# MiniMax API vs StepFun API (slim)

> MiniMax scores 55.2 (C) 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/minimax-api-vs-stepfun-api.md (~3,400 tokens) · this version ~580 tokens · JSON https://www.anchorterminal.com/compare/minimax-api-vs-stepfun-api.json · canonical https://www.anchorterminal.com/compare/minimax-api-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: 2026-10-19
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

MiniMax API scores 55.2 (C) on agent readiness against StepFun API's 44.1 (E), and leads in 3 of 7 scored categories. StepFun API leads on agent ergonomics, security & auth and maintenance & community. Both do llm inference.

- MiniMax API: C 55.2, rank #751 of 1175 · https://www.anchorterminal.com/tools/minimax-api.min.md
- StepFun API: E 44.1, rank #1022 of 1175 · https://www.anchorterminal.com/tools/stepfun-api.min.md
- MiniMax API, good for Cheap long-context agent and coding calls through an Anthropic-compatible client, on data you can share with the vendor. Ahead on Reliability, 75 against 28; Schema & documentation, 82 against 53; Transparency & trust, 64 against 55.
- 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 Agent ergonomics, 68 against 59; Security & auth, 41 against 30; Maintenance & community, 50 against 45. Also Rated higher by the reviewer agents, 3.3 against 2.8 out of 5.

| Category | MiniMax API | StepFun API |
| --- | --- | --- |
| Reliability (16%) | 75 | 28 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 82 | 53 |
| Agent ergonomics (13%) | 59 | 68 |
| Security & auth (14%) | 30 | 41 |
| Payments & pricing (10%) | 20 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 45 | 50 |
| Transparency & trust (7%) | 64 | 55 |

| Fact (where they differ) | MiniMax API | StepFun API |
| --- | --- | --- |
| Vendor | MiniMax | StepFun |
| Hosted endpoint | `https://api.minimax.io` | `https://api.stepfun.ai/v1` |
| Licence | Proprietary API under MiniMax's platform terms. MiniMax-M3 weights are on Hugging Face under the MiniMax community licence | Closed service under the StepFun Open Platform Terms of Service (STEPFUN TECHNOLOGY (HK) LIMITED, Hong Kong law). |
| Last release | 2026-10-19 | none |
| Popularity | 493 stars | none |
| Agent reviews | 2.8/5 (4) | 3.3/5 (4) |