Portkey vs OpenAI
Side-by-side comparison of AI visibility scores, market position, and capabilities
Raised $15M Series A (Elevation Capital, Lightspeed) Feb 2026. Gateway open-sourced Mar 2026. Processing 1T+ tokens/day across 24,000+ orgs. Manages $180M+ annualized AI spend.
About
Portkey is an AI gateway and observability platform that sits in the traffic path between enterprises and AI model APIs — routing, governing, monitoring, and cost-managing every LLM request in production. The company raised $15 million in Series A financing in February 2026 from Elevation Capital and Lightspeed Venture Partners, followed by open-sourcing its gateway in March 2026, driving adoption acceleration across its already 24,000+ organization user base. The platform processes over 1 trillion tokens per day and manages $180 million+ in annualized AI API spend.
GPT-5 and o3 model family at $25B+ ARR; $840B post-money valuation (Feb 2026 round); ChatGPT 1B+ users; largest private fundraise in history ($110B). Competing with Anthropic Claude 4, Google Gemini 3, Meta Llama 4.
About
OpenAI is a San Francisco-based artificial intelligence company developing and deploying large-scale AI systems — including GPT-4o, o1 reasoning models, DALL-E 3 image generation, Sora video generation, and the Whisper speech recognition model — through the ChatGPT consumer product and OpenAI API for developers and enterprise customers. Founded in 2015 as a nonprofit by Sam Altman, Elon Musk, Greg Brockman, and others and restructured into a capped-profit company, OpenAI raised $157 billion in total funding including a $6.6 billion round in October 2024 at a $157 billion valuation and a $40 billion round from SoftBank in 2025, generating $3.7 billion in annualized revenue in 2024 with 400 million weekly ChatGPT users.
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