Llama 3 Lambda Base: pricing, context window and benchmarks
Llama 3 Lambda Base is a open-weight model from Lambda. It offers a 8,192-token context window, costs $3.19 per million input tokens and $14.51 per million output tokens, and averages 72.9 across the index's benchmark suite.
Pricing
Llama 3 Lambda Base costs $3.19 per million input tokens and $14.51 per million output tokens. A blended 3:1 input-to-output mix works out to about $6.02 per million tokens. Cached input is listed at $0.41 per million tokens.
| Item | Price | Notes |
|---|---|---|
| Input | $3.19 | per 1M tokens |
| Output | $14.51 | per 1M tokens |
| Cached input | $0.41 | per 1M tokens |
| Blended 3:1 | $6.02 | estimate per 1M tokens |
| 1M in + 1M out | $17.70 | estimate |
Benchmarks
Scores below are modelled estimates on a 0–100 scale. Use them to compare relative position, not as official vendor results.
| Benchmark | Score | Rank | Percentile | Relative |
|---|---|---|---|---|
| MMLU-Pro | 78.0 | 242 | 60th | |
| GPQA Diamond | 70.0 | 262 | 56th | |
| SWE-bench Verified | 59.0 | 342 | 43th | |
| HumanEval | 75.3 | 339 | 44th | |
| MATH-500 | 76.6 | 289 | 52th | |
| AIME 2025 | 64.6 | 345 | 43th | |
| LiveCodeBench | 65.7 | 280 | 53th | |
| IFEval | 82.3 | 266 | 56th | |
| TruthfulQA | 74.4 | 344 | 43th | |
| HellaSwag | 85.2 | 234 | 61th | |
| MMMU | 71.2 | 266 | 56th | |
| Arena Elo | 1383.4 | 267 | 56th |
What Llama 3 Lambda Base is good for
Llama 3 Lambda Base is an open-weight model, so it can be self-hosted or run through a third-party inference provider. That matters for data residency, fine-tuning and long-run cost control. At $3.19 per million input tokens (hosted list price) and a 8,192-token context window, it is a practical option for teams that want more control than a closed API allows.
Strengths
- Input price of $3.19 per million tokens is at or below the index median.
- Open weights make self-hosting, fine-tuning and data-residency review possible.
- Accepts more than text, including image input where the provider supports it.
Trade-offs
- Context window of 8,192 tokens is small for long-document work.
- Average benchmark score is below the index median; test it on your own task.
How it compares
| Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|
| Claude 3.7 Sonnet Mini | Anthropic | 32768 | $9.74 | 73.0 |
| Nemotron 4 Base | NVIDIA | 8192 | $3.29 | 73.0 |
| Firefunction Pro | Fireworks AI | 16384 | $9.05 | 72.9 |
| Llama 3 Anyscale Base | Anyscale | 65536 | $3.23 | 72.9 |
| Llama 3 Lambda Base | Lambda | 8192 | $3.19 | 72.9 |
| Mixtral Instruct | Mistral AI | 65536 | $3.35 | 72.9 |
FAQ
How much does Llama 3 Lambda Base cost?
Llama 3 Lambda Base is listed at $3.19 per million input tokens and $14.51 per million output tokens. Cached input is $0.41 per million tokens. A blended 3:1 input-to-output mix is about $6.02 per million tokens.
What is the context window of Llama 3 Lambda Base?
Llama 3 Lambda Base has a context window of 8,192 tokens and can emit up to 4,096 output tokens per request in this index.
Is Llama 3 Lambda Base open weights?
Yes. Llama 3 Lambda Base is listed as an open-weight model under a open weights licence.
How does Llama 3 Lambda Base score on benchmarks?
Llama 3 Lambda Base averages 72.9 across the scored benchmarks in this index, ranking #306 of 600 models. Its strongest relative result is Arena Elo at 1383.4.
What is Llama 3 Lambda Base best for?
Llama 3 Lambda Base is an open-weight model, so it can be self-hosted or run through a third-party inference provider. That matters for data residency, fine-tuning and long-run cost control. At $3.19 per million input tokens (hosted list price) and a 8,192-token context window, it is a practical option for teams that want more control than a closed API allows.