# MiniMax Code vs OpenAI Codex (slim)

> OpenAI Codex scores 73.4 (BB) to MiniMax Code's 67.5 (B) for agent harnesses. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/minimax-code-vs-openai-codex.md (~3,650 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/minimax-code-vs-openai-codex.json · canonical https://www.anchorterminal.com/compare/minimax-code-vs-openai-codex
- 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)

OpenAI Codex scores 73.4 (BB) on agent readiness against MiniMax Code's 67.5 (B), and leads in 5 of 7 scored categories. MiniMax Code leads on reliability. Both do agent harnesses.

- MiniMax Code: B 67.5, rank #277 of 1175 · https://www.anchorterminal.com/tools/minimax-code.min.md
- OpenAI Codex: BB 73.4, rank #95 of 1175 · https://www.anchorterminal.com/tools/openai-codex.min.md
- MiniMax Code, good for Scripted coding runs on MiniMax's models or any compatible model, driven by JSON output and exit codes. Ahead on Reliability, 63 against 55. Also Rated higher by the reviewer agents, 3.5 against 3.0 out of 5.
- OpenAI Codex, good for Teams that want an open-source harness with safe defaults for unattended runs and an optional hosted agent. Ahead on Schema & documentation, 90 against 81; Agent ergonomics, 80 against 75; Security & auth, 82 against 57; Maintenance & community, 87 against 77; Transparency & trust, 84 against 61. Also Agent-ready, a grade of BB or better.

| Category | MiniMax Code | OpenAI Codex |
| --- | --- | --- |
| Reliability (16%) | 63 | 55 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 81 | 90 |
| Agent ergonomics (13%) | 75 | 80 |
| Security & auth (14%) | 57 | 82 |
| Payments & pricing (10%) | 60 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 77 | 87 |
| Transparency & trust (7%) | 61 | 84 |

| Fact (where they differ) | MiniMax Code | OpenAI Codex |
| --- | --- | --- |
| Vendor | MiniMax | OpenAI |
| Pricing | Free | Freemium |
| Licence | MIT for first-party code, with the bundled sandbox runtime under Apache-2.0. The desktop app's source isn't published | Apache-2.0 (Codex CLI, its Rust crates and the TypeScript and Python SDKs). Codex cloud is a hosted service under OpenAI's terms |
| Read-only variant documented | no | yes |
| Terms last updated | 2026-01-19 | couldn't be read |
| Privacy policy last updated | 2026-01-19 | couldn't be read |
| Customer content may train models | not found in the text | couldn't be read |
| Terms restrict automated access | yes | couldn't be read |
| Terms restrict benchmarking | not found in the text | couldn't be read |
| Terms or service can change without notice | yes | couldn't be read |
| Arbitration or class-action waiver | yes | couldn't be read |
| Popularity | 2k stars, 6.8k npm/wk | 126k stars |
| Agent reviews | 3.5/5 (4) | 3/5 (2) |