Claude Opus 5.5 is Anthropic's language model with a 1.0M context window and up to 128K output tokens, available from 9 providers, starting at $4.00 / 1M input and $20.00 / 1M output. A frontier large language model built for long-running agentic coding and complex knowledge work, offering adaptive reasoning with vision and tool-use capabilities.
Specifications
Canonical IDanthropic-claude-5-5-opus
TypeLanguage
StatusActive
CreatorAnthropicAnthropic
Providers
Context Window1.0M tokens
Max Output128K tokens
Input ModalitiesImagePDFText
Output ModalitiesText
Reasoning Effortsdefaultxhigh
Release Date · 22 days ago
Knowledge Cutoff · 5 months ago
Deprecation Date
Benchmarks
Intelligence Index
#1
HLE
#1
Time to First Token
#562
SciCode
#1
LCR
#5
Output TPS
#130

Capabilities

Input3/5
Text✓
Image✓
Audio·
Video·
PDF✓
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities8/13
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·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandardFastBatch
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Cache Write 5m
$ / 1M
Cache Write 1h
$ / 1M
Web Search
$ / request
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Cache Write 5m
$ / 1M
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Cache Write 5m
$ / 1M
Web Search
$ / request
Amazon Bedrock logo
Amazon Bedrock
global.anthropic.claude-opus-5-5
$4.00$20.00$0.2$5.00$8.00N/A—————————
Anthropic logo
Anthropic
claude-opus-5-5
$4.00$20.00$0.2$5.00$8.00N/A$8.00$40.00N/AN/A$2.00$10.00N/AN/AN/A
Azure AI Foundry logo
Azure AI Foundry
azure_ai/claude-opus-5-5
$4.00$20.00$0.2$5.00$8.00N/A—————————
Databricks logo
Databricks
databricks/databricks-claude-opus-5-5
$4.00$20.00$0.2$5.00$8.00N/A—————————
Google Vertex AI logo
Google Vertex AI
vertex_ai/claude-opus-5-5
$4.00$20.00$0.2$5.00$8.00N/A————$2.50$12.50N/AN/AN/A
OpenRouter logo
OpenRouter
anthropic/claude-opus-5.5
$4.00$20.00$0.2$5.00N/A$0.010————N/AN/AN/AN/AN/A
OpenRouter logo
OpenRouter
anthropic/claude-opus-5.5:batch
——————————$2.00$10.00$0.1$2.50$0.010
Perplexity logo
Perplexity
perplexity/anthropic/claude-opus-5-5
$4.00$20.00$0.2N/AN/AN/A—————————
Snowflake logo
Snowflake
claude-opus-5-5
$4.80$24.00N/AN/AN/AN/A————$2.40$12.00N/AN/AN/A
Vercel AI Gateway logo
Vercel AI Gateway
anthropic/claude-opus-5.5
$4.00$20.00$0.2$5.00N/AN/AN/AN/AN/AN/A—————
Vercel AI Gateway logo
Vercel AI Gateway
anthropic/claude-opus-5.5-fast
——————$8.00$40.00$0.4$10.00—————

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Claude Opus 5.51.0M$4.00$20.00Current
Claude Opus 5.51.0M$2.00$10.00Available
Claude Opus 51.0M$5.00$25.00Deprecating
Claude Opus 51.0M$2.50$12.50Available
Claude Opus 4.81.0M$5.00$25.00Available
Claude Opus 4.81.0M$2.50$12.50Available
Claude Opus 4.71.0M$5.00$25.00Deprecating
Claude Opus 4.71.0M$2.50$12.50Available
Claude Opus 4.61.0M$5.00$25.00Deprecated
Claude Opus 4.61.0M$2.50$12.50Available
Claude Opus 4.5410K$5.00$25.00Deprecating

Other Models

ModelTierReleasedContextInput / 1MOutput / 1M
Claude Haiku 5.5Haiku1.0M$0.100$0.500
Claude Haiku 5.5 BatchHaiku1.0M$0.050$0.250
Claude Sonnet 5.5Sonnet1.0M$2.00$10.00
Claude Sonnet 5.5 BatchSonnet1.0M$1.00$5.00
Claude Fable 5.1—1.0M$10.00$50.00
Claude Fable 5.1Fable1.0M$5.00$25.00
Claude Fable 5Fable1.0M$5.00$25.00
Claude Sonnet 5Sonnet1.0M$2.00$10.00
Claude Sonnet 5Sonnet1.0M$1.00$5.00
Claude Fable 5Fable1.0M$10.00$50.00

Model IDs

anthropic-claude-5-5-opus
anthropic.claude-opus-5-5
anthropic/claude-opus-5-5
anthropic/claude-opus-5.5
apac.anthropic.claude-opus-5-5
au.anthropic.claude-opus-5-5
azure_ai/claude-opus-5-5
bedrock_mantle/anthropic.claude-opus-5-5
bedrock_mantle/us-gov-west-1/anthropic.claude-opus-5-5
bedrock/us-gov-east-1/anthropic.claude-opus-5-5
bedrock/us-gov-west-1/anthropic.claude-opus-5-5
claude-opus-5-5
claude-opus-5-5-high
claude-opus-5-5-low
claude-opus-5-5-medium
claude-opus-5-5-xhigh
databricks/databricks-claude-opus-5-5
eu.anthropic.claude-opus-5-5
github_copilot/claude-opus-5.5
global.anthropic.claude-opus-5-5
jp.anthropic.claude-opus-5-5
openrouter/anthropic/claude-opus-5.5
openrouter/anthropic/claude-opus-5.5:batch
perplexity/anthropic/claude-opus-5-5
us-gov.anthropic.claude-opus-5-5
us.anthropic.claude-opus-5-5
vertex_ai/claude-opus-5-5
vertex_ai/claude-opus-5-5@default