Space Bunny Alpha vs Qwen: Qwen3.8 27B (free)
Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-09-25.
| Space Bunny Alpha | Qwen: Qwen3.8 27B (free) | |
|---|---|---|
| Vendor | stealth | qwen |
| Quality Score | 100 | 100 |
| Benchmark Score | - | 55.6 |
| Input Price | Free | Free |
| Output Price | Free | Free |
| Context Window | 1,000,000 | 262,144 |
| Max Output | 524,288 | 235,929 |
| Tool Calling | ✓ | ✓ |
| Structured Output | ✓ | ✓ |
| Reasoning Mode | ✓ | ✓ |
| Vision | ✓ | ✓ |
| Audio | - | - |
| Benchmark Scores | ||
| ai_index | - | 55.6 |
The verdict
For a sample job of 1 million input tokens and 250,000 output tokens, both cost $0 at current list prices.
Space Bunny Alpha reads up to 1,000,000 tokens at once, roughly 1,500 pages of text, against about 393 pages for Qwen3.8 27B (free).
Across the 16 tasks where they differ, Space Bunny Alpha scores higher on 3 (Code Completion, Code Documentation, CSV / Spreadsheet Cleanup), Qwen3.8 27B (free) on 13 (SQL Generation, Code Review, Code Refactoring and others).
Space Bunny Alpha was released in September 2026 and Qwen3.8 27B (free) in August 2026.
Pick Space Bunny Alpha if you need long documents; pick Qwen3.8 27B (free) if you need the stronger all-round task scores.
Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.
Who wins by task?
| Task | Space Bunny Alpha | Qwen: Qwen3.8 27B (free) |
|---|---|---|
| SQL Generation | 134 | 137 |
| Code Review | 132 | 137 |
| Code Completion | 132 | 130 |
| Code Refactoring | 136 | 136 |
| Bug Fixing | 136 | 141 |
| Unit Test Generation | 124 | 127 |
| Code Documentation | 132 | 131 |
| Regex Writing | 120 | 125 |
| CI/CD Pipelines | 120 | 123 |
| Frontend Component Design | 122 | 128 |
| Data Analysis | 124 | 132 |
| CSV / Spreadsheet Cleanup | 134 | 130 |
| ETL Scripting | 128 | 130 |
| Long-Document Summarization | 138 | 138 |
| Short-Form Summarization | 124 | 126 |
| Blog Post Writing | 122 | 125 |
Scores reflect capability match + benchmark data + pricing for each task. Methodology →