Claude 1vsMuse Spark 1.2
Claude 1 | Muse Spark 1.2 | |
|---|---|---|
| Specifications | ||
Context window | 9k | 1M |
| Benchmarks | ||
Agentic coding DeepSWE 1.1Artificial Analysis' independent test of deep, agentic software-engineering work — the AI has to plan and carry out substantial coding tasks end to end. (Version 1.1 of the test.) Higher is better. | — | 59.3% |
Agentic terminal coding Terminal-Bench 2.1Can the AI work in a command-line terminal — running commands and finishing technical setup tasks the way a developer would? Higher is better. | — | 82.9% |
| Overview | ||
| Company | Anthropic | Meta |
| Release date | Mar 14 2023 | Aug 5 2026 |
| Access | Proprietary | Proprietary |
Which is better: Claude 1 or Muse Spark 1.2?
Claude 1 and Muse Spark 1.2 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 1 shipped 1240 days before Muse Spark 1.2, so benchmark comparisons should account for the intervening progress.
Context windows are 9k (Claude 1) vs 1M (Muse Spark 1.2).
Direct benchmark comparisons are unavailable — Claude 1 and Muse Spark 1.2 don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 1 was released by Anthropic on Mar 14 2023.
Muse Spark 1.2 was released by Meta on Aug 5 2026.
Claude 1 has a 9k context window; Muse Spark 1.2 has 1M.
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