vendor · Observability
Coval (YC S24) vs LangSmith
45 fields both were evaluated on, 25 of them different — including where one discloses something the other does not. Every value links to the document it came from.
Assurance
| Field | Coval (YC S24) | LangSmith |
|---|---|---|
| Insurance available | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Insurance carriers | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Coverage limits | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Indemnification | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Liability cap | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Audit trail· | Agent Behaviors to Evaluate The moments that make or break the call. “Agent Behaviors to Evaluate The moments that make or break the call.”www.coval.dev · checked Aug 1, 2026 | Trace your preferred framework or integrate LangSmith with any agent stack using our Python, Typescript, Go, or Java SDKs. “Trace your preferred framework or integrate LangSmith with any agent stack using our Python, Typescript, Go, or Java SDKs.”www.langchain.com · checked Aug 1, 2026 |
| Tamper-evident log | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Explainability· | Explanation The agent proceeded with account-level requests without completing the required identity verification steps. “Explanation The agent proceeded with account-level requests without completing the required identity verification steps.”www.coval.dev · checked Aug 1, 2026 | See exactly what your agent is doing step by step. “See exactly what your agent is doing step by step.”www.langchain.com · checked Aug 1, 2026 |
| Runtime governance· | Protect the account. Prove identity verification holds before an agent shares sensitive information or takes action. “Protect the account. Prove identity verification holds before an agent shares sensitive information or takes action.”www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Permission scopes· | Identity Verified No Human Review Yes No “Identity Verified No Human Review Yes No”www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Compliance certifications· | 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. “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 | no public information www.langchain.com · checked Aug 1, 2026 |
| Regulatory alignment· | In Progress GDPR Data processed and stored in compliance with European regulation. HIPAA Built to handle Protected Health Information compliantly. “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 | no public information www.langchain.com · checked Aug 1, 2026 |
| Outcome-based pricing | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Settlement mechanism | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Dispute process | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| SLA terms | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Evaluation coverage· | Coval gives teams the voice AI testing, evals, and QA loop “Coval gives teams the voice AI testing, evals, and QA loop”www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Service type· | Voice AI Testing & Evaluation Platform “Voice AI Testing & Evaluation Platform | Coval”www.coval.dev · checked Aug 1, 2026 | LangSmith: Agent & LLM Observability Platform “LangSmith: Agent & LLM Observability Platform”www.langchain.com · checked Aug 1, 2026 |
| Regulatory status | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Underwriting backing· | no public information www.langchain.com · checked Aug 1, 2026 | |
| Client types· | no public information www.coval.dev · checked Aug 1, 2026 | Helping top teams ship great agents “Helping top teams ship great agents”www.langchain.com · checked Aug 1, 2026 |
Safety
| Field | Coval (YC S24) | LangSmith |
|---|---|---|
| Safety evaluations· | Coval gives teams the voice AI testing, evals, and QA loop “Coval gives teams the voice AI testing, evals, and QA loop”www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Red teaming· | Simulate Run thousands of realistic conversations before launch. “Simulate Run thousands of realistic conversations before launch.”www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Safety policy | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Usage restrictions | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Model or system card | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Incident reporting | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Third-party evaluations | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Data handling· | SOC 2 Type II Secure, compliant data management across all systems. “SOC 2 Type II Secure, compliant data management across all systems.”www.coval.dev · checked Aug 1, 2026 | We will not train on your data, and you own all rights to your data. See LangSmith Terms of Service for more information. “We will not train on your data, and you own all rights to your data. See LangSmith Terms of Service for more information.”www.langchain.com · checked Aug 1, 2026 |
Practicality
| Field | Coval (YC S24) | LangSmith |
|---|---|---|
| Pricing model· | no public information www.coval.dev · checked Aug 1, 2026 | Paid plans scale with trace volume. “Paid plans scale with trace volume.”www.langchain.com · checked Aug 1, 2026 |
| Price point· | no public information www.coval.dev · checked Aug 1, 2026 | LangSmith has a free tier for development and small-scale production. Paid plans scale with trace volume. See our pricing page for details, or contact us for enterprise pricing. “LangSmith has a free tier for development and small-scale production. Paid plans scale with trace volume. See our pricing page for details, or contact us for enterprise pricing.”www.langchain.com · checked Aug 1, 2026 |
| Availability· | LangSmith Observability is framework agnostic and works no matter how you build your agent. Start building Get a demo “LangSmith Observability is framework agnostic and works no matter how you build your agent. Start building Get a demo”www.langchain.com · checked Aug 1, 2026 | |
| Deployment options· | no public information www.coval.dev · checked Aug 1, 2026 | LangSmith offers managed cloud, bring-your-own-cloud (BYOC), and self-hosted options for teams with data residency requirements. “LangSmith offers managed cloud, bring-your-own-cloud (BYOC), and self-hosted options for teams with data residency requirements.”www.langchain.com · checked Aug 1, 2026 |
| Integrations· | Trace your preferred framework or integrate LangSmith with any agent stack using our Python, Typescript, Go, or Java SDKs. “Trace your preferred framework or integrate LangSmith with any agent stack using our Python, Typescript, Go, or Java SDKs.”www.langchain.com · checked Aug 1, 2026 | |
| Supported regions· | European regulation “In Progress GDPR Data processed and stored in compliance with European regulation.”www.coval.dev · checked Aug 1, 2026 | LangSmith cloud stores data in secure infrastructure. When using LangSmith hosted at smith.langchain.com , data is stored in GCP us-central-1. If you’re on the Enterprise plan, we can deliver LangSmith to run on your kubernetes cluster in AWS, GCP, or Azure so that data never leaves your environment. “LangSmith cloud stores data in secure infrastructure. When using LangSmith hosted at smith.langchain.com , data is stored in GCP us-central-1. If you’re on the Enterprise plan, we can deliver LangSmith to run on your kubernetes cluster in AWS, GCP, or Azure so that data never leaves your environment.”www.langchain.com · checked Aug 1, 2026 |
| Support model | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
Ecosystem
| Field | Coval (YC S24) | LangSmith |
|---|---|---|
| Protocols supported· | OpenTelemetry support connects to existing pipelines. “OpenTelemetry support connects to existing pipelines.”www.langchain.com · checked Aug 1, 2026 | |
| API access· | no public information www.coval.dev · checked Aug 1, 2026 | integrate LangSmith with any agent stack using our Python, Typescript, Go, or Java SDKs. “integrate LangSmith with any agent stack using our Python, Typescript, Go, or Java SDKs.”www.langchain.com · checked Aug 1, 2026 |
| Open source | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Marketplace presence | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
Impact
| Field | Coval (YC S24) | LangSmith |
|---|---|---|
| User base· | 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 | no public information www.langchain.com · checked Aug 1, 2026 |
| Deployment scale· | 3.1M Evaluation metrics run weekly “3.1M Evaluation metrics run weekly”www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Target sectors· | the world's most regulated industries “Trusted across the world's most regulated industries”www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| High-risk domains· | the world's most regulated industries “Trusted across the world's most regulated industries”www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |
| Documented incidents | no public information www.coval.dev · checked Aug 1, 2026 | no public information www.langchain.com · checked Aug 1, 2026 |