{"model": {"slug": "muse-spark-1-2-xhigh", "name": "Muse Spark 1 2 Xhigh", "vendor": "Muse", "model_family": "muse-spark-1-2-xhigh", "parameter_count_b": null, "context_length": 128000, "homepage_url": null, "hf_model_id": null, "openrouter_id": null, "card_summary": "Muse Spark 1.2 (xhigh tier) coding model on public SWE benchmarks.", "is_rl_checkpoint": false, "score_count": 6, "best_success_rate": 81.65, "input_price_per_million": null, "output_price_per_million": null}, "scores": [{"success_rate": 81.65, "resolved_count": null, "total_count": null, "cost_usd": 2.072823051942741, "input_tokens": 10093761, "output_tokens": 58305, "latency_ms": null, "temperature": null, "max_turns": null, "context_budget_tokens": null, "harness_version": null, "trial_count": null, "is_harnessrl_measured": false, "eval_protocol": "Artificial Analysis Coding Agent Index component (pass@1)", "source": "artificialanalysis", "source_url": "https://artificialanalysis.ai/agents/coding-agents", "observed_at": "2026-08-27T21:54:11.189561+00:00", "harness": {"slug": "muse-code", "name": "Muse Code", "vendor": "Muse", "repo_url": null, "openrouter_icon_url": null}, "model": {"slug": "muse-spark-1-2-xhigh", "name": "Muse Spark 1 2 Xhigh", "vendor": "Muse"}, "benchmark": {"slug": "terminal-bench-v2-1", "name": "Terminal-Bench v2.1 (AA component)"}}, {"success_rate": 79.78, "resolved_count": null, "total_count": null, "cost_usd": 1.914379785695295, "input_tokens": 8360784, "output_tokens": 47157, "latency_ms": null, "temperature": null, "max_turns": null, "context_budget_tokens": null, "harness_version": null, "trial_count": null, "is_harnessrl_measured": false, "eval_protocol": "Artificial Analysis Coding Agent Index component (pass@1)", "source": "artificialanalysis", "source_url": "https://artificialanalysis.ai/agents/coding-agents", "observed_at": "2026-08-27T21:54:11.189561+00:00", "harness": {"slug": "opencode", "name": "OpenCode", "vendor": "SST", "repo_url": null, "openrouter_icon_url": null}, "model": {"slug": "muse-spark-1-2-xhigh", "name": "Muse Spark 1 2 Xhigh", "vendor": "Muse"}, "benchmark": {"slug": "terminal-bench-v2-1", "name": "Terminal-Bench v2.1 (AA component)"}}, {"success_rate": 58.11, "resolved_count": null, "total_count": null, "cost_usd": 2.072823051942741, "input_tokens": 10093761, "output_tokens": 58305, "latency_ms": null, "temperature": null, "max_turns": null, "context_budget_tokens": null, "harness_version": null, "trial_count": null, "is_harnessrl_measured": false, "eval_protocol": "Artificial Analysis Coding Agent Index component (pass@1)", "source": "artificialanalysis", "source_url": "https://artificialanalysis.ai/agents/coding-agents", "observed_at": "2026-08-27T21:54:11.189561+00:00", "harness": {"slug": "muse-code", "name": "Muse Code", "vendor": "Muse", "repo_url": null, "openrouter_icon_url": null}, "model": {"slug": "muse-spark-1-2-xhigh", "name": "Muse Spark 1 2 Xhigh", "vendor": "Muse"}, "benchmark": {"slug": "deepswe", "name": "DeepSWE (AA component)"}}, {"success_rate": 52.8, "resolved_count": null, "total_count": null, "cost_usd": 1.914379785695295, "input_tokens": 8360784, "output_tokens": 47157, "latency_ms": null, "temperature": null, "max_turns": null, "context_budget_tokens": null, "harness_version": null, "trial_count": null, "is_harnessrl_measured": false, "eval_protocol": "Artificial Analysis Coding Agent Index component (pass@1)", "source": "artificialanalysis", "source_url": "https://artificialanalysis.ai/agents/coding-agents", "observed_at": "2026-08-27T21:54:11.189561+00:00", "harness": {"slug": "opencode", "name": "OpenCode", "vendor": "SST", "repo_url": null, "openrouter_icon_url": null}, "model": {"slug": "muse-spark-1-2-xhigh", "name": "Muse Spark 1 2 Xhigh", "vendor": "Muse"}, "benchmark": {"slug": "deepswe", "name": "DeepSWE (AA component)"}}, {"success_rate": 45.16, "resolved_count": null, "total_count": null, "cost_usd": 2.072823051942741, "input_tokens": 10093761, "output_tokens": 58305, "latency_ms": null, "temperature": null, "max_turns": null, "context_budget_tokens": null, "harness_version": null, "trial_count": null, "is_harnessrl_measured": false, "eval_protocol": "Artificial Analysis Coding Agent Index component (pass@1)", "source": "artificialanalysis", "source_url": "https://artificialanalysis.ai/agents/coding-agents", "observed_at": "2026-08-27T21:54:11.189561+00:00", "harness": {"slug": "muse-code", "name": "Muse Code", "vendor": "Muse", "repo_url": null, "openrouter_icon_url": null}, "model": {"slug": "muse-spark-1-2-xhigh", "name": "Muse Spark 1 2 Xhigh", "vendor": "Muse"}, "benchmark": {"slug": "swe-atlas-qna", "name": "SWE-Atlas-QnA (AA component)"}}, {"success_rate": 44.09, "resolved_count": null, "total_count": null, "cost_usd": 1.914379785695295, "input_tokens": 8360784, "output_tokens": 47157, "latency_ms": null, "temperature": null, "max_turns": null, "context_budget_tokens": null, "harness_version": null, "trial_count": null, "is_harnessrl_measured": false, "eval_protocol": "Artificial Analysis Coding Agent Index component (pass@1)", "source": "artificialanalysis", "source_url": "https://artificialanalysis.ai/agents/coding-agents", "observed_at": "2026-08-27T21:54:11.189561+00:00", "harness": {"slug": "opencode", "name": "OpenCode", "vendor": "SST", "repo_url": null, "openrouter_icon_url": null}, "model": {"slug": "muse-spark-1-2-xhigh", "name": "Muse Spark 1 2 Xhigh", "vendor": "Muse"}, "benchmark": {"slug": "swe-atlas-qna", "name": "SWE-Atlas-QnA (AA component)"}}], "harnesses": [{"slug": "muse-code", "name": "Muse Code", "vendor": "Muse", "repo_url": null, "openrouter_icon_url": null}, {"slug": "opencode", "name": "OpenCode", "vendor": "SST", "repo_url": "https://github.com/sst/opencode", "openrouter_icon_url": "https://opencode.ai/favicon.ico"}]}