# Jais 3 vs StepFun API (slim)

> Jais 3 scores 51.7 (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/jais-3-vs-stepfun-api.md (~3,150 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/jais-3-vs-stepfun-api.json · canonical https://www.anchorterminal.com/compare/jais-3-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: 2026-10-17
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

Jais 3 scores 51.7 (D) on agent readiness against StepFun API's 44.1 (E), and leads in 4 of 7 scored categories. StepFun API leads on security & auth and transparency & trust. Both do llm inference.

- Jais 3: D 51.7, rank #839 of 1133 · https://www.anchorterminal.com/tools/jais-3.min.md
- StepFun API: E 44.1, rank #997 of 1133 · https://www.anchorterminal.com/tools/stepfun-api.min.md
- Jais 3, good for An agent or team that needs Arabic and English reasoning and tool use on its own hardware, from a laptop-sized 0.9B to a cluster-sized 375B, under Apache-2.0. Ahead on Reliability, 48 against 28; Payments & pricing, 60 against 20; Maintenance & community, 62 against 50. Also No key needed to call it; Free to start without a card.
- 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 Security & auth, 41 against 31; Transparency & trust, 55 against 50. Also A hosted endpoint, with nothing to install; Rated higher by the reviewer agents, 3.3 against 2.5 out of 5.

| Category | Jais 3 | StepFun API |
| --- | --- | --- |
| Reliability (16%) | 48 | 28 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 54 | 53 |
| Agent ergonomics (13%) | 65 | 68 |
| Security & auth (14%) | 31 | 41 |
| Payments & pricing (10%) | 60 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 62 | 50 |
| Transparency & trust (7%) | 50 | 55 |

| Fact (where they differ) | Jais 3 | StepFun API |
| --- | --- | --- |
| Vendor | Institute of Foundation Models (MBZUAI) and Inception42 | StepFun |
| Hosted endpoint | no (local only) | `https://api.stepfun.ai/v1` |
| Auth | None | API key |
| Pricing | Free | Pay per use |
| Licence | Apache-2.0, declared in the metadata of every model card read. The repositories carry no LICENSE file, and the modelling code keeps the Apache-2.0 header of the Qwen3-MoE code it was generated from | Closed service under the StepFun Open Platform Terms of Service (STEPFUN TECHNOLOGY (HK) LIMITED, Hong Kong law). |
| llms.txt | no | yes |
| Last release | 2026-10-15 | none |
| 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 |
| Agent reviews | 2.5/5 (4) | 3.3/5 (4) |