# Antseed vs Muse Spark Open (slim)

> Antseed scores 55.1 (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/antseed-vs-muse-spark-open.md (~3,050 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/antseed-vs-muse-spark-open.json · canonical https://www.anchorterminal.com/compare/antseed-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

Antseed scores 55.1 (C) on agent readiness against Muse Spark Open's 53.4 (D), and leads in 5 of 7 scored categories. Muse Spark Open leads on schema & documentation and agent ergonomics. Both do llm inference.

- Antseed: C 55.1, rank #715 of 1095 · https://www.anchorterminal.com/tools/antseed.min.md
- Muse Spark Open: D 53.4, rank #760 of 1095 · https://www.anchorterminal.com/tools/muse-spark-open.min.md
- Antseed, good for Agents and coding tools that want pay-per-request inference with no account, and owners comfortable holding USDC on Base. Ahead on Reliability, 62 against 42; Payments & pricing, 70 against 50; Maintenance & community, 79 against 60; Transparency & trust, 59 against 53. Also Free to start without a card; Open source.
- 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 Schema & documentation, 61 against 55; Agent ergonomics, 69 against 56. Also No incidents deducted, where Antseed loses 4 points for them.

| Category | Antseed | Muse Spark Open |
| --- | --- | --- |
| Reliability (16%) | 62 | 42 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 55 | 61 |
| Agent ergonomics (13%) | 56 | 69 |
| Security & auth (14%) | 45 | 44 |
| Payments & pricing (10%) | 70 | 50 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 79 | 60 |
| Transparency & trust (7%) | 59 | 53 |

| Fact (where they differ) | Antseed | Muse Spark Open |
| --- | --- | --- |
| Kind | Model router | Model API |
| Vendor | Antseed Foundation | Meta |
| Pricing | Pay per use | Free |
| Licence | GPL-3.0 (LICENSE in the repository). The @antseed/cli manifest on npm carries no licence field | 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 | 2026-10-08 | 2026-10-15 |
| Terms last updated | 2026-05-15 |  |
| Customer content may train models | not found in the text |  |
| Terms restrict automated access | not found in the text |  |
| Terms restrict benchmarking | not found in the text |  |
| Terms or service can change without notice | not found in the text |  |
| Arbitration or class-action waiver | not found in the text |  |
| Popularity | 106 stars, 1.8k npm/wk | none |