Perplexity API vs Cerebras Inference API Pricing (2026)

Perplexity API vs Cerebras Inference API

LLM API Providers pricing comparison · 2026

Perplexity API pricing ranges from $1–$15/per million tokens + per-request fee, while Cerebras Inference API ranges from $0.1–$6/per million tokens. Cerebras Inference API is typically 67% more affordable, though your actual cost depends on tier and team size.

LLM API Providers

Perplexity API

$1–$15
/per million tokens + per-request fee
4 plans
Full pricing breakdown →
VS
LLM API Providers

Cerebras Inference API

$0.1–$6
/per million tokens
3 plans · Free tier
Full pricing breakdown →

Perplexity API and Cerebras Inference API both operate in the llm api providers category. This page compares their list pricing.

Plan-by-Plan Pricing

Plan Perplexity API Cerebras Inference API
Sonar Custom Free /month
Sonar Pro Custom Custom
Sonar Reasoning Pro Custom Custom
Sonar Deep Research Custom

Cost at Scale

Total cost of ownership — licenses, implementation, and hidden costs included.

Perplexity API

3 scenarios
$2/month ($1 input + $1 output per 1M tokens, via OpenRouter)
Light Usage: Sonar (1M tokens/month)
$18/month ($3 input + $15 output per 1M tokens, via OpenRouter)
Mid-Volume: Sonar Pro (1M tokens/month)
$10/month ($2 input + $8 output per 1M tokens, via OpenRouter)
Reasoning Workload: Sonar Reasoning Pro (1M tokens/month)

Cerebras Inference API

4 scenarios
$0/month
Developer Prototyping (Free Tier)
on the Free tier (Developer) plan
$0.60/M
Pay-as-you-go Usage — Llama 3.1 70B (as of Oct 2024)
tokens for Llama 3.1 70B (third-party data, October 2024)
$0/month
Individual Developer — Free Tier Prototyping
See all 4 scenarios →

Hidden Costs

Beyond the sticker price — what catches buyers off guard.

Perplexity API 2 hidden costs

high
Undisclosed Citation and Search Source Token Costs 20-50% of license costs
medium
Effective Cost Comparable to More Capable Frontier Models 5-15% of license costs
See all Perplexity API hidden costs →

Cerebras Inference API 4 hidden costs

medium
Opaque Pay-as-you-go Pricing and Rate Limits 5-15% of license costs
low
Access Waitlist Delays 5-10% of license costs
medium
Large Model Support Limitations and Cost Premium 10-25% of license costs
medium
Large Model Memory Constraints 10-30% of license costs
See all Cerebras Inference API hidden costs →

Contract Terms

Term Perplexity API Cerebras Inference API
Auto-renewal No
Cancellation N/A — pay-as-you-go, no subscription required
Minimum commitment None
Price escalation No published schedule; no mid-cycle price increase reported in sources No published schedule; pricing model is still evolving as the service transitions from free to commercial tiers
Can downgrade Yes