AnthropicVerified Active: September 4, 2026
Claude Sonnet 4.6API Pricing & Specifications
The industry benchmark for software engineering, deep architectural refactoring, and agentic tool use.
📊 Core Specifications & Pricing Rates
Standard Input
$3.00 / 1M tokens
Standard Output
$15.00 / 1M tokens
Cached Input
$0.3000 / 1M tokens
Context Window
200K (200,000 tokens)
Max Output Tokens
8,192 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 Sonnet 4.6
Adjust token volumes to simulate your exact monthly API bill.
Estimated 60% repeated context
Estimated Total Monthly Cost
Compare All Models in Calculator→$201.75/ month
$0.00807 per API request(Saves $60.75/mo with caching)
💡 Estimated Monthly Workload Scenarios
AI Code Assistant / PR Reviewer
$450.00/mo20,000 monthly code reviews (3,500 input tokens, 800 output tokens)
20,000 requests • 3500 in / 800 out
⚖️ Head-to-Head Competitor Comparisons
Claude Sonnet 4.6 vs. GPT-5.5
Claude Sonnet 4.6 is 40% cheaper on input ($3.00 vs $5.00) and 50% cheaper on output ($15.00 vs $30.00).
1.7x cheaper inputView GPT-5.5 →
📜 Historical Price Changes & Updates
2026-07-20
Prompt cache read discount verified at 90% savings ($0.30 / 1M tokens).
🔗 Verified Primary Sources
All pricing, token limits, and capabilities are cross-checked against official provider documentation and live API endpoints.