Fiddler AI vs Portkey

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Fiddler AI

See full pricing history

USD · US · source: www.fiddler.ai

Plan	Pricing	Charged by	Offer type
Free — Free	Free Free	Flat	Standalone · Free
Developer — Developer Highlighted	$0.002 per trace $0.002 per trace	Usage · per trace	Standalone · Usage based

Portkey

See full pricing history

USD · US · source: portkey.ai

Plan	Pricing	Charged by	Offer type
Developer Free Forever — Free Forever	Free Free Forever	Flat	Standalone · Free
Production — Standard Highlighted	USD 49 monthly · USD 49 / month with annual commitment $49/month	Flat · $49/month	Standalone · Fixed

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Fiddler AI

Free — Free

Highlights Real-time guardrails to detect harmful exposure: Included
Highlights Protects against hallucinations, Toxicity, PII/PHI, Prompt Injection, and Jailbreak attempts: Included
Highlights Latency of <80ms: Included
Highlights Powered by contextual and task specific Fiddler Centor Models: Included

Developer — Developer

Highlights Everything in Free, plus: Included
Highlights Unified AI observability, including tests and experiments, for agentic and predictive systems: Included
Highlights Custom evaluators and bring your own judge: Included
Highlights Visualization-driven insights: Included
Highlights Role based access control and SSO: Included
Highlights SaaS deployment: Included

Portkey

Developer Free Forever — Free Forever

Highlights Recorded Logs per Month: 10k

Included
Highlights Retention Period: 3 days for Logs, 30 days for metrics

Included
Highlights AI Gateway: Universal API, Fallbacks, Loadbalancing, Retries & more

Included
Highlights Observability: Logs, Traces, Feedback, Custom Metadata, Filters

Included
Highlights Prompt Management: 3 Prompt Templates, Playground, API Endpoints, Versioning, Variables

Included
Highlights Caching: Simple Caching

Included
Highlights Support: Community Support

Included

Production — Standard

Highlights Recorded Logs per Month: 100k

Included
Highlights Overage: $9 overages per additional 100k requests

Limited
Highlights Retention Period: 30 days for logs, 90 days for metrics

Included
Highlights AI Gateway: Universal API, Fallbacks, Load Balancing, Retries & more

Included
Highlights Observability: Logs, Traces, Feedback, Metadata, Filters, Alerts

Included
Highlights Guardrails: LLM & Partner Guardrails

Included
Highlights Prompt Management: Unlimited Templates, Playground, API Endpoints, Versioning, Variables

Included
Highlights Security: Role-Based Access Control, Service Account API Keys

Included
Highlights Support: Production Support

Included
Highlights Caching: Simple & Semantic Caching

Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Fiddler AI

August 27, 2026 Source
- Free — Free: Free
- Developer — Developer: $0.002 per trace

Portkey

August 27, 2026 Source
- Developer Free Forever — Free Forever: Free
- Production — Standard: USD 49 monthly · USD 49 / month with annual commitment