DocsSign in
  • APIs
  • Generators
  • Stacks
  • Projects
  • Docs
  • History
  • Schema
  • Generate
AI agents4
  • post/v1/verify/agentVerify an AI agent's HTTP Message Signature
  • post/v1/agent/authorizeDecide whether to allow an agent request
  • get/v1/agent/policyRead your agent policy
  • put/v1/agent/policyReplace your agent policy
Batch1
  • post/v1/batchScore up to 500 values in one request
Device1
  • post/v1/score/deviceScore a device fingerprint
Reputation2
  • post/v1/reportReport a confirmed-fraud value
  • post/v1/outcomeLabel a past score as fraud or legitimate
Rules5
  • get/v1/rulesList your allow/block rules
  • post/v1/rulesCreate a rule
  • delete/v1/rulesDelete every rule
  • delete/v1/rules/{id}Delete one rule
  • post/v1/rules/importBulk-import rules
Scoring4
  • get/v1/score/ipScore an IP address
  • get/v1/verify/emailVerify and score an email address
  • get/v1/lookup/phoneValidate and score a phone number
  • get/v1/score/domainScore a domain
Unified2
  • get/v1/score/userScore a signup via query parameters
  • post/v1/score/userScore a whole signup in one call
    LA

    LayerCall API

    Fraud scoring: risk scores for IPs, emails, phones, domains, devices and signups

    Proprietary·19 operations·9 schemas·1 revision

    Changes

    Full history

    Source

    View schema
    Spec
    OpenAPI 3.1.0
    Document
    layercall.com · JSON, 90 KB
    Retrieved
    Oct 19, 2026, 18:57 UTC
    Digest
    b1258307dc91

    For agents

    Every page here has a markdown twin. The overview is one fetch; the llms.txt lists every operation with a link to its own markdown.

    curl https://skmtc.dev/layercall/apis/layercall-api.md
    curl https://skmtc.dev/layercall/apis/layercall-api/llms.txt