Claude Opus 4.8 is Anthropic's language model with a 1.0M context window and up to 128K output tokens, available from 7 providers, starting at $5.00 / 1M input and $25.00 / 1M output. A flagship Anthropic LLM in the Claude Opus tier at version 4.8, supporting adaptive reasoning, vision, tool use, file input, and web search across multiple geographic regions.
Specifications
Canonical IDanthropic-claude-4-8-opus
TypeLanguage
StatusActive
CreatorAnthropicAnthropic
Providers
Context Window1.0M tokens
Max Output128K tokens
Input ModalitiesImagePDFText
Output ModalitiesText
Reasoning Effortsdefaultxhigh
Release Date · 23 days ago
Knowledge Cutoff · 6 months ago
Benchmarks
Intelligence Index
Coding Index
GPQA
0.9
#7
HLE
0.5
#2
IFBench
0.6
#98
Time to First Token
32.22s
#476
SciCode
0.5
#8
LCR
0.7
#36
TerminalBench Hard
0.6
#3
TAU2
0.9
#29
Output TPS
66.2
#175

Capabilities

Input3/5
Text
Image
Audio·
Video·
PDF
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities7/13
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
ProviderStandardBatch
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Cache Write 5m
$ / 1M
Cache Write 1h
$ / 1M
Web Search
$ / request
Input
$ / 1M
Output
$ / 1M
Amazon Bedrock logo
Amazon Bedrock
global.anthropic.claude-opus-4-8
$5.00$25.00$0.5$6.25$10.00N/A
Anthropic logo
Anthropic
claude-opus-4-8
$5.00$25.00$0.5$6.25$10.00N/A$2.50$12.50
Azure AI Foundry logo
Azure AI Foundry
azure_ai/claude-opus-4-8
$5.00$25.00$0.5$6.25N/AN/A
Google Vertex AI logo
Google Vertex AI
vertex_ai/claude-opus-4-8
$5.00$25.00$0.5$6.25N/AN/A
OpenRouter logo
OpenRouter
anthropic/claude-opus-4.8
$5.00$25.00$0.5$6.25N/A$0.010
Snowflake logo
Snowflake
claude-opus-4-8
$6.00$30.00N/AN/AN/AN/A$3.00$15.00
Vercel AI Gateway logo
Vercel AI Gateway
anthropic/claude-opus-4.8
$5.00$25.00$0.5$6.25N/AN/A

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Claude Opus 4.81.0M$5.00$25.00Current
Claude Opus 4.8 Fast1.0M$10.00$50.00Available
Claude Opus 4.7 Fast1.0M$30.00$150.00Available
Claude Opus 4.71.0M$5.00$25.00Available
Claude Opus 4.61.0M$5.00$25.00Deprecating
Claude Opus 4.5410K$5.00$25.00Available
Claude Opus 4.1200K$15.00$75.00Deprecated
Claude Opus 4410K$5.00$25.00Deprecated
Claude Opus 4.6 AdaptiveAvailable
Claude Opus 4.5Available
Claude Opus 4.1Available

Other Models

ModelTierReleasedContextInput / 1MOutput / 1M
Claude Fable 5Fable1.0M$10.00$50.00
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
Claude Sonnet 4.6 Non-Reasoning Low EffortSonnet
Claude Sonnet 4Sonnet

Model IDs

anthropic-claude-4-8-opus
anthropic.claude-opus-4-8
anthropic/claude-opus-4-8
anthropic/claude-opus-4.8
au.anthropic.claude-opus-4-8
azure_ai/claude-opus-4-8
claude-opus-4-8
eu.anthropic.claude-opus-4-8
global.anthropic.claude-opus-4-8
jp.anthropic.claude-opus-4-8
publishers/anthropic/models/claude-opus-4-8
publishers/google/models/claude-opus-4-8
us.anthropic.claude-opus-4-8
vertex_ai/claude-opus-4-8
vertex_ai/claude-opus-4-8@default