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Guardrails AI vs Preamble

Guardrails AI logo
Guardrails AIAI Guardrails
Preamble logo
PreambleAI Guardrails
$0.005 / API callPublished price
Guardrails AI logo
Guardrails AI
AI Guardrails

The AI Reliability Platform

Preamble logo
Preamble
AI Guardrails

Safely Deploy AI Agents

Overview
CategoryAI GuardrailsAI Guardrails
What it isOpen-source framework for adding validation and structure to LLM outputs with customizable quality checks.AI guardrails platform ensuring LLM outputs align with company policies through real-time content filtering.
Pricing
Published priceThe Guardrails AI framework is available as open-source software. Managed and enterprise services are sales-led, with no reliable public numeric list price found.$0.005 / API call
Preamble publishes $0.005 / API call on its public pricing page. Higher tiers, add-ons, usage, or enterprise scope may change the total.
Pricing modelNot availableTiered plans
Free optionsFree plan · No free trialFree plan · Free trial
Deal on CubbieNone right nowNone right now
Company
Founded20232022
Team size11-50 employees11-50 employees
HeadquartersSan Francisco, CASan Francisco, CA

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