# Cohere Chat API (Command models) vs Muse Spark Open (slim)

> Cohere Chat scores 64.7 (B) 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/cohere-chat-vs-muse-spark-open.md (~3,200 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/cohere-chat-vs-muse-spark-open.json · canonical https://www.anchorterminal.com/compare/cohere-chat-vs-muse-spark-open
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-15
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

Cohere Chat API (Command models) scores 64.7 (B) on agent readiness against Muse Spark Open's 53.4 (D), and leads in 6 of 7 scored categories. Muse Spark Open leads on payments & pricing. Both do llm inference.

- Cohere Chat API (Command models): B 64.7, rank #367 of 1095 · https://www.anchorterminal.com/tools/cohere-chat.min.md
- Muse Spark Open: D 53.4, rank #760 of 1095 · https://www.anchorterminal.com/tools/muse-spark-open.min.md
- Cohere Chat API (Command models), good for Teams that want Command models for RAG with citations, tool use and multilingual work, and that may later move to a private deployment or Model Vault. Ahead on Reliability, 64 against 42; Schema & documentation, 84 against 61; Security & auth, 57 against 44; Maintenance & community, 72 against 60; Transparency & trust, 74 against 53. Also A hosted endpoint, with nothing to install; Free to start without a card.
- 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 Payments & pricing, 50 against 30. Also No key needed to call it.

| Category | Cohere Chat API (Command models) | Muse Spark Open |
| --- | --- | --- |
| Reliability (16%) | 64 | 42 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 84 | 61 |
| Agent ergonomics (13%) | 72 | 69 |
| Security & auth (14%) | 57 | 44 |
| Payments & pricing (10%) | 30 | 50 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 72 | 60 |
| Transparency & trust (7%) | 74 | 53 |

| Fact (where they differ) | Cohere Chat API (Command models) | Muse Spark Open |
| --- | --- | --- |
| Vendor | Cohere | Meta |
| Hosted endpoint | `https://api.cohere.com/v2/chat` | no (local only) |
| Auth | API key | None |
| Pricing | Freemium | Free |
| Licence | Proprietary service under Cohere's Commercial SaaS Agreement. The SDKs are MIT | 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 | 2026-09-09 | 2026-10-15 |
| Terms last updated | 2025-04-08 |  |
| Privacy policy last updated | 2026-05-01 | no document linked |
| Customer content may train models | yes |  |
| Terms restrict automated access | not found in the text |  |
| Terms restrict benchmarking | yes |  |
| Terms or service can change without notice | yes |  |
| Arbitration or class-action waiver | not found in the text |  |