{"subject":{"id":"arthur-ai","slug":"arthur-ai","name":"Arthur AI","tagline":"Monitoring/evals peer with a real $60 Premium. Prefer Braintrust/Langfuse for tracing defaults; Arthur when…","website":"https://www.arthur.ai","status":"active","overall":7.89,"scoreKind":"curated_estimate","confidence":"high","scoreAsOf":"2026-09-14","lastReviewed":"2026-09-14","categoryIds":["cat-observability"],"regions":["global","us"],"pricing":{"normalizedUsdPerMillionTokens":null,"normalizationStatus":"unavailable","normalizationReason":"no_sourced_price","shape":"prose_notes_only","filterable":false,"priceSortEligible":false,"priceSortKeyUsdPerMillionInputTokens":null,"rows":[],"notesExcerpt":"As of 2026-09-14 (arthur.ai/pricing): Free $0 — 4 use cases, 5k jobs / 300k spans / 12k inferences / 3k evals, 7-day retention. Premium $60/mo — 100 use cases, 20k jobs / 1.2M spans / 100k inferences / 75k evals, 30-day retention, custom dashboards/alerts. 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