scammi / alchemyvscovalent

NFT API compare

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Pros & Cons

AlchemyNFT PROS

• Simple
• getNFT: includes NFT contract addresses and number count
• getNFTMetadata: responses, able to get metadata from URI
• Already using alchemy
• AlchemyNFT CONS
• Not clear limits; uses compute units/month
• Obligated pagination
• unknown unknowns (new)

Covalent PROS

• Free
• Clear limits: 20 concurrent requests, no volume limit
• General-purpose queries single API
• 17 supported networks
• Response > 100
• Primer query language

Covalent CONS

• Balances_v2 API endpoint not specific for NFTs, the response needs parsing
• Uncomplete documentation