ARTIFICIAL ANALYSIS
Coding Agent.
Artificial Analysis Coding Agent Index v2.0 for agent and model variants. Higher is better. Snapshot 29 Oct 2026.
Higher is better. The index is the published composite mean, shown on a 0–100 scale. Cost is average pay-per-token API cost per task. Time is average agent wall time.
Artificial Analysis Coding Agent Index ↗Snapshot 29 Oct 2026. Rankings are Artificial Analysis’s, not scores from this newsroom.
| Rank | Agent | Model | Index | Cost per task (USD) | Time per task (min) |
|---|---|---|---|---|---|
| 1 | Claude Code | Claude Opus 5.5 (Max, Default Fallback) | 61.7 | $11.42 | 61.0 |
| 2 | Devin Fusion CLI | Claude Opus 5.5 Max + GPT-6 Luna High | 61.5 | $8.00 | 51.1 |
| 3 | GitHub Copilot | Copilot Fusion (max) | 59.9 | $5.59 | 36.1 |
| 4 | Antigravity CLI | Gemini 4 Carbon (High) | 59.4 | $7.74 | 29.8 |
| 5 | Claude Code | Claude Sonnet 5.5 (Max, Default Fallback) | 59.3 | $13.30 | 79.7 |
| 6 | Muse Code | Muse Wonder Full (Max) | 58.9 | — | 34.9 |
| 7 | Devin Fusion CLI | Claude Fable 5.1 XHigh + SWE-2 Medium | 58.7 | $8.20 | 37.6 |
| 8 | Claude Code | Claude Fable 5.1 (Max, Default Fallback) | 57.6 | $11.53 | 35.3 |
| 9 | Codex | GPT-6 Astra (Max) | 54.7 | $7.04 | 24.8 |
| 10 | Codex | GPT-6.1 Sol (Max) | 54.1 | $1.50 | 23.7 |
| 11 | Antigravity CLI | Gemini 4 Argon (High) | 53.2 | $11.73 | 34.7 |
| 12 | Devin Fusion CLI | GPT-6 Astra XHigh + SWE-2 Medium | 53.1 | $4.34 | 21.2 |
| 13 | Muse Code | Muse Wonder (Max) | 52.0 | $8.05 | 24.5 |
| 14 | Opencode | GLM-5.3 (Max) | 48.9 | $5.23 | 56.2 |
| 15 | Codex | GPT-6.1 Terra (Xhigh) | 48.2 | $0.69 | 16.4 |
| 16 | Codex | GPT-6.1 Terra (Max) | 48.1 | $1.24 | 26.1 |
| 17 | Codex | DeepSeek V4.1 Flash (Max) | 47.3 | $0.39 | 38.1 |
| 18 | Grok Build | Grok 4.7 (Xhigh) | 46.6 | $9.48 | 35.8 |
| 19 | DeepSeek Harness | DeepSeek V4.1 Flash 1017 (Max) | 46.3 | $0.30 | 21.4 |
| 20 | Codex | GPT-6.1 Terra (High) | 46.3 | $0.54 | 12.7 |
| 21 | Muse Code | Muse Spark 1.3 (Max) | 45.7 | $3.91 | 23.3 |
| 22 | Claude Code | Step 5 Preview | 43.1 | $1.84 | 61.1 |
| 23 | Codex | GPT-6.1 Terra (Medium) | 42.0 | $0.39 | 10.2 |
| 24 | Kimi Code CLI | Kimi K3 (Max) | 41.4 | $5.17 | 62.9 |
| 25 | Claude Code | Qwen3.8 Max | 39.2 | $3.80 | 76.1 |
| 26 | Codex | GPT-6.1 Terra (Non-reasoning) | 39.2 | $0.45 | 9.5 |
| 27 | Claude Code | Claude Haiku 5.5 (Max) | 37.3 | $2.67 | 70.9 |
| 28 | Codex | GPT-6.1 Terra (Low) | 34.9 | $0.20 | 6.3 |
| 29 | Antigravity SDK | Gemini 3.8 Flash (High) | 33.3 | $2.51 | 13.1 |
| 30 | Codex | GPT-6 Luna (Max) | 31.1 | $0.16 | 21.3 |
| 31 | Muse Code | Muse Spark Open (Xhigh) | 26.3 | $3.54 | 26.0 |
| 32 | Mirror | Beam 1.0 | 20.5 | $0.32 | 38.7 |