Overview

Rating

10.0 / 10

Rating

Best For

Google Cloud enterprises who need to manage AI API traffic

Best For

Enterprises in regulated industries (financial services, healthcare, insurance, government) running AI agents and predictive ML models

Product Summary

Google Cloud's Apigee includes AI gateway capabilities for managing and securing generative AI API traffic, with model routing, token-based rate limiting, content moderation, and comprehensive analytics.

Product Summary

Fiddler AI is an enterprise platform for observing, evaluating, and governing AI agents and ML models, with guardrails that run in your own environment.

Starting Price

$0Per month

Starting Price

Free Trial

Yes

Free Trial

Free Version

Yes

Free Version

Yes

Website

cloud.google.com

Website

fiddler.ai

Key features

Core capabilities each platform advertises.

Apigee AI Gateway

Google Cloud AI traffic management
API analytics and monitoring
Security and threat protection
Rate limiting and quotas
Multi-cloud support

Fiddler AI

Agentic observability across multi-step agent workflows
Continuous evaluations from testing through production
Inline guardrails for PII, PHI, prompt injection, and jailbreaks
AI governance, risk, and compliance reporting

Strengths and tradeoffs

What each tool does well, and the limitations to keep in mind.

Apigee AI Gateway

Pros

Production-ready
Good performance
Active development

Cons

Pricing varies
Setup required

Fiddler AI

Pros

Covers AI agents and predictive ML models in one platform
Evaluations and guardrails run in-environment, with no external LLM API call per check
Free tier includes real-time guardrails
Supports SaaS, VPC, on-premises, and AWS GovCloud deployment

Cons

The free tier covers guardrails only; observability starts on the paid Developer plan

Apigee AI or Fiddler AI — which should you choose?

Choose Apigee AI if you wantChoose if you want

Managing AI APIs on Google Cloud
Enterprise API security for AI endpoints
Usage metering and billing for AI services
Multi-cloud AI API management
Compliance and governance for AI traffic

Choose Fiddler AI if you wantChoose if you want

Governing AI agents in regulated industries
Monitoring predictive ML models for drift and performance
Redacting PII and PHI on agent requests and responses

Compare Apigee AI Gateway and Fiddler AI on your own traffic

10KFree traces/mo

1,000+Models

5 minSetup

Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 1,000+ models through one gateway.

Try Respan free

Apigee AI Gateway vs Fiddler AI (2026)

Overview

Key features

Strengths and tradeoffs

Apigee AI or Fiddler AI — which should you choose?

Compare Apigee AI Gateway and Fiddler AI on your own traffic

Other popular comparisons