AnthropicVerified Active: September 18, 2026
Claude Opus 5API Pricing & Specifications
Anthropic's premier reasoning and creative problem-solving engine with 1M native context.
📊 Core Specifications & Pricing Rates
Standard Input
$5.00 / 1M tokens
Standard Output
$25.00 / 1M tokens
Cached Input
$0.5000 / 1M tokens
Cache Write
$6.25 / 1M tokens
Context Window
1M (1,000,000 tokens)
Max Output Tokens
128,000 tokens
Supported Capabilities:✓ Vision✓ Function Calling / Tools✓ JSON Mode✓ Deep Reasoning
📦 Asynchronous Batch API Supported: Official provider documentation offers a 50% discount on non-streaming 24h batch requests.
Live Workload Cost Estimator: Claude Opus 5
Adjust token volumes to simulate your exact monthly API bill.
Estimated 60% repeated context
Estimated Total Monthly Cost
Compare All Models in Calculator→$336.25/ month
$0.01345 per API request(Saves $101.25/mo with caching)
💡 Estimated Monthly Workload Scenarios
Academic & Scientific Research
$880.00/mo8,000 multi-paper literature syntheses (12,000 input, 2,000 output)
8,000 requests • 12000 in / 2000 out
⚖️ Head-to-Head Competitor Comparisons
Claude Opus 5 vs. Claude Sonnet 5
Opus 5 provides deeper synthesis and literary nuance at $5/$25, while Sonnet 5 offers exceptional code generation speed at $3/$15.
1.67x higher cost than Sonnet 5View Claude Sonnet 5 →
📜 Historical Price Changes & Updates
2026-08-28
Claude Opus 5 launched with expanded 1M context, 128K max output, and 90% cache read discount.
🔗 Verified Primary Sources
All pricing, token limits, and capabilities are cross-checked against official provider documentation and live API endpoints.