Developer Tool

Anthropic Claude API

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Access Claude Opus 4.5, Sonnet 4.5, and more with 200K+ context window

The Anthropic Claude API provides access to Claude's family of models, including Claude Opus 4.5 (launched November 24, 2025) and ultra-fast Sonnet 4.5. November 2025 updates introduced major API features: Programmatic Tool Calling and Tool Search to reduce token consumption, an 'effort' parameter to balance cost and performance, and guaranteed structured outputs in JSON format. With a massive 200K+ token context window and industry-leading reasoning capabilities, Claude excels at complex tasks like code analysis, document processing, and agentic workflows. Opus 4.5 leads SWE-bench Verified. Known for strong coding performance and safety, Claude is trusted by enterprises and developers worldwide.

LangChain

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Framework for building LLM applications with chains, agents, and RAG

LangChain is the leading open-source framework for building applications with large language models. It provides composable components for chains, agents, memory, and tool use, making it easy to build complex AI applications. With support for RAG (Retrieval Augmented Generation), multi-agent systems, and production-grade deployments via LangSmith, LangChain is the foundation for thousands of AI applications worldwide.

Mintlify

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AI-powered documentation generator with contextual improvements and inline suggestions

Mintlify is an AI-powered documentation platform that automatically generates beautiful docs from your code. With contextual improvements, inline suggestions, and support for modern documentation sites, Mintlify makes it easy to create and maintain high-quality documentation. Perfect for open-source maintainers and teams who need professional docs without manual effort.

OpenAI API

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Access to GPT-4, GPT-4.5, and cutting-edge AI models for developers

The OpenAI API provides access to state-of-the-art AI models including GPT-4, GPT-4.5, and DALL-E. With multimodal capabilities, structured outputs, and extensive documentation, OpenAI's API is the foundation for thousands of AI applications. Pay-per-use pricing makes it accessible for projects of all sizes, from small prototypes to enterprise applications processing billions of tokens.