Amazon KMS · Pricing Plans
Amazon Kms Plans Pricing
Amazon Kms Plans Pricing is the pricing profile for Amazon KMS on the APIs.io network — every figure transcribed verbatim from the provider’s own pricing page on 2026-10-28.
It defines 4 plans, including Key storage (KMS key) — $1/month; Key usage (API requests) — $0.03 / 10,000 requests; Signing requests (ECC 256 example) — $0.15 per 10,000 requests, and 1 more.
The page prices API or platform usage directly, priced per call; the service is delivered as managed.
Tagged areas include Amazon Web Services, Cryptography, Data Protection, Encryption, and Key Management.
4 Plans
Prices the API
Basis: per call
Delivered: managed
Transcribed from the provider's pricing page on 2026-10-28 — aws.amazon.com/kms/pricing/.
View Source
Amazon Web ServicesCryptographyData ProtectionEncryptionKey ManagementSecurity
Compare tiers
| Plan | Price | Includes | Overage |
|---|---|---|---|
| Key storage (KMS key) | $1/month per per KMS key (prorated hourly) | Same price for symmetric, asymmetric, HMAC, multi-Region, imported key material, CloudHSM or external key store keys | First and second rotation of a key each add $1/month (prorated hourly); subsequent rotations not billed |
| Key usage (API requests) | $0.03 / 10,000 requests per per 10,000 requests | Free tier of 20,000 requests/month across all Regions | Region-specific rates shown via dynamic price placeholders for RSA 2048, ECC and RSA GenerateDataKeyPair, and other asymmetric requests |
| Signing requests (ECC 256 example) | $0.15 per 10,000 requests per per 10,000 requests | — | — |
| CloudHSM instance (pricing example) | $1.60 / HSM / hour per per HSM per hour | — | — |
Compare with the market: Cybersecurity & Identity pricing
Plans
Key storage (KMS key)
month
$1/month per per KMS key (prorated hourly)
Includes: Same price for symmetric, asymmetric, HMAC, multi-Region, imported key material, CloudHSM or external key store keys
Overage: First and second rotation of a key each add $1/month (prorated hourly); subsequent rotations not billed
Key usage (API requests)
per-use
$0.03 / 10,000 requests per per 10,000 requests
Includes: Free tier of 20,000 requests/month across all Regions
Overage: Region-specific rates shown via dynamic price placeholders for RSA 2048, ECC and RSA GenerateDataKeyPair, and other asymmetric requests
Signing requests (ECC 256 example)
per-use
$0.15 per 10,000 requests per per 10,000 requests
CloudHSM instance (pricing example)
per-use
$1.60 / HSM / hour per per HSM per hour
Sources
Work with this as data
Every plan here is available over the APIs.io API and to AI agents over MCP.