudflare AI Gatewayanthropic/claude-opus-4200K$15.000$75.000$1.500R T ·
View
{
  "cache_read": 1.5,
  "cache_write": 18.75,
  "input": 15,
  "output": 75
}
OrcaRouteranthropic/claude-opus-4200K$15.000$75.000$1.500R T ·
View
{
  "cache_read": 1.5,
  "cache_write": 18.75,
  "input": 15,
  "output": 75
}
Evidence

Published benchmark results

Aider Polyglot vs top 8 models
GPT-5
88.0
o3-pro
84.9
Gemini 2.5 Pro
83.1
o3
81.3
DeepSeek Reasoner
74.2
Claude Opus 4
72.0
o4-mini
72.0
Claude Opus 4 (latest)
72.0