Claude Code – Claude Opus 5.5 (medium) vs. Claude Code – Claude Sonnet 5.5 (xhigh): geospatial agent comparison
Comparison between Claude Code – Claude Opus 5.5 (medium) and Claude Code – Claude Sonnet 5.5 (xhigh) on the Geospatial Agent Index, each benchmark, cost, time and token use, from the same tasks, agent and limits. Methodology.
Side by side
| Metric | Claude Code – Claude Opus 5.5 (medium) | Claude Code – Claude Sonnet 5.5 (xhigh) |
|---|---|---|
| Geospatial Agent Index | 81* (partial: 1.8 of 3 attempts) | 74 (partial: 1 of 3 attempts) |
| GeoAgentBench score | 96 | 94 |
| GeoBenchX score | 66 | 65 |
| Earth-Bench score | 62 | 48 |
| GeoAnalystBench score | 100 | 89 |
| Raster and remote sensing score | 76 | 71 |
| Vector and overlay score | 83 | 67 |
| Networks and routing score | 100 | 100 |
| Climate and time series score | 85 | 71 |
| Spatial statistics and interpolation score | 69 | 58 |
| Mapping and cartography score | 75 | 75 |
| Recognising infeasible requests score | 60 | 63 |
| Cost per task | $0.138 | $0.163 |
| Time per task | 0.7 min | 1.4 min |
| Tokens per attempt | 103k | 217k |
| Turns per attempt | 4.9 | 7.9 |
| Attempts decided | 461 | 290 |
| Input price per 1M tokens | $4.00 | $2.00 |
| Output price per 1M tokens | $20.00 | $10.00 |
| Context window | No data | No data |
| Image input | No data | No data |
| Developer | Anthropic | 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 Opus 5.5 (medium) | Anthropic | 81* (partial: 1.8 of 3 attempts) | 70 to 81 | 4 of 4 | 461 of 870 planned attempts |
| Claude Code – Claude Sonnet 5.5 (xhigh) | Anthropic | 74 (partial: 1 of 3 attempts) | No pending judgements | 4 of 4 | 290 of 290 planned attempts |
Claude Code – Claude Opus 5.5 (medium)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) |
|---|---|---|---|
| Claude Code – Claude Opus 5.5 (medium) | Anthropic | $0.138 | 532 of 870 planned attempts |
| Claude Code – Claude Sonnet 5.5 (xhigh) | Anthropic | $0.163 | 290 of 290 planned attempts |
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) |
|---|---|---|---|
| Claude Code – Claude Opus 5.5 (medium) | Anthropic | 0.7 min | 532 of 870 planned attempts |
| Claude Code – Claude Sonnet 5.5 (xhigh) | Anthropic | 1.4 min | 290 of 290 planned attempts |
Frequently asked questions
- Which scores higher on the Geospatial Agent Index, Claude Code – Claude Opus 5.5 (medium) or Claude Code – Claude Sonnet 5.5 (xhigh)?
- Claude Code – Claude Opus 5.5 (medium), at 81 against 74 for Claude Code – Claude Sonnet 5.5 (xhigh). Claude Code – Claude Opus 5.5 (medium): 461 of 870 planned attempts. Claude Code – Claude Sonnet 5.5 (xhigh): 290 of 290 planned attempts. Coverage is partial; scores can change as more attempts are decided.
- Which is cheaper per task, Claude Code – Claude Opus 5.5 (medium) or Claude Code – Claude Sonnet 5.5 (xhigh)?
- Claude Code – Claude Opus 5.5 (medium), at $0.138 against $0.163 for Claude Code – Claude Sonnet 5.5 (xhigh).
- Which is faster per task, Claude Code – Claude Opus 5.5 (medium) or Claude Code – Claude Sonnet 5.5 (xhigh)?
- Claude Code – Claude Opus 5.5 (medium), at 0.7 min against 1.4 min for Claude Code – Claude Sonnet 5.5 (xhigh).
- Which has the larger context window, Claude Code – Claude Opus 5.5 (medium) or Claude Code – Claude Sonnet 5.5 (xhigh)?
- Not known yet: Claude Code – Claude Opus 5.5 (medium) has no context window data and Claude Code – Claude Sonnet 5.5 (xhigh) has no context window data.
More: Claude Code – Claude Opus 5.5 (medium) · Claude Code – Claude Sonnet 5.5 (xhigh) · all comparisons