DeepSeek V4.1 Flash (max) vs Step 5 Preview (Reasoning)
Results updated 14 November 2026 · Both in Terminus-2 · How we benchmark
Verdict
Not comparable yet: DeepSeek V4.1 Flash (max) is not yet ranked.
- Cost per task
- No data vs $0.13
- Time per task
- No data vs 13.1 min (estimated)
- Tokens per attempt
- No data vs 311k
- Image input
- Yes vs Yes
Not yet ranked. DeepSeek V4.1 Flash (max), Terminus-2: no Earth-Bench V2, GeoBenchX or GS-QA2 score yet. Not in the Agent Index, cost and time charts until it has a score on every index evaluation. Results so far are in the side-by-side table.
Charts for each: DeepSeek V4.1 Flash (max), Terminus-2 · Step 5 Preview (Reasoning), Terminus-2.
Side by side
| Metric | DeepSeek V4.1 Flash (max), Terminus-2 | Step 5 Preview (Reasoning), Terminus-2 |
|---|---|---|
| Geospatial Agent Index: Text only | No data | 52 |
| Geospatial Agent Index: Text + vision | No data | No data |
| Earth-Bench V2 score | No data | 60 |
| GeoBenchX score | No data | 18 |
| GS-QA2 score | No data | 79 |
| Vision agents score | No data | No data |
| GeoAgentBench score (Guided workflows; not in the Agent Index) | No data | 84 |
| GeoAnalystBench score (Guided workflows; not in the Agent Index) | No data | 89 |
| OGD4All score (standalone; in no index) | No data | 94 |
| GeoNatureAgent score (standalone; in no index) | No data | 96 |
| MultiGlobeQA score (standalone; in no index) | No data | 73 |
| GeoAgentEval score (standalone; in no index) | No data | 91 |
| ImpactMesh score (standalone; in no index) | No data | No data |
| Remote sensing and raster analysis score | No data | 64 |
| Change detection score | No data | 56 |
| GIS analysis score | No data | 82 |
| Climate and time series score | No data | 58 |
| Making maps score | No data | 21 |
| Cost per task | No data | $0.13 |
| Time per task (at 100 output tokens/s) | No data | 13.1 min (estimated) |
| Tokens per attempt | No data | 311k |
| Turns per attempt | No data | 15.1 |
| Input price per 1M tokens | $0.15 | $1.05 |
| Output price per 1M tokens | $0.60 | $2.99 |
| Context window | 1,048,576 | 1,024,000 |
| Image input | Yes | Yes |
| Developer | DeepSeek | StepFun |
Frequently asked questions
Which scores higher on the Geospatial Agent Index, DeepSeek V4.1 Flash (max), Terminus-2 or Step 5 Preview (Reasoning), Terminus-2?
Not comparable yet: DeepSeek V4.1 Flash (max), Terminus-2 is not yet ranked (no Earth-Bench V2, GeoBenchX or GS-QA2 score yet).
Which is cheaper per task, DeepSeek V4.1 Flash (max), Terminus-2 or Step 5 Preview (Reasoning), Terminus-2?
Not known yet: DeepSeek V4.1 Flash (max), Terminus-2 has no cost data.
Which writes fewer output tokens per task, DeepSeek V4.1 Flash (max), Terminus-2 or Step 5 Preview (Reasoning), Terminus-2?
Not known yet: DeepSeek V4.1 Flash (max), Terminus-2 has no output tokens data.
Which has the larger context window, DeepSeek V4.1 Flash (max), Terminus-2 or Step 5 Preview (Reasoning), Terminus-2?
DeepSeek V4.1 Flash (max), Terminus-2, 1,048,576 tokens to 1,024,000 tokens.