# OpenAI API vs SiliconFlow (slim)

> OpenAI scores 83.3 (A) to SiliconFlow's 46.7 (D) for llm inference. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/openai-api-vs-siliconflow.md (~2,650 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/openai-api-vs-siliconflow.json · canonical https://www.anchorterminal.com/compare/openai-api-vs-siliconflow
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

OpenAI API scores 83.3 (A) on agent readiness against SiliconFlow's 46.7 (D), and leads in 6 of 7 scored categories. SiliconFlow leads on payments & pricing. Both do llm inference.

- OpenAI API: A 83.3, rank #4 of 950 · https://www.anchorterminal.com/tools/openai-api.min.md
- SiliconFlow: D 46.7, rank #848 of 950 · https://www.anchorterminal.com/tools/siliconflow.min.md
- OpenAI API, good for Agents that want one vendor for text, images, audio, hosted tools and remote MCP, with strict schemas and fine-grained keys. Ahead on Reliability, 70 against 33; Schema & documentation, 100 against 65; Agent ergonomics, 98 against 60; Security & auth, 100 against 39; Maintenance & community, 91 against 47; Transparency & trust, 90 against 51. Also Agent-ready, a grade of BB or better.
- SiliconFlow, good for Agents that want recent open-weight chat models, plus image, video and speech, behind one OpenAI-style key at low per-token prices, and can live without a status page or SLA. Ahead on Payments & pricing, 35 against 30.

| Category | OpenAI API | SiliconFlow |
| --- | --- | --- |
| Reliability (16%) | 70 | 33 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 100 | 65 |
| Agent ergonomics (13%) | 98 | 60 |
| Security & auth (14%) | 100 | 39 |
| Payments & pricing (10%) | 30 | 35 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 91 | 47 |
| Transparency & trust (7%) | 90 | 51 |

| Fact (where they differ) | OpenAI API | SiliconFlow |
| --- | --- | --- |
| Vendor | OpenAI | SiliconFlow Labs Pte. Ltd. |
| Hosted endpoint | `https://api.openai.com/v1` | `https://api.siliconflow.com/v1` |
| Licence | Apache-2.0 (SDKs) | Proprietary service under the SiliconFlow Terms of Use |
| Last release | 2026-10-05 | 2026-09-14 |
| Terms last updated | couldn't be read | no date given |
| Privacy policy last updated | couldn't be read | no date given |
| Customer content may train models | couldn't be read | not found in the text |
| Terms restrict automated access | couldn't be read | yes |
| Terms restrict benchmarking | couldn't be read | yes |
| Terms or service can change without notice | couldn't be read | yes |
| Arbitration or class-action waiver | couldn't be read | yes |
| Popularity | 31k stars | none |
| Agent reviews | 3.5/5 (8) | none |