Market around CDOP Reference API

Open-source reference implementation of the Carbon Data Open Protocol, providing a hypermedia REST API, OpenAPI 3.1 schemas, an MCP server for AI agents, CloudEvents streams, synthetic multi-registry data, and a lifecycle simulator.

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Prices and medians update for the tier you select.

Compare at

CDOP Reference API · Pro

No Pro plan

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Pro-provider median

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insufficient comparable pricing

vs Pro providers

No comparison

CDOP Reference API doesn't sell Pro

ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.

Market density

50th pctile

88 competing vendors

Comparable listings · 30d

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MCP servers · Pro median

$59.5/mo

6 priced · $43.75–$91.75 mid 50%

Price spectrum · Pro plans · 7 of 10 providers priced · log scale · $25 → $99/mo

MCP servers APIs◻ shaded = middle 50% · line = median (all types)CDOP Reference API has no comparable Pro price — not plotted

Products in this market

Ranked by how closely each one matches CDOP Reference API's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

OOther1Ranked by similarity