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Pick 2–5 published tools. Values come from our evidence-checked profiles — an em-dash means unknown, never “no”. Ranking rows reflect the current published methodology for the comparison context.
Not Diamond vs Vercel AI Gateway
Context: LLM Gateways & Model Routing Platforms · 16 rows
| Attribute | Not DiamondNot Diamond | Vercel AI GatewayVercel |
|---|---|---|
| Identity · Taxonomy | ||
| Documentation | https://code.notdiamond.ai/docs | https://vercel.com/docs/ai-gateway |
| Tags | model-routing, llm, coding-agents, ai | llm-gateway, model-routing, developer-tools, ai |
| Platform · Deployment | ||
| Delivery model | SaaS | SaaS |
| Pricing · Licensing | ||
| Pricing model | custom | usage |
| Features · Product · Fit | ||
| Core capabilities | Per-request intelligent model selection, Routing across provider, model, domain, and reasoning complexity, Cost-savings targeting for agent workloads, Gateway-agnostic integration via API | One API for hundreds of models across providers, Routing by cost, latency, or availability, Automatic provider failover, Usage, spend, and latency dashboards, Budgets and quotas per team, project, and key, BYOK with zero data retention routing |
| Api · Integrations · Ecosystem | ||
| API available | true | true |
| Security · Privacy · Compliance | ||
| Security certifications | SOC 2, ISO 27001 | — |
| Audience · Use · Case | ||
| Best for | Engineering teams running coding agents that want per-request model selection to reduce spend while keeping their existing gateway or harness. | Developers and teams that want access to many models at provider list prices through one key, with routing, failover, and usage analytics. |
| Company-size fit | mid-market, enterprise | individual, SMB, mid-market, enterprise |
| Primary use cases | Model routing for coding agents, LLM cost reduction, Avoiding vendor lock-in | Multi-provider LLM access for apps and agents, LLM cost optimization, Model backends for coding agents |
| Skill level | advanced | intermediate |
| Lifecycle · Versioning | ||
| Changelog/release notes | — | https://vercel.com/changelog |
| Maintenance status | active | active |
| Vendor · Maintainer | ||
| Founded year | — | 2015 |
| Headquarters country | — | United States |
| Vendor type | commercial | commercial |
“—” means unknown (we never treat missing evidence as a negative). Cells reflect each value's current evidence state; superseded or stale values are excluded. Ranking rows are editorial assessments under the cited methodology version — see the LLM Gateways & Model Routing Platforms category for definitions.