Axis Spatial

Terminus-2 – Gemini 3.8 Flash (low) vs. Claude Code – Claude Opus 5.5 (high): geospatial agent comparison

Comparison between Terminus-2 – Gemini 3.8 Flash (low) and Claude Code – Claude Opus 5.5 (high) on the Geospatial Agent Index, each benchmark, cost, time and token use, from the same tasks, agent and limits. Methodology.

Side by side

Terminus-2 – Gemini 3.8 Flash (low) vs. Claude Code – Claude Opus 5.5 (high)
MetricTerminus-2 – Gemini 3.8 Flash (low)Claude Code – Claude Opus 5.5 (high)
Geospatial Agent Index64* (attempts per task: 2.9)69* (attempts per task: 3.9)
GeoAgentBench score9693
GeoBenchX score6162
Earth-Bench score3721
GeoAnalystBench score63100
Raster and remote sensing score6256
Vector and overlay score6385
Networks and routing score100100
Climate and time series score5128
Spatial statistics and interpolation score4342
Mapping and cartography score5378
Recognising infeasible requests score8359
Cost per task$0.115$0.177
Time per task2.7 min1.0 min
Tokens per attempt314k135k
Turns per attempt17.96.0
Attempts decided833921
Input price per 1M tokens$0.75$4.00
Output price per 1M tokens$3.75$20.00
Context window1,048,576No data
Image inputYesNo data
DeveloperGoogleAnthropic

Charts

Geospatial Agent Index

Equal-weight average of the evaluation scores, 0 to 100 · Higher is better

  • Partial coverage
Geospatial Agent IndexClaude Code – Claude Opus 5.5 (high): 69* (partial coverage); Terminus-2 – Gemini 3.8 Flash (low): 64* (partial coverage)025507510069*Claude Opus 5.5 (high)64*Gemini 3.8 Flash (low)
Data table: Geospatial Agent Index
Geospatial Agent Index
ModelCreatorGeospatial Agent IndexRange while attempts are pendingBenchmarks coveredCoverage (attempts)
Claude Code – Claude Opus 5.5 (high)Anthropic69* (attempts per task: 3.9)66 to 804 of 4921 of 1,167 planned attempts
Terminus-2 – Gemini 3.8 Flash (low)Google64* (attempts per task: 2.9)No pending judgements; coverage incomplete4 of 4833 of 1,167 planned attempts (74 excluded)

Cost per task

Average cost per task (USD) · Lower is better

  • Partial coverage
Cost per taskTerminus-2 – Gemini 3.8 Flash (low): $0.115 (partial coverage); Claude Code – Claude Opus 5.5 (high): $0.177 (partial coverage)$0$0.050$0.100$0.150$0.200$0.115Gemini 3.8 Flash (low)$0.177Claude Opus 5.5 (high)
Data table: Cost per task
Cost per task
ModelCreatorCost per taskCoverage (attempts)
Terminus-2 – Gemini 3.8 Flash (low)Google$0.115833 of 1,167 planned attempts (74 excluded)
Claude Code – Claude Opus 5.5 (high)Anthropic$0.1771,132 of 1,167 planned attempts

Time per task

Average agent wall time per task · Lower is better

  • Partial coverage
Time per taskClaude Code – Claude Opus 5.5 (high): 1.0 min (partial coverage); Terminus-2 – Gemini 3.8 Flash (low): 2.7 min (partial coverage)0m1m2m2m3m1.0 minClaude Opus 5.5 (high)2.7 minGemini 3.8 Flash (low)
Data table: Time per task
Time per task
ModelCreatorTime per taskCoverage (attempts)
Terminus-2 – Gemini 3.8 Flash (low)Google2.7 min833 of 1,167 planned attempts (74 excluded)
Claude Code – Claude Opus 5.5 (high)Anthropic1.0 min1,132 of 1,167 planned attempts

Frequently asked questions

Which scores higher on the Geospatial Agent Index, Terminus-2 – Gemini 3.8 Flash (low) or Claude Code – Claude Opus 5.5 (high)?
Claude Code – Claude Opus 5.5 (high), at 69 against 64 for Terminus-2 – Gemini 3.8 Flash (low). Terminus-2 – Gemini 3.8 Flash (low): 833 of 1,167 planned attempts (74 excluded). Claude Code – Claude Opus 5.5 (high): 921 of 1,167 planned attempts. Coverage is partial; scores can change as more attempts are decided.
Which is cheaper per task, Terminus-2 – Gemini 3.8 Flash (low) or Claude Code – Claude Opus 5.5 (high)?
Terminus-2 – Gemini 3.8 Flash (low), at $0.115 against $0.177 for Claude Code – Claude Opus 5.5 (high).
Which is faster per task, Terminus-2 – Gemini 3.8 Flash (low) or Claude Code – Claude Opus 5.5 (high)?
Claude Code – Claude Opus 5.5 (high), at 1.0 min against 2.7 min for Terminus-2 – Gemini 3.8 Flash (low).
Which has the larger context window, Terminus-2 – Gemini 3.8 Flash (low) or Claude Code – Claude Opus 5.5 (high)?
Not known yet: Claude Code – Claude Opus 5.5 (high) has no context window data.

More: Terminus-2 – Gemini 3.8 Flash (low) · Claude Code – Claude Opus 5.5 (high) · all comparisons