Checkout.com API
checkout.com
Provides REST APIs for accepting online payments, sending payouts, issuing cards, fraud and identity verification, and related money-movement services.
The Checkout.com API API uses api key authentication; has contact sales pricing; offers a free tier (Free payment processing for registered charities; test/sandbox account available). Verified 2026-07-16 with per-field source links.
Base URL
https://{prefix}.api.checkout.com/{path} (production) and https://{prefix}.api.sandbox.checkout.com/{path} (sandbox); the {prefix} is unique per account
api-reference.checkout.com ↗Free tier
Free payment processing for registered charities; test/sandbox account available
checkout.com ↗Pricing
Tailored pricing based on business profile; options include fully flat-rate and interchange++ fees, no setup or account maintenance fees, free for registered charities
checkout.com ↗Rate limits
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no sourceOpenAPI spec
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no sourceMCP server
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