Anthropic
Claude Sonnet 4.6
Claude Sonnet 4.6 delivers strong reasoning, advanced coding capabilities, and native computer-use functionality. With adaptive thinking and a context window of up to 1 million tokens, it supports building reliable AI agents and large-scale automation workflows.
Pricing
| Billing unit | UniRoute | Market |
|---|---|---|
| Input | $0.85 | $3.00 |
| Output | $4.275 | $15.00 |
per 1M tokens
About this model
UniRoute provides a cost-efficient way to use the Claude Sonnet 4.6 API through a flexible credit system. Developers can purchase usage credits in advance and manage spending more predictably. Higher-tier top-ups include bonus credits, making it easier for teams to scale applications built on the Claude API while keeping costs under control.
Deep dive
Lower Cost Access to the Claude Sonnet 4.6 API
UniRoute provides a cost-efficient way to use the Claude Sonnet 4.6 API through a flexible credit system. Developers can purchase usage credits in advance and manage spending more predictably. Higher-tier top-ups include bonus credits, making it easier for teams to scale applications built on the Claude API while keeping costs under control.
Stable Infrastructure for High-Concurrency Applications
Applications using the Claude 4.6 Sonnet API often need to handle large numbers of requests. UniRoute is designed to support stable performance under high concurrency, helping maintain consistent response times. This makes it suitable for production environments such as AI agents, SaaS platforms, and developer tools built on the Claude Sonnet 4.6 API.
Clear API Documentation and Developer Support
UniRoute provides detailed documentation to simplify integration with the Claude Sonnet 4.6 API. Developers can quickly learn how to obtain and configure a Claude Sonnet 4.6 API key, send requests, and integrate the API into their applications. Clear guides and examples help reduce setup time and improve development efficiency.
Call it with one request
Works with the OpenAI SDK — just change the base URL.
curl https://api.uniroute.dev/v1/chat/completions \
-H "Authorization: Bearer $UNIROUTE_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "claude-sonnet-4-6",
"messages": [{ "role": "user", "content": "Hello!" }],
"stream": true
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