Post-Market Monitoring
Ongoing monitoring of AI system performance, drift, and incidents after deployment.
Required by: EU AI Act, NIST AI RMF, ISO/IEC 42001
Vendors that support this obligation
| Vendor | HQ | Founded | Size | Pricing | Last verified |
|---|---|---|---|---|---|
| Credo AI | San Francisco, United States | 2020 | 51-200 | Enterprise-only; typical engagements start in the mid-five figures annually. | Apr 21, 2026 |
| Holistic AI | London, United Kingdom | 2020 | 51-200 | Enterprise-only with modular pricing by use case. | Apr 21, 2026 |
| Fiddler AI | Palo Alto, United States | 2018 | 51-200 | Contact for pricing | Apr 21, 2026 |
| Arthur | New York, United States | 2018 | 51-200 | Shield has a free tier; enterprise monitoring is contact-only. | Apr 21, 2026 |
| Robust Intelligence | San Francisco, United States | 2019 | 11-50 | Now integrated into Cisco AI Defense / Cisco Security Cloud. Standalone Robust Intelligence is no longer sold independently. Pricing through Cisco. | Apr 22, 2026 |
| CalypsoAI | San Mateo, United States | 2018 | 51-200 | Enterprise only. | Apr 21, 2026 |
| Monitaur | Boston, United States | 2019 | 11-50 | Enterprise annual subscription; no public pricing listed. Forrester Wave cited 'pricing flexibility and transparency' as a highest-score criterion. Contact sales for quotes. | Apr 22, 2026 |
| FairNow | New York, United States | 2023 | 11-50 | Pricing not publicly listed; contact sales. | Apr 21, 2026 |
| Fairly AI | Kitchener, Canada | 2020 | 11-50 | On-premises or private-cloud deployments; quote-based. | Apr 21, 2026 |