Anthropic: Claude Opus Latest API
About
Build advanced reasoning agents with Anthropic: Claude Opus Latest, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $5.00/1M input and $25.00/1M output tokens, native tool calling support. Access Anthropic: Claude Opus Latest via the Kilo Gateway API with up to 128K output tokens.
Capabilities
Input Modalities
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Output Modalities
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Limits
Context Window
1.0M
Tokens
Input Limit
1.0M
Tokens
Max Output
128K
Tokens
Pricing
Standard (per 1M tokens)
Input
$5.00
Output
$25.00
Caching (per 1M tokens)
Read
$0.50
Write
$6.25
Frequently Asked Questions
Anthropic: Claude Opus Latest by Kilo Gateway costs $5.00 per 1M input tokens and $25.00 per 1M output tokens. Cached reads cost $0.50 per 1M tokens. Cache writes cost $6.25 per 1M tokens.
Model Details
ID
~anthropic/claude-opus-latest
Provider
Kilo GatewayFamily
claude-opus
Release Date
Apr 21, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
KILO_API_KEY
API Base URL
https://api.kilo.ai/api/gateway