Portkey

Partial info

AI gateway with observability, guardrails, and prompt management.

Portkey is an AI gateway that adds routing, caching, fallbacks, and budgets, bundled with observability, prompt management, and guardrails. Its core gateway is open-source (Apache-2.0) with a managed platform.

License

Open source (Apache-2.0 (gateway core); platform is managed)

Deployment

Managed, Self-hosted

Pricing

Open-source gateway; managed platform has free and paid tiers.

SDKs / languages

Any (OpenAI API), Python, TypeScript

Founded

2023

Strengths

Gateway + observability + prompts
Open-source core, self-hostable
Guardrails built in

Limitations

Full value needs the managed platform
Broad scope to learn

Also compared in

LLM Observability & Evals Prompt Engineering & Management

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Facts verified 19 July 2026. Neutral summary, not an endorsement; verify current details with the vendor.