Compare API3 vs Chainlink Oracles providers

This page compares API3 and Chainlink across Oracles provider data, including plan type, API type, chain, pricing, technology, available APIs, limitations, security features, monitoring, regions, and documentation links where available.

Compared providers: API3, Chainlink.

8 providers and 14 plans to compare

8

Offer

Chain

Technology

Available APIs

Monitoring & Analytics

Additional Features

Data Types

Decentralization

Economical Security

Economical Security Note

SDK

Audits Performed

Tags

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API3

mainnet

Push & Pull Oracle

Price Feeds, QRNG, Airnode, dAPIs

Feed health dashboard

Quantum RNG

Asset Prices, Randomness

Decentralized

Yes

TypeScript, Solidity

OEV RFP Security Assessment (Compound/Commonwealth audit, Jun 2025), Quantstamp audit of API3 Data Feed Proxy Combinators (2024), Internal audit of Airnode and first‑party infrastructure (2023)

Chainlink

mainnet

Decentralized Oracle

Price Feed, VRF, Proof of Reserve

Node performance metrics

Economic Aggregation, Cross-chain support

Asset Prices, Randomness

Decentralized

Yes

TypeScript, Solidity

Trail of Bits (Jul 2024), OpenZeppelin (Sep 2024), ChainSecurity (Mar 2024), Code4rena (Nov 2024), Quantstamp, SigmaPrime

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Documentation Whitepaper

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