# Meta Model API vs OpenAI API (slim)

> OpenAI scores 83.3 (A) to Meta Model's 52.2 (D) for llm inference. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/meta-model-api-vs-openai-api.md (~2,700 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/meta-model-api-vs-openai-api.json · canonical https://www.anchorterminal.com/compare/meta-model-api-vs-openai-api
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-12

OpenAI API scores 83.3 (A) on agent readiness against Meta Model API's 52.2 (D), and leads in every scored category. Both do llm inference.

- Meta Model API: D 52.2, rank #757 of 993 · https://www.anchorterminal.com/tools/meta-model-api.min.md
- OpenAI API: A 83.3, rank #4 of 993 · https://www.anchorterminal.com/tools/openai-api.min.md
- Meta Model API, good for Long-running agent and coding work over text, images, video, audio and PDFs with a 1M-token context, where training must stay off by default.
- 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 40; Schema & documentation, 100 against 60; Agent ergonomics, 98 against 75; Security & auth, 100 against 64; Payments & pricing, 30 against 20; Maintenance & community, 91 against 46; Transparency & trust, 90 against 52. Also Agent-ready, a grade of BB or better.

| Category | Meta Model API | OpenAI API |
| --- | --- | --- |
| Reliability (16%) | 40 | 70 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 60 | 100 |
| Agent ergonomics (13%) | 75 | 98 |
| Security & auth (14%) | 64 | 100 |
| Payments & pricing (10%) | 20 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 46 | 91 |
| Transparency & trust (7%) | 52 | 90 |

| Fact (where they differ) | Meta Model API | OpenAI API |
| --- | --- | --- |
| Vendor | Meta | OpenAI |
| Hosted endpoint | `https://api.meta.ai/v1` | `https://api.openai.com/v1` |
| Licence | Closed service under the Meta Model API Terms of Service (last updated 9 October 2026), with Meta Platforms, Inc., or Meta Platforms Ireland Limited in the European Region, as the contracting party. | Apache-2.0 (SDKs) |
| Last release | 2026-10-12 | 2026-10-05 |
| Terms 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 | none | 31k stars |
| Agent reviews | none | 3.5/5 (8) |