Llama 2-7B
Llama 2-7B is a Meta open-weights model, released 18 Jul 2023. Its best configuration ranks #775 of 785 on the BenchLeader Index at 33.8 ±5.3, in the lower half. The ± is the point: 100 other configurations score within that range, so they and this one cannot be told apart on quality alone — price and speed are what separate them. It scores highest in composite (36) and lowest in coding (18). At $0.100 per million tokens blended it is among the cheapest fifth of ranked models. Last measured 22 Oct 2026.
- Blended price
- $0.100/M
- $0.050 in · $0.250 out
- Output speed
- –
- First answer
- –
- Context
- 4k
- Full answer
- –
- Cost per run
- –
- Released
- 18 Jul 2023
- Overall index34
- Reasoning21
- Coding18
- Maths23
- Human preference22
- Composite36
Versions
Meta has shipped 2 models under this name. Each is ranked on its own results; a newer version often has fewer results so far, which holds its index nearer the average until more arrive.
| Model | Released | Index | Rank |
|---|---|---|---|
| Llama 2-7Bthis page | 18 Jul 2023 | 33.8 | #775 |
| LLaMA-7B | 24 Feb 2023 | – | – |
How its index has moved
19 Sept 2026 to 19 Oct 2026The index is recomputed from scratch every day, so a line moves when a new benchmark result lands, when a publisher revises a score, or when the models it is normalised against change. Early movement usually means the score is still settling.
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 | 1097#358 | Arena (LMArena) | |
| GPQA Diamond (AA)not in index | 22.7%#553 | Artificial Analysis | |
| Humanity's Last Exam (AA)not in index | 5.3%#433 | Artificial Analysis | |
| HellaSwagnot in index | 77.2%#33 | Epoch AI Benchmarking Hub | |
| BIG-Bench Hardnot in index | 39.2%#31 | Epoch AI Benchmarking Hub | |
| WinoGrandenot in index | 69.2%#47 | Epoch AI Benchmarking Hub | |
| ARC (AI2 Challenge)not in index | 45.9%#52 | Epoch AI Benchmarking Hub | |
| PIQAnot in index | 78.8%#36 | Epoch AI Benchmarking Hub |
Coding
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Coding | 1103#356 | Arena (LMArena) |
Maths
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Maths | 1086#341 | Arena (LMArena) | |
| GSM8Knot in index | 16.7%#63 | Epoch AI Benchmarking Hub |
Knowledge
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| MMLUnot in index | 45.8%#97 | Epoch AI Benchmarking Hub | |
| TriviaQAnot in index | 73.7%#24 | Epoch AI Benchmarking Hub | |
| OpenBookQAnot in index | 58.6%#15 | Epoch AI Benchmarking Hub | |
| LAMBADAnot in index | 73.3%#14 | Epoch AI Benchmarking Hub |
Instruction following
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Instruction Followingnot in index | 1070#358 | Arena (LMArena) |
Human preference
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Text | 1108#357 | Arena (LMArena) | |
| Arena Creative Writingnot in index | 1072#357 | Arena (LMArena) | |
| Arena Multi-turnnot in index | 1078#346 | Arena (LMArena) | |
| Arena Longer Queriesnot in index | 1078#349 | Arena (LMArena) |
Multimodal
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| ScienceQAnot in index | 43.1%#22 | Epoch AI Benchmarking Hub |
Composite
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Epoch Capabilities Indexnot in index | 98.6#222 | Epoch AI Benchmarking Hub | |
| AA Intelligence Index v4.3.2 | 5.7#563 | Artificial Analysis |
What a task costs
Estimates from list price, output speed and time to first answer for the best configuration. “With caching” assumes three-quarters of the input is served from the prompt cache. Reasoning tokens are not modelled.
| Workload | Tokens in / out | Cost | With caching | Time |
|---|---|---|---|---|
| Chat reply | 400 / 300 | $0.0001 | – | – |
| Summarize a 30-page report | 12,000 / 600 | $0.0008 | – | – |
| Code edit | 6,000 / 1,500 | $0.0007 | – | – |
| Agentic coding session | 60,000 / 4,000 | $0.0040 | – | – |
| Structured extraction | 2,000 / 200 | $0.0001 | – | – |
More from Meta
See also
Questions people ask
- What are Llama 2-7B's benchmark scores?
- As of 25 Oct 2026, Llama 2-7B scores 33.8 ±5.3 on the BenchLeader Index, strongest in composite (36) and weakest in coding (18). That rests on 5 independent benchmark results, and every score on this page links to its publisher.
- How does Llama 2-7B rank?
- Llama 2-7B is #775 of 785 ranked configurations on 25 Oct 2026. 100 other configurations score within its margin, so the exact position matters less than the band. The leader is Claude Opus 5.5 (max effort) at 72.6.
- How much does Llama 2-7B cost per 1M tokens?
- As of 25 Oct 2026, Llama 2-7B costs $0.050 per 1M input tokens and $0.250 per 1M output tokens, $0.100 blended (three input tokens per output token).
- When was Llama 2-7B released?
- Meta released Llama 2-7B on 18 Jul 2023.
Data as of 25 Oct 2026. Compare with another model.
Cite as: BenchLeader, “Llama 2-7B: benchmarks, pricing, speed and rank”, data as of 25 Oct 2026, https://www.benchleader.com/models/llama-2-7b.