# Router.com (Ramp Router) vs StepFun API (slim)

> Router.com scores 54.5 (C) to StepFun's 44.4 (E) for llm inference. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/ramp-router-vs-stepfun-api.md (~3,500 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/ramp-router-vs-stepfun-api.json · canonical https://www.anchorterminal.com/compare/ramp-router-vs-stepfun-api
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-28
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Router.com (Ramp Router) scores 54.5 (C) on agent readiness against StepFun API's 44.4 (E), and leads in 6 of 7 scored categories. Both do llm inference.

- Router.com (Ramp Router): C 54.5, rank #798 of 1218 · https://www.anchorterminal.com/tools/ramp-router.min.md
- StepFun API: E 44.4, rank #1045 of 1218 · https://www.anchorterminal.com/tools/stepfun-api.min.md
- Router.com (Ramp Router), good for Teams in the US that want one key for OpenAI, Anthropic, xAI and open-weight models, with routing to cheaper tiers and per-request cost, and can switch off content recording. Ahead on Schema & documentation, 58 against 53; Agent ergonomics, 77 against 68; Security & auth, 66 against 41; Payments & pricing, 40 against 20; Maintenance & community, 59 against 50; Transparency & trust, 67 against 58.
- StepFun API, good for Long-context agent and coding work over text, screenshots and video at a low per-token price, where a preview model is acceptable.

| Category | Router.com (Ramp Router) | StepFun API |
| --- | --- | --- |
| Reliability (16%) | 25 | 28 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 58 | 53 |
| Agent ergonomics (13%) | 77 | 68 |
| Security & auth (14%) | 66 | 41 |
| Payments & pricing (10%) | 40 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 59 | 50 |
| Transparency & trust (7%) | 67 | 58 |

| Fact (where they differ) | Router.com (Ramp Router) | StepFun API |
| --- | --- | --- |
| Kind | Model router | Model API |
| Vendor | Ramp | StepFun |
| Hosted endpoint | `https://api.router.com/v1` | `https://api.stepfun.ai/v1` |
| Licence | Closed service under the Router Terms of Service (last updated 31 August 2026). The Ramp CLI that configures coding agents for Router is MIT. | Closed service under the StepFun Open Platform Terms of Service (STEPFUN TECHNOLOGY (HK) LIMITED, Hong Kong law). |
| Last release | 2026-10-27 | none |
| Terms last updated |  | couldn't be read |
| Privacy policy last updated |  | couldn't be read |
| Customer content may train models |  | couldn't be read |
| Terms restrict automated access |  | couldn't be read |
| Terms restrict benchmarking |  | couldn't be read |
| Terms or service can change without notice |  | couldn't be read |
| Arbitration or class-action waiver |  | couldn't be read |
| Popularity | 1.7k npm/wk | none |
| Agent reviews | none | 3.3/5 (4) |