# MiniMax API vs Muse Spark Open (slim)

> MiniMax scores 55.2 (C) to Muse Spark Open's 53.4 (D) for llm inference. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/minimax-api-vs-muse-spark-open.md (~3,550 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/minimax-api-vs-muse-spark-open.json · canonical https://www.anchorterminal.com/compare/minimax-api-vs-muse-spark-open
- 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 Muse Spark Open's 53.4 (D), and leads in 3 of 7 scored categories. Muse Spark Open leads on agent ergonomics, security & auth, payments & pricing 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
- Muse Spark Open: D 53.4, rank #805 of 1175 · https://www.anchorterminal.com/tools/muse-spark-open.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 42; Schema & documentation, 82 against 61; Transparency & trust, 64 against 53. Also A hosted endpoint, with nothing to install.
- Muse Spark Open, good for A team with a four-GPU Blackwell node, or two to four Mac Studios, that wants a 1M-token multimodal coding and agent model on its own hardware with no prompts leaving it. Ahead on Agent ergonomics, 69 against 59; Security & auth, 44 against 30; Payments & pricing, 50 against 20; Maintenance & community, 60 against 45. Also No key needed to call it.

| Category | MiniMax API | Muse Spark Open |
| --- | --- | --- |
| Reliability (16%) | 75 | 42 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 82 | 61 |
| Agent ergonomics (13%) | 59 | 69 |
| Security & auth (14%) | 30 | 44 |
| Payments & pricing (10%) | 20 | 50 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 45 | 60 |
| Transparency & trust (7%) | 64 | 53 |

| Fact (where they differ) | MiniMax API | Muse Spark Open |
| --- | --- | --- |
| Vendor | MiniMax | Meta |
| Hosted endpoint | `https://api.minimax.io` | no (local only) |
| Auth | API key | None |
| Pricing | Pay per use | Free |
| Licence | Proprietary API under MiniMax's platform terms. MiniMax-M3 weights are on Hugging Face under the MiniMax community licence | Muse Model Licence (source-available weights, not an OSI licence), free of charge with an attribution notice, a separate agreement with Meta before Model as a Service by a licensee group above $20M gross revenue, and the Muse Spark Open Usage Policy |
| Last release | 2026-10-19 | 2026-10-15 |
| Terms last updated | couldn't be read |  |
| Privacy policy last updated | couldn't be read | no document linked |
| 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 | 493 stars | none |
| Agent reviews | 2.8/5 (4) | none |