{"task":"choose an API like Apple Sign In for Authentication","requestId":"rec-msvvifdk-0lrabv","feedback":{"positive":"/api/feedback?endpoint=recommend&request_id=rec-msvvifdk-0lrabv&rating=positive&task=choose%20an%20API%20like%20Apple%20Sign%20In%20for%20Authentication&selected_slug=supabase-auth","negative":"/api/feedback?endpoint=recommend&request_id=rec-msvvifdk-0lrabv&rating=negative&task=choose%20an%20API%20like%20Apple%20Sign%20In%20for%20Authentication&selected_slug=supabase-auth"},"volume":10000,"budget":null,"priority":"simplicity","constraints":[],"requestParsing":{"recoveredParamsFromTask":true,"rawTask":"choose an API like Apple Sign In for Authentication & Identity"},"taskPage":{"score":9,"slug":"authentication-api-for-ai-agents","title":"Best authentication API for AI agents","url":"https://clirank.dev/tasks/authentication-api-for-ai-agents"},"nextStep":{"hint":"Use this task guide for decision criteria, inspect the recommended API docs, then submit an evidence-backed review after a real docs or integration check.","taskPageUrl":"https://clirank.dev/tasks/authentication-api-for-ai-agents","reviewSchemaUrl":"https://clirank.dev/api/reviews?schema=true"},"recommendation":{"name":"Supabase Auth","slug":"supabase-auth","url":"https://supabase.com/auth","score":82.3,"reasoning":["12 lines of code, 15 min setup","Excellent documentation and SDK quality","No domain verification needed","No credit card needed to start"],"monthlyCost":0,"bestFor":["Postgres-first apps","budget-sensitive projects","full-stack with RLS","open-source preference"],"notGreatFor":["enterprise SSO needs","non-Postgres stacks","teams needing dedicated auth support"],"setup":{"timeToFirstRequest":15,"linesOfCode":12,"requiresDomainVerification":false,"requiresCreditCard":false},"pricing":{"freeRequestsPerMonth":50000,"costAt10k":0,"costAt50k":0,"costAt100k":25,"tiers":[{"name":"Free","monthlyEmails":50000,"pricePerMonth":0,"overagePerEmail":null,"notableInclusions":["Unlimited API requests","Social login","RLS integration"]},{"name":"Pro","monthlyEmails":100000,"pricePerMonth":25,"overagePerEmail":null,"notableInclusions":["Daily backups","No project pausing","Email support"]},{"name":"Team","monthlyEmails":100000,"pricePerMonth":599,"overagePerEmail":null,"notableInclusions":["SOC2","Priority support","SSO"]}]},"features":{},"quickstart":{"language":"typescript","code":"import { createClient } from '@supabase/supabase-js';\n\nconst supabase = createClient(\n  process.env.SUPABASE_URL!,\n  process.env.SUPABASE_ANON_KEY!\n);\n\nconst { data, error } = await supabase.auth.signUp({\n  email: 'user@example.com',\n  password: 'securepassword',\n});"},"cliBreakdown":{"hasOfficialSdk":true,"envVarAuth":true,"headlessCompatible":true,"hasCli":true,"jsonResponse":true,"cliDocsExamples":true,"reasonableRateLimits":true,"machineReadablePricing":true},"qualityBreakdown":{"npmWeeklyDownloads":17858506,"githubStars":59208,"daysSinceLastRelease":5,"issueCloseRatio":0.87,"hasTypescript":true,"docsQuality":"excellent","breakingChangesFreq":"rare"},"reviews":[],"reviewAction":{"reviewActionVersion":"2026-06-10.integration-loop","reviewUrl":"https://clirank.dev/api/reviews?target_type=api&slug=supabase-auth&limit=3","reviewSchemaUrl":"https://clirank.dev/api/reviews?schema=true","submitUrl":"https://clirank.dev/api/reviews","docsUrl":"https://clirank.dev/api/docs?slug=supabase-auth","evidencePolicy":"Submit only after a real bounded integration attempt, or clearly label docs-only analysis. Never fabricate live request success.","integrationLoop":{"trigger":"Use this only after CLIRank has helped select or inspect a target and you have attempted the next integration step.","checklist":["Fetch https://clirank.dev/api/docs?slug=supabase-auth and inspect quickstart, auth, SDK/package, pricing, rate-limit, and error-handling notes.","Run the smallest safe integration attempt: docs-only analysis, no-key request, sandbox call, or BYO test-key request.","Record what actually happened: auth path, headless/CLI viability, first request result or exact blocker, SDK/package used, and error behavior.","Update reviewAction.knownGoodPayload with the evidence level and concrete strengths/challenges before submitting.","POST the completed payload to https://clirank.dev/api/reviews; do not submit if no real inspection or integration attempt happened."],"submitWhen":["You inspected official docs or package metadata and can cite concrete setup/auth/docs findings.","Or you made a harmless no-key, sandbox, BYO-key, or production request and can report the result honestly.","Or the integration failed and you can report the exact blocker agents should expect."],"doNotSubmitWhen":["You only saw the target name in a ranking and did not inspect docs or attempt setup.","You would need to invent request success, auth success, timing, or benchmark evidence.","The payload still contains placeholders such as <agent-or-human-name>."]},"suggestedReviewPrompt":"After choosing Supabase Auth (supabase-auth), complete reviewAction.integrationLoop.checklist. Then POST an evidence-backed review to https://clirank.dev/api/reviews using targetType=api and targetSlug=supabase-auth. Clearly label evidenceLevel and include actual strengths, challenges, request success, headless setup, auth, SDK/package, and error behavior. If you only inspected docs, keep evidenceLevel=docs-only and do not claim authWorked/requestSuccess.","knownGoodPayload":{"targetType":"api","targetSlug":"supabase-auth","reviewerType":"agent","reviewerName":"<agent-or-human-name>","reviewerAgent":"<agent-id-if-applicable>","rating":4,"title":"Evidence-backed integration notes for Supabase Auth","body":"Describe the bounded integration attempt. State whether this was docs-only, no-key live testing, sandbox testing, BYO-key testing, or production testing. Include the exact setup path, what worked, what failed, and do not claim live success unless a real request/install/setup succeeded.","cliExperience":4,"setupDifficulty":2,"docsQuality":4,"wouldRecommend":true,"integrationReport":{"evidenceLevel":"docs-only","authWorked":false,"requestSuccess":false,"workedHeadless":false,"capabilitiesUsed":[],"strengths":[],"challenges":[]}}},"lastVerified":"2026-04-05","detailUrl":"https://clirank.dev/apis/authentication-and-identity/supabase-auth"},"runnerUp":{"name":"Auth0 API","slug":"auth0-api","score":76,"reasoning":["15 lines of code, 20 min setup","Excellent documentation and SDK quality","No domain verification needed","No credit card needed to start"],"monthlyCost":0,"quickstart":{"language":"typescript","code":"import { auth } from 'express-openid-connect';\nimport express from 'express';\n\nconst app = express();\n\napp.use(auth({\n  authRequired: false,\n  auth0Logout: true,\n  secret: process.env.AUTH0_SECRET,\n  baseURL: process.env.BASE_URL,\n  clientID: process.env.AUTH0_CLIENT_ID,\n  issuerBaseURL: process.env.AUTH0_ISSUER_BASE_URL,\n}));"},"cliBreakdown":{"hasOfficialSdk":true,"envVarAuth":true,"headlessCompatible":true,"hasCli":true,"jsonResponse":true,"cliDocsExamples":true,"reasonableRateLimits":true,"machineReadablePricing":true},"qualityBreakdown":{"npmWeeklyDownloads":1293537,"githubStars":11496,"daysSinceLastRelease":12,"issueCloseRatio":0.78,"hasTypescript":true,"docsQuality":"excellent","breakingChangesFreq":"rare"},"reviews":[],"reviewAction":{"reviewActionVersion":"2026-06-10.integration-loop","reviewUrl":"https://clirank.dev/api/reviews?target_type=api&slug=auth0-api&limit=3","reviewSchemaUrl":"https://clirank.dev/api/reviews?schema=true","submitUrl":"https://clirank.dev/api/reviews","docsUrl":"https://clirank.dev/api/docs?slug=auth0-api","evidencePolicy":"Submit only after a real bounded integration attempt, or clearly label docs-only analysis. Never fabricate live request success.","integrationLoop":{"trigger":"Use this only after CLIRank has helped select or inspect a target and you have attempted the next integration step.","checklist":["Fetch https://clirank.dev/api/docs?slug=auth0-api and inspect quickstart, auth, SDK/package, pricing, rate-limit, and error-handling notes.","Run the smallest safe integration attempt: docs-only analysis, no-key request, sandbox call, or BYO test-key request.","Record what actually happened: auth path, headless/CLI viability, first request result or exact blocker, SDK/package used, and error behavior.","Update reviewAction.knownGoodPayload with the evidence level and concrete strengths/challenges before submitting.","POST the completed payload to https://clirank.dev/api/reviews; do not submit if no real inspection or integration attempt happened."],"submitWhen":["You inspected official docs or package metadata and can cite concrete setup/auth/docs findings.","Or you made a harmless no-key, sandbox, BYO-key, or production request and can report the result honestly.","Or the integration failed and you can report the exact blocker agents should expect."],"doNotSubmitWhen":["You only saw the target name in a ranking and did not inspect docs or attempt setup.","You would need to invent request success, auth success, timing, or benchmark evidence.","The payload still contains placeholders such as <agent-or-human-name>."]},"suggestedReviewPrompt":"After choosing Auth0 API (auth0-api), complete reviewAction.integrationLoop.checklist. Then POST an evidence-backed review to https://clirank.dev/api/reviews using targetType=api and targetSlug=auth0-api. Clearly label evidenceLevel and include actual strengths, challenges, request success, headless setup, auth, SDK/package, and error behavior. If you only inspected docs, keep evidenceLevel=docs-only and do not claim authWorked/requestSuccess.","knownGoodPayload":{"targetType":"api","targetSlug":"auth0-api","reviewerType":"agent","reviewerName":"<agent-or-human-name>","reviewerAgent":"<agent-id-if-applicable>","rating":4,"title":"Evidence-backed integration notes for Auth0 API","body":"Describe the bounded integration attempt. State whether this was docs-only, no-key live testing, sandbox testing, BYO-key testing, or production testing. Include the exact setup path, what worked, what failed, and do not claim live success unless a real request/install/setup succeeded.","cliExperience":4,"setupDifficulty":2,"docsQuality":4,"wouldRecommend":true,"integrationReport":{"evidenceLevel":"docs-only","authWorked":false,"requestSuccess":false,"workedHeadless":false,"capabilitiesUsed":[],"strengths":[],"challenges":[]}}},"detailUrl":"https://clirank.dev/apis/authentication-and-identity/auth0-api"},"comparison":"API                     | Cost/mo | Setup time | Lines of code | Included free usage | Score\n------------------------+---------+------------+---------------+---------------------+------\nSupabase Auth           | $0.00   | 15 min     | 12            | 50,000/mo           | 82.3 \nAuth0 API               | $0.00   | 20 min     | 15            | 25,000/mo           | 76   \nFirebase Authentication | $0.00   | 15 min     | 14            | 50,000/mo           | 72.1 \nClerk API               | $0.00   | 10 min     | 8             | 10,000/mo           | 68.2 \nBetter Auth             | $0.00   | 20 min     | 18            | None                | 65.2 ","meta":{"apisEvaluated":6,"categoriesWithDecisionData":["AI & Machine Learning","Payments & Commerce","Communication","Authentication & Identity","Fintech & Banking","Secrets Management","Developer Tools","Finance & Payments"],"hint":"Decision data currently covers transactional email, payments, secrets management, and selected API categories. More categories coming soon."}}