Claude 2.1vsMuse Spark 1.2
Claude 2.1 | Muse Spark 1.2 | |
|---|---|---|
| Specifications | ||
Context window | 200k | 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 | Nov 21 2023 | Aug 5 2026 |
| Access | Proprietary | Proprietary |
Which is better: Claude 2.1 or Muse Spark 1.2?
Claude 2.1 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 2.1 shipped 988 days before Muse Spark 1.2, so benchmark comparisons should account for the intervening progress.
Context windows are 200k (Claude 2.1) vs 1M (Muse Spark 1.2).
Direct benchmark comparisons are unavailable — Claude 2.1 and Muse Spark 1.2 don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 2.1 was released by Anthropic on Nov 21 2023.
Muse Spark 1.2 was released by Meta on Aug 5 2026.
Claude 2.1 has a 200k context window; Muse Spark 1.2 has 1M.
Other comparisons
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