# RouterPlus vs StepFun API (slim)

> RouterPlus scores 51.2 (D) to StepFun's 44.1 (E) for llm inference. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/routerplus-vs-stepfun-api.md (~2,800 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/routerplus-vs-stepfun-api.json · canonical https://www.anchorterminal.com/compare/routerplus-vs-stepfun-api
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-13

RouterPlus scores 51.2 (D) on agent readiness against StepFun API's 44.1 (E), and leads in 5 of 7 scored categories. StepFun API leads on maintenance & community and transparency & trust. Both do llm inference.

- RouterPlus: D 51.2, rank #777 of 1010 · https://www.anchorterminal.com/tools/routerplus.min.md
- StepFun API: E 44.1, rank #907 of 1010 · https://www.anchorterminal.com/tools/stepfun-api.min.md
- RouterPlus, good for Teams that call Claude and GPT models from one key and want the cost of every call in the response, with their own provider keys where they have them. Ahead on Reliability, 45 against 28; Schema & documentation, 59 against 53; Security & auth, 62 against 41; Payments & pricing, 40 against 20.
- 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. Ahead on Maintenance & community, 50 against 44; Transparency & trust, 55 against 38.

| Category | RouterPlus | StepFun API |
| --- | --- | --- |
| Reliability (16%) | 45 | 28 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 59 | 53 |
| Agent ergonomics (13%) | 71 | 68 |
| Security & auth (14%) | 62 | 41 |
| Payments & pricing (10%) | 40 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 44 | 50 |
| Transparency & trust (7%) | 38 | 55 |

| Fact (where they differ) | RouterPlus | StepFun API |
| --- | --- | --- |
| Kind | Model router | Model API |
| Vendor | RouterPlus | StepFun |
| Hosted endpoint | `https://api.routerplus.com/v1` | `https://api.stepfun.ai/v1` |
| Licence | Closed service. No terms of service for the gateway were found on routerplus.com or app.routerplus.com on 13 October 2026. The only terms on the site govern the capacity request form and name EVO HQ Inc, a Delaware corporation (https://routerplus.com/capacity/terms/). | Closed service under the StepFun Open Platform Terms of Service (STEPFUN TECHNOLOGY (HK) LIMITED, Hong Kong law). |
| Terms last updated | no document linked | couldn't be read |
| Privacy policy last updated | no document linked | 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 |