Integrate and compare LLM APIs
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NixAPI is an LLM relay for developers supporting OpenAI, Claude, Gemini, DeepSeek, Qwen, and Grok. This blog helps developers compare models, integrate APIs, optimize costs, and ship production features faster.
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Global acceleration nodes, avg. response < 1s, 99.9% uptime SLA.
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Fully compatible OpenAI API — swap your base_url and you're done.
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Access OpenAI, Claude, Gemini, DeepSeek, Qwen, and Grok through one API key and one integration path.
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Pay as you go with no monthly fee and predictable pricing for teams, solo devs, and products.
OpenAI, Claude, Gemini, and DeepSeek API Guides
OpenAI, Claude, Gemini, and DeepSeek integration guides
Find tutorials for OpenAI API, Claude API, Gemini API, and DeepSeek API, plus model comparisons, streaming responses, and cost optimization for production use.
Latest Articles
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The MCP Protocol Rush: AI Tool Interconnect Standardization War
Anthropic's open-source MCP (Model Context Protocol) is becoming the USB-C of AI — solving the fragmentation problem where AI agents couldn't uniformly call external tools. StackAdapt, Anthropic, OpenAI, and Google are accelerating MCP ecosystem expansion. This article analyzes MCP's core technical design, current ecosystem status, and what it means for API aggregation platforms.
MongoDB Unveils AI Agent Toolkit: Vector Search + Long-Term Memory + MCP Support
At MongoDB London 2026, three major Agent capabilities launched: Automated Voyage AI Embeddings (public preview), LangGraph.js Long-Term Memory Store (GA), and native MCP (Model Context Protocol) support. Atlas is becoming the unified data platform for the AI Agent era. Deep dive into the technical internals and developer integration guide.
The AG-UI Protocol: Making AI Agents Truly Native to Your Application
CopilotKit raised $27M Series A and its open-source AG-UI protocol is becoming the industry standard for integrating AI Agents into application UIs. This article deep-dives into AG-UI's core design philosophy, comparison with existing approaches, practical integration examples, and why this protocol may be the missing piece for AI Native applications.
Anthropic Claude Managed Agents: Dreaming, Outcomes & Multi-agent Orchestration Explained
Anthropic's Code with Claude大会 2026 unveiled three major Claude Managed Agents upgrades: Dreaming for proactive memory, Outcomes for precise task evaluation, and Multi-agent Orchestration for automatic task delegation. This article covers the technical internals, API integration patterns, and what they mean for AI Agent developers.
DeepSeek V4 Review: Can the Open-Source Model Replace GPT-5? Cost Comparison and API Integration
DeepSeek released V4 preview on April 24, 2026 with V4-Pro-Max at 1.6T total params (49B active) and V4-Flash at only $0.14/M input tokens. Claims to surpass GPT-5.2 and Gemini 3.0 Pro in reasoning and coding. Fully open-source with downloadable weights. This article tests V4 Flash API integration, benchmark performance, and compares costs vs GPT-5.5, Claude Opus 4.7, and Gemini 3.1 Pro.
GPT-5.5 (Codename Spud): Deep Dive into Agentic Coding Capabilities and Developer Integration Guide
OpenAI released GPT-5.5 (codename Spud) on April 23, 2026, achieving state-of-the-art on 14 benchmarks, with Terminal-Bench 2.0 at 82.7% (narrowly beating Claude Mythos Preview). Greg Brockman calls it extremely good at coding and computer use. API pricing: $5/M input for GPT-5.5, $30/M for GPT-5.5 Pro. API access coming soon. This article covers Agentic Coding capabilities, benchmark data, pricing strategy, and NixAPI integration paths.