vendor · observability
Arize AI vs Coval (YC S24)
49 fields both were evaluated on, 24 of them different — including where one discloses something the other does not. Every value links to the document it came from. 25 further fields are disclosed by neither and are listed at the end rather than tabled.
Assurance
| Field | Arize AI | Coval (YC S24) |
|---|---|---|
| Audit trail· | “Trace everything from the team who founded OpenInference, the leading open standard for GenAI observability.”arize.com · checked Aug 8, 2026 | “Agent Behaviors to Evaluate The moments that make or break the call.”www.coval.dev · checked Aug 1, 2026 |
| Explainability· | no public information arize.com · checked Aug 8, 2026 | “Explanation The agent proceeded with account-level requests without completing the required identity verification steps.”www.coval.dev · checked Aug 1, 2026 |
| Runtime governance· | no public information arize.com · checked Aug 8, 2026 | “Protect the account. Prove identity verification holds before an agent shares sensitive information or takes action.”www.coval.dev · checked Aug 1, 2026 |
| Permission scopes· | States internal risk is mitigated through a least-privilege access policy. “internal risks are mitigated through a least-privileges policy, security quality gates and other safeguards”arize.com · checked Sep 5, 2026 | |
| Compliance certifications· | “Arize supports flexible deployment options and is certified to leading security and compliance standards, including SOC 2 Type II, ISO 27001, PCI DSS, HIPAA, and GDPR.”arize.com · checked Aug 8, 2026 | “SOC 2 Type II Secure, compliant data management across all systems. In Progress GDPR Data processed and stored in compliance with European regulation. HIPAA Built to handle Protected Health Information compliantly.”www.coval.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 16, 2026 and this quote was not there. How we re-check citations |
| Regulatory alignment· | “Arize supports flexible deployment options and is certified to leading security and compliance standards, including SOC 2 Type II, ISO 27001, PCI DSS, HIPAA, and GDPR.”arize.com · checked Aug 8, 2026 | “In Progress GDPR Data processed and stored in compliance with European regulation. HIPAA Built to handle Protected Health Information compliantly.”www.coval.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 16, 2026 and this quote was not there. How we re-check citations |
| Evaluation coverage· | “The most comprehensive eval framework in the market. Run span, trace, and session evals that run at scale.”arize.com · checked Aug 8, 2026 | “Coval gives teams the voice AI testing, evals, and QA loop”www.coval.dev · checked Aug 1, 2026 |
| Self-reported performance· | 1 trillion spans processed, 1 billion evals/year, 5 million downloads/month (self-reported) “Alyx 1 Trillion spans processed 1 Billion evals per year 5 Million downloads per month”arize.com · checked Aug 18, 2026 | no public information status.coval.dev · checked Aug 29, 2026 |
| Service type· | “Agent Observability, Evaluation & Improvement Platform | Arize AI”arize.com · checked Aug 8, 2026 | Voice AI Testing & Evaluation Platform “Voice AI Testing & Evaluation Platform | Coval”www.coval.dev · checked Aug 1, 2026 |
| Underwriting backing· | no public information arize.com · checked Aug 8, 2026 | |
| Client types· | no public information www.coval.dev · checked Aug 1, 2026 |
Safety
| Field | Arize AI | Coval (YC S24) |
|---|---|---|
| Safety evaluations· | no public information arize.com · checked Aug 8, 2026 | “Coval gives teams the voice AI testing, evals, and QA loop”www.coval.dev · checked Aug 1, 2026 |
| Red teaming· | Arize runs a year-round public bug bounty program via Yogosha “We host a year-round bug bounty program facilitated by Yogosha.”arize.com · checked Aug 29, 2026 | “Simulate Run thousands of realistic conversations before launch.”www.coval.dev · checked Aug 1, 2026 |
| Safety policy· | no public information www.coval.dev · checked Aug 1, 2026 | |
| Incident reporting· | Publishes a vulnerability-disclosure channel ("Report an Issue") for responsible disclosure of security issues. “committed to maintaining a secure platform and appreciate responsible disclosure of security issues”arize.com · checked Sep 5, 2026 | no public information www.coval.dev · checked Aug 1, 2026 |
| Data handling· | “Your data stays under your control. Arize supports flexible deployment options and is certified to leading security and compliance standards, including SOC 2 Type II, ISO 27001, PCI DSS, HIPAA, and GDPR.”arize.com · checked Aug 8, 2026 | “SOC 2 Type II Secure, compliant data management across all systems.”www.coval.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 16, 2026 and this quote was not there. How we re-check citations |
Practicality
| Field | Arize AI | Coval (YC S24) |
|---|---|---|
| Integrations· | “Arize integrates with 40+ models, frameworks, and AI tools , including OpenAI, Anthropic, Google, Amazon Bedrock, LangGraph, LangChain, LlamaIndex, CrewAI, OpenAI Agents SDK, DSPy, and more.”arize.com · checked Aug 8, 2026 | |
| Supported regions· | “works across Google Cloud, AWS, Azure, and self-hosted environments.”arize.com · checked Aug 8, 2026 | European regulation “In Progress GDPR Data processed and stored in compliance with European regulation.”www.coval.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 16, 2026 and this quote was not there. How we re-check citations |
Ecosystem
| Field | Arize AI | Coval (YC S24) |
|---|---|---|
| Protocols supported· | “Built on OpenInference and OpenTelemetry standards, Arize works across Google Cloud, AWS, Azure, and self-hosted environments.”arize.com · checked Aug 8, 2026 |
Impact
| Field | Arize AI | Coval (YC S24) |
|---|---|---|
| User base· | Vendor-published aggregate volumes: 1 Trillion spans processed, 1 Billion evals per year, 5 Million downloads per month. NOTE: the earlier capture read "1 Billion evals per month" and "1 Trillion spans per month"; the vendor now states evals per YEAR and gives no period for spans. The prior stored value overstated the eval figure twelvefold. “Alyx 1 Trillion spans processed 1 Billion evals per year 5 Million downloads per month”arize.com · checked Aug 18, 2026 | teams putting voice AI in front of millions of customers “Trusted by teams putting voice AI in front of millions of customers.”www.coval.dev · checked Aug 1, 2026 |
| Deployment scale· | no public information arize.com · checked Aug 18, 2026 | |
| Target sectors· | “Teams use Arize to understand how their AI agents and applications behave, measure quality with evaluations, monitor production performance, and continuously improve prompts, models, and workflows.”arize.com · checked Aug 8, 2026 | the world's most regulated industries “Trusted across the world's most regulated industries”www.coval.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 16, 2026 and this quote was not there. How we re-check citations |
| High-risk domains· | “Teams use Arize to understand how their AI agents and applications behave, measure quality with evaluations, monitor production performance, and continuously improve prompts, models, and workflows.”arize.com · checked Aug 8, 2026 | the world's most regulated industries “Trusted across the world's most regulated industries”www.coval.dev · checked Aug 1, 2026 Not in our latest capture. We captured this page again on Sep 16, 2026 and this quote was not there. How we re-check citations |
| Market recognition· | Customer testimonials from TripAdvisor and Wayfair (both named on the vendor homepage) “"For anybody who is building AI products or AI solutions, Arize AX is a must for your production system." Rahul Todkar Head of Data and AI | TripAdvisor”arize.com · checked Aug 18, 2026 | no public information status.coval.dev · checked Aug 29, 2026 |
Disclosed by neither
Both Arize AI and Coval (YC S24) publish nothing on these 25 fields. That is a finding about the category rather than a difference between them, so it is recorded here instead of as 25 identical table rows. Each is shown with its source check on the individual profiles.
- Documented incidents
- Pricing model
- Price point
- Availability
- Deployment options
- Support model
- API access
- Open source
- Marketplace presence
- Usage restrictions
- Model or system card
- Third-party evaluations
- Insurance available
- Own liability cover
- Insurance carriers
- Coverage limits
- Indemnification
- Liability cap
- Tamper-evident log
- Outcome-based pricing
- Settlement mechanism
- Asset custody
- Dispute process
- SLA terms
- Regulatory status
Questions
- How do Arize AI and Coval (YC S24) compare on user base?
- Arize AI: Vendor-published aggregate volumes: 1 Trillion spans processed, 1 Billion evals per year, 5 Million downloads per month. NOTE: the earlier capture read "1 Billion evals per month" and "1 Trillion spans per month"; the vendor now states evals per YEAR and gives no period for spans. The prior stored value overstated the eval figure twelvefold.. Coval (YC S24): teams putting voice AI in front of millions of customers.
- How do Arize AI and Coval (YC S24) compare on market recognition?
- Arize AI: Customer testimonials from TripAdvisor and Wayfair (both named on the vendor homepage). Coval (YC S24): no public information disclosed.
- How do Arize AI and Coval (YC S24) compare on incident reporting?
- Arize AI: Publishes a vulnerability-disclosure channel ("Report an Issue") for responsible disclosure of security issues.. Coval (YC S24): no public information disclosed.
- How do Arize AI and Coval (YC S24) compare on self-reported performance?
- Arize AI: 1 trillion spans processed, 1 billion evals/year, 5 million downloads/month (self-reported). Coval (YC S24): no public information disclosed.