OpenAI — Market leader with the widest enterprise adoption, GPT-4 leadership, and ChatGPT Enterprise driving billion-dollar revenue streams.

Anthropic — Claude’s 200K+ context and Constitutional AI approach are winning deep trust inside the Fortune 500, backed by Amazon & Google.

Google (Gemini) — Multimodal research powerhouse with unmatched global infrastructure and native integration into Google Cloud.

Microsoft (Azure OpenAI) — Enterprise-grade wrapper around OpenAI with SOC2/HIPAA compliance and deep Microsoft 365 integration.

Meta (Llama) — Open-weight models democratizing AI at scale; Llama 3.1 pushes open-source boundaries and enables self-hosted enterprise deployments.

Cohere — Enterprise NLP specialist with best-in-class RAG for finance, legal, and research-intensive workloads.

Mistral AI — European AI champion with aggressive pricing, multilingual strengths, and competitive open/commercial models.

AWS (Bedrock) — Multi-model enterprise platform offering choice, portability, and AWS-grade security and scale.

Databricks — Unified data + AI platform with DBRX models; owns the enterprise data layer where AI training and RAG begin.

Perplexity — Real-time retrieval redefining enterprise search with cited answers and research-grade accuracy.

xAI (Grok) — Real-time access to X data and rapid capability jumps make xAI an aggressive challenger to incumbents.

Together AI — Fastest open-source inference platform with breakthrough economics (sub-$0.20 per million tokens).

Fireworks AI — Agentic infrastructure leader with ultra-fast function calling and sub-second inference performance.

Hugging Face — The open-ecosystem standard for enterprise AI, hosting 500K+ models — the “GitHub of AI.”

Replicate — One-line deployment for any open model, powering rapid prototyping and POC velocity.