OpenAI-compatible drop-in replacement

Save 79% on every AI request

PennyPrompt auto-routes every prompt to the cheapest model that meets quality requirements. Same results, fraction of the cost. Pay with USDC on Base.

How it works

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Connect & Deposit

Connect your wallet and deposit USDC on Base. Your balance is ready in under 2 minutes.

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Point Your Client

Replace your OpenAI base URL with PennyPrompt. Works with OpenCode, Cursor, any OpenAI SDK.

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Auto-Route & Save

Every prompt is classified and routed to the cheapest model that meets quality requirements.

Why PennyPrompt

Per-request savings

TaskDirectPennySaved
Simple Q&A$0.0030$0.000390%
Code review$0.0120$0.004067%
Complex analysis$0.0300$0.010067%
Creative writing$0.0060$0.001575%

Estimated per-request costs. Actual savings depend on prompt complexity.

Intelligent Routing

Each prompt is classified by use case and complexity, then routed to the cheapest model that meets the quality bar.

Crypto-Native Billing

Pay with USDC on Base. Deposit to your personal address and spend from balance. No subscriptions, no minimum.

OpenAI Compatible

Drop-in replacement. Change two lines (base URL + API key) and your existing code works immediately.

Works with everything

OpenCode

Full agentic coding support

Cursor

Drop-in API replacement

Python SDK

OpenAI SDK compatible

Node.js SDK

OpenAI SDK compatible

curl

Direct HTTP calls

x402 Agents

Pay-per-request, no API key

Start saving today

Connect your wallet, deposit USDC, and point your client at PennyPrompt. You'll be saving in under 5 minutes.