Claude Opus 4 is an AI model from Anthropic. Claude Opus 4 with extended thinking mode enabled for maximum reasoning depth on complex, multi-step problems.
Specifications
Canonical IDanthropic-claude-4-opus-thinking
StatusActive
CreatorAnthropicAnthropic
Benchmarks
Intelligence Index
#118
Math Index
#111
MMLU-Pro
#14
GPQA
#145
HLE
#169
LiveCodeBench
#130
AIME
#36
IFBench
#158
Time to First Token
#72
SciCode
#146
MATH-500
#19
AIME 2025
#111
LCR
#260
TerminalBench Hard
#97
TAU2
#142
Output TPS
#307

Capabilities

Input0/5
Text·
Image·
Audio·
Video·
PDF·
Output0/5
Text·
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Claude Opus 51.0M$5.00$25.00Deprecating
Claude Opus 4.81.0M$5.00$25.00Available
Claude Opus 4.71.0M$5.00$25.00Available
Claude Opus 4.61.0M$5.00$25.00Deprecated
Claude Opus 4.5410K$5.00$25.00Deprecating
Claude Opus 4.1200K$15.00$75.00Deprecated
Claude Opus 4410K$5.00$25.00Deprecated
Claude Opus 4Current
Claude Opus 4.6 AdaptiveAvailable
Claude Opus 4.5Available
Claude Opus 4.1Available

Other Models

ModelTierReleasedContextInput / 1MOutput / 1M
Claude Sonnet 5Sonnet1.0M$2.00$10.00
Claude Fable 5Fable1.0M$10.00$50.00
Claude Fable 5.3Fable
Claude Mythos 5Mythos1.0M$10.00$50.00
Claude Sonnet 4.6Sonnet1.0M$3.00$15.00
Claude Haiku 4.5Haiku200K$1.00$5.00
Claude Sonnet 4.5Sonnet1.0M$3.00$15.00
Claude Sonnet 4Sonnet1.0M$3.00$15.00
Claude Sonnet 4.6 AdaptiveSonnet
Claude Sonnet 4.5Sonnet

Model IDs

anthropic-claude-4-opus-thinking
claude-4-opus-thinking