Anthropic: Claude Opus 4.5 Pricing & Specs
Released: Unknown
OpenRouter Model ID
anthropic/claude-opus-4.5Anthropic: Claude Opus 4.5 is an API-access large language model from Anthropic priced at $5.00/1M input tokens and $25.00/1M output tokens with a 200k context window. Context caching reduces input costs to $0.50/1M for cache reads.
Economics (OpenRouter)
Input / 1M
$5.00
Output / 1M
$25.00
Est. Monthly Cost
$365.70
Based on current usage settings
Cache Read$0.50
Cache Write$6.25
Capabilities (models.dev)
ReasoningNo
Tool CallNo
Audio InNo
Audio OutNo
Modalitymultimodal
Context Window200k
Benchmarks (AA)
Intelligence Index
General reasoning and knowledge
—
Coding Index
Code generation & debugging
—
Math Index
Mathematical reasoning
—
Performance
—tokens/sec
* Median output throughput
Model ID: anthropic/claude-opus-4.5 • Data Sources: OpenRouter, Artificial Analysis, models.dev