Ling 3.1 Flash 1019 vs Step 5 Preview
Which is better for the money: Ling 3.1 Flash 1019 by InclusionAI or Step 5 Preview by StepFun? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Ling 3.1 Flash 1019 scores 0.2 points higher (43.9 vs 43.7) but costs 1.3× as much to run the benchmark ($1552 vs $1190; both premium class). Pick Ling 3.1 Flash 1019 when the extra intelligence is worth the premium, otherwise Step 5 Preview.
| Metric | Ling 3.1 Flash 1019 | Step 5 Preview | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 43.9 | 43.7 | −0.5% Step 5 Preview is 0.5% less intelligent |
| Total AA cost (lower is better) | $1,551.81 | $1,190.26 | −23.3% Step 5 Preview is 23.3% cheaper |
| End-to-end time (lower is better) | Not reported | 12.01s | — not comparable |
| Price per 1M tokens (in / out) | $0.30 / $0.90 | $1.00 / $2.70 | |
| Input modalities | Text | Text, Image |
Step 5 Preview vs Ling 3.1 Flash 1019: 0.5% less intelligence, 23.3% less cost to run the AA benchmark, and end-to-end time not fully reported.
Today's Pareto frontier
Against the frontier
- Ling 3.1 Flash 1019 is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- Step 5 Preview is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Ling 3.1 Flash 1019Step 5 PreviewToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/ling-3-1-flash-1019/step-5 · Markdown: /api/v1/compare/ling-3-1-flash-1019/step-5?format=md · llms.txt · agent skill