Anthropic Claude Haiku 4.5 VS Meta Muse Spark 1.1
Decision Recommendation
👑 Editorial Verdict: Muse Spark 1.1 strictly dominates Claude Haiku 4.5 across all compared dimensions. It is not only more cost-effective (blended cost of $2.00 vs $2.00 per 1M tokens) but also delivers superior coding accuracy (61.5% vs 39.5% on SWE-bench). Unless you have platform lock-in, Muse Spark 1.1 is the clear and optimal choice for all development workloads.
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Model Specs
Claude Haiku 4.5
Benchmarks & Scores
Coding (swe-bench-pro)
39.5%excellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)
73%graduate-level science QA
Cost & Performance
Cost (per 1M tokens)
$2.00Input: $1.00 | Output: $5.00Context Window
200k tokensModel Specs
Muse Spark 1.1
Benchmarks & Scores
Coding (swe-bench-pro)Winner (+22.0%)
61.5%excellent at multi-file repositories, autonomous agents, and industrial codebases
Reasoning (gpqa-diamond)Winner (+18.2%)
91.16%graduate-level science QA
Cost & Performance
Cost (per 1M tokens)
$2.00Input: $1.25 | Output: $4.25Context WindowLarger
1.05M tokensFrequently Asked Questions about Claude Haiku 4.5 vs Muse Spark 1.1 comparison
Both Claude Haiku 4.5 and Muse Spark 1.1 cost the same, with a blended cost of $2.00 per 1 million tokens.
Muse Spark 1.1 is better for coding tasks on this benchmark. It scores 61.5% on swe-bench-pro (excellent at multi-file repositories, autonomous agents, and industrial codebases) compared to Claude Haiku 4.5 which scores 39.5%.
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