Amazon Neptune Plans Pricing
Amazon Neptune is priced per database-instance-hour on either Standard (with separate I/O charges) or I/O-Optimized (no I/O charges, higher instance and storage rates) configurations, plus Neptune Serverless for variable workloads measured in NCUs (Neptune Capacity Units) billed per second. Storage and backup are metered separately. Prices listed are us-east-1 on-demand.
Amazon Neptune Plans Pricing is the machine-readable pricing-plan profile for Amazon Neptune on the APIs.io network, conforming to the API Commons Plans specification.
It defines 4 plans, covering usage-based tiers, with named plans including Provisioned - Standard, Provisioned - I/O-Optimized, Neptune Serverless, Burstable CPU Credits (T3/T4g).
Tagged areas include Amazon, Database, Graph Database, and Analytics.
Plans
On-demand instance pricing with separate I/O charges. Storage at $0.10/GB-month plus per-million-IO requests.
- Pay-per-IO
- Lower per-instance hourly rate
- Multi-AZ replicas
Higher instance and storage rates with no separate I/O charges. Predictable cost for I/O-heavy workloads.
- No per-IO charge
- Predictable cost at high IO
Auto-scaling capacity measured in Neptune Capacity Units (NCUs) - 1 NCU is approximately 2 GB memory plus CPU/network. Billed per-second.
- Auto-scaling from 1 NCU
- Per-second billing
- No idle capacity charge below floor
Additional CPU credits charged when burstable instances exceed baseline.
- Applies to db.t3.medium and db.t4g.medium only
Sources
Work with this as data
Every plan here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for plans
4 MCP tools reach this
find_plansBrowse and filter every plan in the catalog.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
curl "https://apis.io/api/v1/plans/amazon-neptune-plans-pricing"curl "https://apis.io/api/v1/plans?limit=25"Discovery needs no key. Ratings and market analysis are Pro.