Anthropic: claude-opus-4-5

proprietary
Intelligence
Reasoning
Speed
Context
200K
Max output
64K
Input price
$5/1M tokens
Output price
$25/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode
Infrastructure
Streaming
Batch Processing

Details

Model IDanthropic/claude-opus-4-5
Creator Anthropic
Licenseproprietary
Statusactive
Typechat
Input modalitiestext
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window200K tokens
Max input—
Max output64K tokens
Reasoning tokens—
Knowledge cutoff
Training data cutoff
Release date
Sourceofficial

Pricing

Input
$5
Output
$25
Cache write
—
Cache read
—
Batch in
—
Batch out
—

Family Comparison: claude-opus

ModelContextMax outPricing
Anthropic: claude-4.5-opus-20251124——$5$25
Anthropic: claude-4.6-opus-20260205——$5$25
Anthropic: claude-opus-4-5-20250620——$5$25
Anthropic: claude-opus-4-5-20251101200K64K$5$25
Anthropic: claude-opus-4-5200K64K$5$25
Anthropic: claude-opus-4-61M128K$5$25
Anthropic: claude-opus-4.5——$5$25
Anthropic: claude-opus-4.6——$5$25
Azure OpenAI: claude-opus-4-5——$5$25
Azure OpenAI: claude-opus-4-6——$5$25
Google Vertex AI: claude-opus-4-5——$5$25
Google Vertex AI: claude-opus-4-6——$5$25
OpenRouter: anthropic/claude-4.5-opus-20251124——$5$25
OpenRouter: anthropic/claude-4.6-opus-20260205——$5$25
OpenRouter: anthropic/claude-opus-4.5——$5$25
OpenRouter: anthropic/claude-opus-4.6——$5$25
Anthropic: claude-opus-4-6-200k——$10$37.5
Anthropic: claude-3-opus-20240229——$15$75
Anthropic: claude-3-opus:beta——$15$75
Anthropic: claude-3-opus——$15$75
Anthropic: claude-4-opus-20250522——$15$75
Anthropic: claude-4.1-opus-20250805——$15$75
Anthropic: claude-opus-4-0200K32K$15$75
Anthropic: claude-opus-4-1-20250514——$15$75
Anthropic: claude-opus-4-1-20250805200K32K$15$75
Anthropic: claude-opus-4-1200K32K$15$75
Anthropic: claude-opus-4-20250514200K32K$15$75
Anthropic: claude-opus-4.1——$15$75
Anthropic: claude-opus-4——$15$75
Azure OpenAI: claude-opus-4-1——$15$75
Google Vertex AI: claude-3-opus@20240229——$15$75
OpenRouter: anthropic/claude-3-opus:beta——$15$75
OpenRouter: anthropic/claude-3-opus——$15$75
OpenRouter: anthropic/claude-4-opus-20250522——$15$75
OpenRouter: anthropic/claude-4.1-opus-20250805——$15$75
OpenRouter: anthropic/claude-opus-4.1——$15$75
OpenRouter: anthropic/claude-opus-4——$15$75
Anthropic: claude-opus-4-6-fast——$30$150
Anthropic: claude-opus-4-6-fast-200k——$60$225

API

GET/v1/models/cloudflare-ai-gateway/anthropic/claude-opus-4-5

Anthropic: claude-opus-4-5

anthropic/claude-opus-4-5
Changes · 3 entries
anthropic/claude-opus-4-5update1cd659eMar 24, 2026, 04:19 AM
modalitiesinput["text"]output["text"]
anthropic/claude-opus-4-5update2b100acMar 23, 2026, 05:30 AM
model_typechat
anthropic/claude-opus-4-5create7a4f1f6Mar 22, 2026, 05:43 AM