Terminus-2 – DeepSeek V4 Flash (high) vs. Claude Code – Claude Sonnet 5.5 (medium): geospatial agent comparison
Comparison between Terminus-2 – DeepSeek V4 Flash (high) and Claude Code – Claude Sonnet 5.5 (medium) on the Geospatial Agent Index, each benchmark, cost, time and token use, from the same tasks, agent and limits. Methodology.
Side by side
| Metric | Terminus-2 – DeepSeek V4 Flash (high) | Claude Code – Claude Sonnet 5.5 (medium) |
|---|---|---|
| Geospatial Agent Index | 70* | 77* (partial: 2 of 3 attempts) |
| GeoAgentBench score | 95 | 98 |
| GeoBenchX score | 54 | 66 |
| Earth-Bench score | 37 | 45 |
| GeoAnalystBench score | 93 | 97 |
| Raster and remote sensing score | 66 | 70 |
| Vector and overlay score | 72 | 81 |
| Networks and routing score | 87 | 100 |
| Climate and time series score | 58 | 65 |
| Spatial statistics and interpolation score | 58 | 79 |
| Mapping and cartography score | 76 | 78 |
| Recognising infeasible requests score | 40 | 59 |
| Cost per task | $0.067 | $0.052 |
| Time per task | 9.7 min | 0.6 min |
| Tokens per attempt | 312k | 72k |
| Turns per attempt | 14.3 | 3.7 |
| Attempts decided | 860 | 500 |
| Input price per 1M tokens | $0.44 | $2.00 |
| Output price per 1M tokens | $1.32 | $10.00 |
| Context window | 1,048,576 | No data |
| Image input | No | No data |
| Developer | DeepSeek | Anthropic |
Charts
Geospatial Agent Index
Equal-weight average of the evaluation scores, 0 to 100 · Higher is better
First eight selected entries in metric order. Full results in table view.
Data table: Geospatial Agent Index
| Model | Creator | Geospatial Agent Index | Range while attempts are pending | Benchmarks covered | Coverage (attempts) |
|---|---|---|---|---|---|
| Claude Code – Claude Sonnet 5.5 (medium) | Anthropic | 77* (partial: 2 of 3 attempts) | 67 to 77 | 4 of 4 | 500 of 870 planned attempts (229 excluded) |
| Terminus-2 – DeepSeek V4 Flash (high) | DeepSeek | 70* | 70 to 71 | 4 of 4 | 860 of 870 planned attempts |
Claude Code – Claude Sonnet 5.5 (medium)
Terminus-2 – DeepSeek V4 Flash (high)Cost per task
Average cost per task (USD) · Lower is better
First eight selected entries in metric order. Full results in table view.
Data table: Cost per task
| Model | Creator | Cost per task | Coverage (attempts) |
|---|---|---|---|
| Terminus-2 – DeepSeek V4 Flash (high) | DeepSeek | $0.067 | 869 of 870 planned attempts |
| Claude Code – Claude Sonnet 5.5 (medium) | Anthropic | $0.052 | 568 of 870 planned attempts (229 excluded) |
Time per task
Average agent wall time per task · Lower is better
First eight selected entries in metric order. Full results in table view.
Data table: Time per task
| Model | Creator | Time per task | Coverage (attempts) |
|---|---|---|---|
| Terminus-2 – DeepSeek V4 Flash (high) | DeepSeek | 9.7 min | 869 of 870 planned attempts |
| Claude Code – Claude Sonnet 5.5 (medium) | Anthropic | 0.6 min | 568 of 870 planned attempts (229 excluded) |
Frequently asked questions
- Which scores higher on the Geospatial Agent Index, Terminus-2 – DeepSeek V4 Flash (high) or Claude Code – Claude Sonnet 5.5 (medium)?
- Claude Code – Claude Sonnet 5.5 (medium), at 77 against 70 for Terminus-2 – DeepSeek V4 Flash (high). Terminus-2 – DeepSeek V4 Flash (high): 860 of 870 planned attempts. Claude Code – Claude Sonnet 5.5 (medium): 500 of 870 planned attempts (229 excluded). Coverage is partial; scores can change as more attempts are decided.
- Which is cheaper per task, Terminus-2 – DeepSeek V4 Flash (high) or Claude Code – Claude Sonnet 5.5 (medium)?
- Claude Code – Claude Sonnet 5.5 (medium), at $0.052 against $0.067 for Terminus-2 – DeepSeek V4 Flash (high).
- Which is faster per task, Terminus-2 – DeepSeek V4 Flash (high) or Claude Code – Claude Sonnet 5.5 (medium)?
- Claude Code – Claude Sonnet 5.5 (medium), at 0.6 min against 9.7 min for Terminus-2 – DeepSeek V4 Flash (high).
- Which has the larger context window, Terminus-2 – DeepSeek V4 Flash (high) or Claude Code – Claude Sonnet 5.5 (medium)?
- Not known yet: Claude Code – Claude Sonnet 5.5 (medium) has no context window data.
More: Terminus-2 – DeepSeek V4 Flash (high) · Claude Code – Claude Sonnet 5.5 (medium) · all comparisons