{"uid":"cap_qg-9zp75vJpYiEE7UXjZK","slug":"ncbi-dbsnp-variant-summary-lookup-1c6dd7f7","name":"NCBI dbSNP Variant Summary Lookup","description":"Fetch dbSNP variant summary by rsID number: alleles and global minor allele frequencies across reference studies (1000 Genomes, ExAC, etc.). Keyless NCBI E-utilities. For agents querying SNP frequency data.","url":"https://proxy.suverse.io/v1/data/suverse-bio-ncbi-snp-summary","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"properties":{}},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.09","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.09","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_OiaDOGtjNBsjXs-8lIxh8","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.09","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches allele information and global minor allele frequencies for a given SNP rsID from NCBI dbSNP, aggregated across major reference studies like 1000 Genomes and ExAC.","exampleAgentPrompt":"Can you look up the allele frequencies and minor allele frequency for rs1045642 from dbSNP, including data from 1000 Genomes and ExAC?","exampleUseCases":[{"title":"Pharmacogenomics variant frequency check","prompt":"What are the alleles and global minor allele frequency for rs1045642 — I need the breakdown from reference studies like 1000 Genomes and ExAC."},{"title":"APOE risk allele population frequency","prompt":"Look up the dbSNP summary for rs429358, including its alleles and how common the minor allele is across major population studies."},{"title":"MTHFR variant annotation pipeline","prompt":"I'm annotating a list of variants — can you fetch the allele frequencies and global MAF from dbSNP for rs1801133?"}],"resultDescription":"Returns a variant summary for the queried rsID including the reference and alternate alleles, global minor allele frequency (MAF), and per-study minor allele frequencies from major reference panels such as 1000 Genomes, ExAC, and similar population genomics resources.","failureModes":["Invalid or non-existent rsID returns an error or empty result","NCBI E-utilities rate limiting or downtime causes request failure","Malformed request body (missing rsID field) returns a validation error","SNP with no frequency data in reference studies returns partial or null MAF fields","Payment failure (x402) prevents access to the endpoint"],"whenToPreferThis":"Choose this endpoint when you need quick, keyless access to dbSNP variant summaries — specifically allele identities and global minor allele frequencies from reference studies — without managing NCBI API credentials. Ideal for bioinformatics agents, variant annotation pipelines, or pharmacogenomics workflows that need population frequency data on demand.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:54.862Z","isFirstParty":false}