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Pay.shGet Paid & Manage Money

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Pay.sh lets your AI agents pay for any API call without creating accounts, managing API keys, or setting up subscriptions. You add one line of code and your agent handles pay-as-you-go payments using Solana (a blockchain network) micropayments. It works with Claude, Codex, and other AI agents right out of the box.

Strengths

Zero setup friction — no accounts or API keys needed to start calling APIs
Pay-as-you-go pricing means you only pay for what your agent actually uses
Growing catalog of 70+ live services across AI, data, messaging, and more
Works with popular AI agents like Claude and Codex out of the box
Backed by Google Cloud and multiple launch partners, signaling early credibility

Weaknesses

Requires Solana blockchain wallet setup, which is unfamiliar to most small business owners
Very early-stage product — catalog and reliability are unproven at scale
No traditional billing or invoicing — crypto-only payments may not fit standard business accounting
Most SMBs won't have AI agents sophisticated enough to use this yet

Key features

Access 70+ pay-per-use APIs instantly — no sign-up or account required
Integrate payments into AI agents with a single line of code
Browse a catalog of live services covering AI/ML, data, messaging, maps, and more
Pay only for the exact API calls your agent makes — no subscriptions
Works with Claude and Codex agents today

AI features

Pay.sh is built specifically for AI agents (like Claude and Codex) to autonomously discover, call, and pay for APIs without human involvement.

STOA verdict

Pay.sh is built for developers and technical founders who are already running AI agents and want those agents to call external APIs without manual setup. If you're a non-technical small business owner, this tool isn't for you yet — it requires blockchain wallets and coding knowledge. If you do have a dev on your team building agent-based workflows, the pay-as-you-go model is genuinely useful, but the product is early-stage and the crypto payment requirement adds friction most SMBs won't want to deal with.