12 alternatives to Portkey in Inference Aggregators, Gateways & Routers. 6 of them are tracked direct competitors.
| Company | Pricing | Open source | Funding |
|---|---|---|---|
| Portkeythis pageAI gateway for routing, caching, and observability across LLM providers. | Freemium | Yes | Seed |
| Heliconedirect competitorOpen-source LLM observability platform that also proxies requests. | Freemium | Yes | Seed |
| LangDBdirect competitorAI gateway with governance, routing, and observability for LLM traffic. | Unknown | — | Unknown |
| LiteLLMdirect competitorOpen-source library providing a unified API across LLM providers. | Free | Yes | Bootstrapped |
| Martiandirect competitorModel router that dynamically picks the best LLM per request. | Paid | No | Seed |
| OpenRouterdirect competitorUnified API routing requests across dozens of LLM providers. | Freemium | No | Unknown |
| Vercel AI Gatewaydirect competitorUnified gateway for routing AI requests across providers from Vercel. | Freemium | No | Series D+ |
| AI/ML APIAggregated API access to hundreds of AI models under one key. | Paid | No | Unknown |
| AnyscaleManaged Ray platform for scaling AI and Python workloads, including LLM serving. | Enterprise | Yes | Series C |
| BasetenPlatform for deploying and serving custom ML models in production. | Paid | No | Series A |
| CentMLInference optimization platform for reducing LLM serving costs. | Paid | — | Seed |
| Cloudflare Workers AIServerless inference running on Cloudflare's global edge network. | Paid | No | Public |
| DeepInfraLow-cost hosted inference for open-source models. | Freemium | No | Unknown |
Direct competitors are curated relationships in the index. The remaining entries share the Inference Aggregators, Gateways & Routers category.