Shanghai AI LabInternlm2 5 20B
Internlm2 5 20B is a Shanghai AI Lab proprietary model. It is not yet ranked: 4 independent results so far, and the index needs at least five across two categories. Last measured 22 Oct 2026.
- Blended price
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- Output speed
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- First answer
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- Context
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- Full answer
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- Cost per run
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- Released
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- date not published by our sources
- Reasoning36
- Coding35
- Maths36
- Human preference32
Benchmark results
See all LLM benchmarks. One column per reasoning effort. Rank is among every configuration of every model on that benchmark. Hover a score for the run it came from.
Reasoning
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Hard Prompts | 1226#304 | Arena (LMArena) |
Coding
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Coding | 1249#307 | Arena (LMArena) |
Maths
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Maths | 1206#292 | Arena (LMArena) |
Instruction following
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Instruction Followingnot in index | 1178#311 | Arena (LMArena) |
Human preference
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Text | 1191#314 | Arena (LMArena) | |
| Arena Creative Writingnot in index | 1130#335 | Arena (LMArena) | |
| Arena Multi-turnnot in index | 1167#308 | Arena (LMArena) | |
| Arena Longer Queriesnot in index | 1201#309 | Arena (LMArena) |
See also
Questions people ask
- Why does Internlm2 5 20B have no BenchLeader Index score?
- The index needs at least five independent results across at least two categories; as of 26 Oct 2026 Internlm2 5 20B has 4 that count. Launch-post scores are never used, so it is ranked once independent publishers have measured it.
Data as of 26 Oct 2026. Compare with another model.
Cite as: BenchLeader, “Internlm2 5 20B: benchmarks, pricing, speed and rank”, data as of 26 Oct 2026, https://www.benchleader.com/models/internlm2-5-20b.