openrouter.ai
Unified API gateway providing access to 100+ AI models from multiple providers with single integration.
OpenRouter provides a single API endpoint to access over 100 AI models from OpenAI, Anthropic, Google, Meta, Mistral, and other providers. The platform handles authentication, rate limiting, and fallback routing across providers with an OpenAI-compatible API format.
Features include automatic model routing for cost optimization, provider fallbacks for reliability, usage analytics, streaming support, and transparent per-token pricing. Developers can switch between models by changing a single parameter without modifying integration code.
Developers and companies use OpenRouter to avoid vendor lock-in, compare model performance, optimize costs across providers, and build resilient AI applications. The platform is ideal for applications that benefit from model flexibility and multi-provider redundancy.
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openai.com
Comprehensive AI platform with the GPT-5 family, gpt-image generation, transcription, and embeddings for text, image, and audio.
anthropic.com
Advanced AI assistant API with Claude models for safe, helpful, and harmless conversational AI applications.
ai.google.dev
Google's most capable multimodal AI model for text, code, image, audio, and video understanding and generation.
mistral.ai
European frontier AI with open-weight models offering excellent performance, multilingual support, and competitive pricing.
cohere.com
Enterprise-focused NLP platform with powerful language models, embeddings, and retrieval-augmented generation.
llama.com
Open-source large language models from Meta offering state-of-the-art performance for commercial and research use.