Axis Spatial

Terminus-2 – Kimi K3 (always on) vs. Codex – gpt-oss-120b (high): geospatial agent comparison

Comparison between Terminus-2 – Kimi K3 (always on) and Codex – gpt-oss-120b (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 – Kimi K3 (always on) vs. Codex – gpt-oss-120b (high)
MetricTerminus-2 – Kimi K3 (always on)Codex – gpt-oss-120b (high)
Geospatial Agent Index64*47* (partial: attempt 1 on 49 of 565 tasks)
Earth-Bench V2 score6162
GeoBenchX score5531
GS-QA2 score75No data
GeoAgentBench score (guided GIS workflow; outside the index)94No data
GeoAnalystBench score (guided GIS workflow; outside the index)89No data
Raster and remote sensing score7064
Vector and overlay score68No data
Networks and routing scoreNo dataNo data
Climate and time series score660
Spatial statistics and interpolation score500
Mapping and cartography score7844
Recognising infeasible requests score3825
Cost per task$0.252$0.236
Time per task3.5 min12.4 min
Tokens per attempt58k642k
Turns per attempt7.429.7
Attempts decided56544
Input price per 1M tokens$3.00$0.35
Output price per 1M tokens$15.00$0.75
Context window1,000,000128,000
Image inputYesNo
DeveloperMoonshot AIOpenAI

Charts

Partial coverage. Codex – gpt-oss-120b (high): 8 of 147 Earth-Bench V2 tasks; 41 of 173 GeoBenchX tasks; GS-QA2 incomplete. Grey placeholders identify these entries in the index, cost and output token charts; their height does not represent a value. Comparable bars appear when first-attempt coverage is complete. Their available results remain in the side-by-side table.

Geospatial Agent Index

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

  • Planned attempts still to come
Geospatial Agent IndexTerminus-2 – Kimi K3 (always on): 64* (partial coverage); Codex – gpt-oss-120b (high): Partial025507510064*Kimi K3 (always on)Partialgpt-oss-120b (high)
Data table: Geospatial Agent Index
Geospatial Agent Index
ModelCreatorGeospatial Agent IndexRange while attempts are pendingBenchmarks coveredCoverage (attempts)
Terminus-2 – Kimi K3 (always on)Moonshot AI64*No pending judgements; coverage incomplete; 183 results awaiting review; 1 trace review declined by the judge3 of 3565 of 859 planned attempts

Cost per task

Average cost per task (USD) · Lower is better

  • Planned attempts still to come
Cost per taskTerminus-2 – Kimi K3 (always on): $0.252 (partial coverage); Codex – gpt-oss-120b (high): Partial$0$0.075$0.150$0.225$0.300$0.252Kimi K3 (always on)Partialgpt-oss-120b (high)
How to read this chart

Not shown: partial coverage. Codex – gpt-oss-120b (high).

Data table: Cost per task
Cost per task
ModelCreatorCost per taskCoverage (attempts)
Terminus-2 – Kimi K3 (always on)Moonshot AI$0.252565 of 859 planned attempts

Output tokens per task

Average output tokens per attempt, reasoning included · Lower is better

  • Planned attempts still to come
Output tokens per taskTerminus-2 – Kimi K3 (always on): 6k (partial coverage); Codex – gpt-oss-120b (high): Partial02k4k6k8k6kKimi K3 (always on)Partialgpt-oss-120b (high)
How to read this chart

Not shown: partial coverage. Codex – gpt-oss-120b (high).

Data table: Output tokens per task
Output tokens per task
ModelCreatorOutput tokens per taskCoverage (attempts)
Terminus-2 – Kimi K3 (always on)Moonshot AI6k565 of 859 planned attempts

Frequently asked questions

Which scores higher on the Geospatial Agent Index, Terminus-2 – Kimi K3 (always on) or Codex – gpt-oss-120b (high)?
Not comparable yet: Codex – gpt-oss-120b (high) has partial coverage (8 of 147 Earth-Bench V2 tasks; 41 of 173 GeoBenchX tasks; GS-QA2 incomplete), so it is not ranked. Terminus-2 – Kimi K3 (always on): 565 of 859 planned attempts. Codex – gpt-oss-120b (high): 44 of 614 planned attempts. Coverage is partial; scores can change as more attempts are decided.
Which is cheaper per task, Terminus-2 – Kimi K3 (always on) or Codex – gpt-oss-120b (high)?
Codex – gpt-oss-120b (high), at $0.236 against $0.252 for Terminus-2 – Kimi K3 (always on).
Which writes fewer output tokens per task, Terminus-2 – Kimi K3 (always on) or Codex – gpt-oss-120b (high)?
Terminus-2 – Kimi K3 (always on), at 6k against 29k for Codex – gpt-oss-120b (high).
Which has the larger context window, Terminus-2 – Kimi K3 (always on) or Codex – gpt-oss-120b (high)?
Terminus-2 – Kimi K3 (always on), at 1,000,000 tokens against 128,000 tokens for Codex – gpt-oss-120b (high).

More: Terminus-2 – Kimi K3 (always on) · Codex – gpt-oss-120b (high) · all comparisons