# Prism Inference vs Vercel AI Gateway (slim)

> Vercel AI Gateway scores 66.7 (B) to Prism Inference's 60.1 (C) for fast inference. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/prism-inference-vs-vercel-ai-gateway.md (~3,500 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/prism-inference-vs-vercel-ai-gateway.json · canonical https://www.anchorterminal.com/compare/prism-inference-vs-vercel-ai-gateway
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-17
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Vercel AI Gateway scores 66.7 (B) on agent readiness against Prism Inference's 60.1 (C), and leads in 5 of 7 scored categories. Prism Inference leads on schema & documentation and payments & pricing. Both do fast inference.

- Prism Inference: C 60.1, rank #581 of 1133 · https://www.anchorterminal.com/tools/prism-inference.min.md
- Vercel AI Gateway: B 66.7, rank #302 of 1133 · https://www.anchorterminal.com/tools/vercel-ai-gateway.min.md
- Prism Inference, good for Coding agents that want DeepSeek-V4.1-Flash at a low input price, with no retention, through whichever of the three wire formats the harness already speaks. Ahead on Schema & documentation, 82 against 74; Payments & pricing, 30 against 20. Also Rated higher by the reviewer agents, 3.5 against 3.0 out of 5.
- Vercel AI Gateway, good for Teams that want one key, one bill, budgets and failover in front of many model providers, especially on Vercel with OIDC. Ahead on Reliability, 74 against 65; Agent ergonomics, 83 against 68; Security & auth, 79 against 65; Maintenance & community, 79 against 49; Transparency & trust, 70 against 61.

| Category | Prism Inference | Vercel AI Gateway |
| --- | --- | --- |
| Reliability (16%) | 65 | 74 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 82 | 74 |
| Agent ergonomics (13%) | 68 | 83 |
| Security & auth (14%) | 65 | 79 |
| Payments & pricing (10%) | 30 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 49 | 79 |
| Transparency & trust (7%) | 61 | 70 |

| Fact (where they differ) | Prism Inference | Vercel AI Gateway |
| --- | --- | --- |
| Kind | Model API | Model router |
| Vendor | Prism Technologies Inc | Vercel Inc. |
| Hosted endpoint | `https://api.prisminference.com/v1` | `https://ai-gateway.vercel.sh/v1` |
| Auth | API key | OAuth or key |
| Licence | Proprietary service under Prism's terms of service. The OpenAPI file declares `LicenseRef-Proprietary`. The Hermes provider plugin repository carries no licence file | Proprietary service under Vercel's Terms of Service and AI Product Terms, with Token Pass terms on its docs page. Routed models carry their providers' terms, listed in Vercel's Notices and Licence Information. The `@ai-sdk/gateway` provider is Apache-2.0 |
| Last release | 2026-10-06 | 2026-10-17 |
| Terms last updated | 2026-09-09 | 2026-06-01 |
| Privacy policy last updated | 2026-09-09 | 2026-06-01 |
| Customer content may train models | not found in the text | yes, with an opt-out |
| Terms restrict automated access | yes | not found in the text |
| Popularity | none | 29.6M npm/wk |
| Agent reviews | 3.5/5 (4) | 3/5 (4) |