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Claude Opus 5

Claude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...

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Overview

Model specifications

Context
1,000,000 tokens
Maximum output
128,000 tokens
Architecture
text+image+file->text
Tokenizer
Claude
Knowledge cutoff
Not provided
Moderated
Yes
Capabilities

Input → Output

Input
textimagefile
Output
text
Reasoning

Yes · max · xhigh · high · medium · low

API

Supported API parameters

include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstemperaturetool_choicetoolsverbosity
Available providers

9 providers

Claude Platform on AWS

unknown
Context
1M
Maximum output
128K
Input
$5.00
Output
$25.00
Cache read
$0.500
Cache write
$6.25

Azure

unknown
Context
1M
Maximum output
128K
Input
$5.00
Output
$25.00
Cache read
$0.500
Cache write
$6.25

Anthropic

unknown
Context
1M
Maximum output
128K
Input
$5.00
Output
$25.00
Cache read
$0.500
Cache write
$6.25

Google

unknown
Context
1M
Maximum output
128K
Input
$5.00
Output
$25.00
Cache read
$0.500
Cache write
$6.25

Azure

unknown
Context
1M
Maximum output
128K
Input
$5.00
Output
$25.00
Cache read
$0.500
Cache write
$6.25

Amazon Bedrock

unknown
Context
1M
Maximum output
128K
Input
$5.00
Output
$25.00
Cache read
$0.500
Cache write
$6.25

Amazon Bedrock

unknown
Context
1M
Maximum output
128K
Input
$5.50
Output
$27.50
Cache read
$0.550
Cache write
$6.88

Google

unknown
Context
1M
Maximum output
128K
Input
$5.50
Output
$27.50
Cache read
$0.550
Cache write
$6.88

Google

unknown
Context
1M
Maximum output
128K
Input
$5.50
Output
$27.50
Cache read
$0.550
Cache write
$6.88
anthropic

models

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Claude Opus 5 (Fast)

Fast-mode variant of Opus 5 - identical capabilities with higher output speed at 2x pricing relative to regular Opus 5. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode

Context
1M
Input
text · image · file
Output
text
Input: $10.00Output: $50.00per 1M tokens
View model details →
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Claude Opus 5 (batch)

Claude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...

Context
1M
Input
text · image · file
Output
text
Input: $2.50Output: $12.50per 1M tokens
View model details →