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CloudTweaks
LLM Observability

Portkey

$$ Midfrom $49/mo · Last reviewed August 2026

Portkey is an AI gateway with observability built in: applications route model calls through it to gain retries, fallbacks, load balancing, caching, and guardrails across 250+ providers. Every request is logged with cost and latency detail. It also provides prompt management with versioning. The gateway core is open source and self-hostable, and the hosted service offers a free Developer tier with a monthly log allowance, a flat-priced Production plan with usage overage, and quote-based enterprise options with VPC deployment.

llm-gatewayllm-tracingprompt-managementopen-source

Overview

Founded
2023
Pricing tier
Mid
Startup-friendly
Yes
Enterprise-ready
Yes

LLM observability

Request tracing
Yes
Quality evals
No
Prompt management
Yes
LLM gateway
Yes
Open-source
Yes
Self-hostable
Yes
Free tier
Yes: Developer plan: 10k logs/mo; OSS gateway self-host free

Categories & compliance

Categories

Attributes are sourced facts; rankings are derived from them by a transparent scoring engine. “Verified” is a vendor-claimed badge and has no effect on ranking.