Routin is an OpenAI-compatible AI API gateway that helps developers access multiple model providers through one API, with routing, usage analytics and transparent billing.

Which AI model families can teams compare on Routin?

Routin highlights current model families such as GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna, Claude Fable 5, claude-fable-5, GPT-5.5, GPT-5.4 mini, Claude Opus 4.8, Claude Sonnet 5, Gemini 3.5 Flash, Gemini 3.1 Pro Preview, DeepSeek Reasoner, Qwen3.7 Max, Grok 4.3, Mistral Medium 3.5, Mistral OCR 4 and other OpenAI-compatible chat, reasoning, image, audio, video and embedding models.

Can Routin work with OpenAI-compatible SDKs and coding agents?

Yes. Routin is designed for OpenAI-compatible integrations, including OpenAI SDK based apps, Codex, Claude Code, Cursor, Cline and other developer tools that can use a custom base URL and API key.

Does Routin show AI API pricing and context windows?

The public model catalog includes model provider metadata, pricing units, context windows, model types and token-based billing information where available.

What is the claude-sonnet-4-20250514 API used for?

claude-sonnet-4-20250514 is listed on Routin as a chat. Developers can evaluate its provider, context window, pricing fields and OpenAI-compatible access for production AI apps and agents.

Who provides claude-sonnet-4-20250514?

claude-sonnet-4-20250514 is associated with Anthropic in the Routin model catalog when provider metadata is available.

How do I call claude-sonnet-4-20250514 with an OpenAI-compatible client?

Create a Routin API key, set your OpenAI-compatible client base URL to the Routin API endpoint, and use claude-sonnet-4-20250514 as the model name when making chat, response or modality-specific requests supported by the model.

How is claude-sonnet-4-20250514 pricing evaluated?

Routin surfaces available pricing metadata for claude-sonnet-4-20250514, including input price, output price, billing unit, context tiers and cache-related prices when the provider exposes them.

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chat

Anthropic

claude-sonnet-4-20250514

Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%), Sonnet 4 balances capability and computational efficiency, making it suitable for a broad range of applications from routine coding tasks to complex software development projects. Key enhancements include improved autonomous codebase navigation, reduced error rates in agent-driven workflows, and increased reliability in following intricate instructions. Sonnet 4 is optimized for practical everyday use, providing advanced reasoning capabilities while maintaining efficiency and responsiveness in diverse internal and external scenarios. Read more at the blog post here

Pricing	Billing mode
Prompt	¥1.5000/1M tokens
Output	¥7.5000/1M tokens
5m cache write	¥1.8750/1M tokens
Cache hit	¥0.1500/1M tokens

#	AI Coding Agents Usage	Total Tokens	Requests	Success rate	Last active
#1	cURL / HTTP Client Language SDK / HTTP client	0	4	0.0%	2026-07-16
#2	Go Language SDK / HTTP client	0	4	0.0%	2026-07-16