# ReMM SLERP 13B

> ReMM SLERP 13B is an open-weight language model from Undi95, released on 22 Jul 2023. It accepts text and generates text, with a 6K-token context window and up to 6K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $0.35 per million input tokens and $0.65 per million output tokens (OpenRouter), across 1 provider we track.

Source page: https://www.aimodel.directory/models/remm-slerp-l2-13b
Last verified: 4 Oct 2026

## Specifications

- **Developer:** Undi95
- **Release date:** 22 Jul 2023 (source: OpenRouter, https://openrouter.ai/undi95/remm-slerp-l2-13b)
- **Status:** Generally available
- **Weights:** Open weights (source: Hugging Face, https://huggingface.co/Undi95/ReMM-SLERP-L2-13B)
- **License:** cc-by-nc-4.0 (source: Hugging Face, https://huggingface.co/Undi95/ReMM-SLERP-L2-13B)
- **Context window:** 6K (6,144 tokens) (source: OpenRouter, https://openrouter.ai/undi95/remm-slerp-l2-13b)
- **Max output:** 6K tokens (source: OpenRouter, https://openrouter.ai/undi95/remm-slerp-l2-13b)
- **Knowledge cutoff:** 30 Jun 2023 (source: OpenRouter, https://openrouter.ai/undi95/remm-slerp-l2-13b)
- **Input:** Text (source: OpenRouter, https://openrouter.ai/undi95/remm-slerp-l2-13b)
- **Output:** Text (source: OpenRouter, https://openrouter.ai/undi95/remm-slerp-l2-13b)
- **Reasoning mode:** No (source: OpenRouter, https://openrouter.ai/undi95/remm-slerp-l2-13b)
- **Tool calling:** No (source: OpenRouter, https://openrouter.ai/undi95/remm-slerp-l2-13b)
- **Structured output:** Yes (source: OpenRouter, https://openrouter.ai/undi95/remm-slerp-l2-13b)
- **Hugging Face:** Undi95/ReMM-SLERP-L2-13B (source: Hugging Face, https://huggingface.co/Undi95/ReMM-SLERP-L2-13B)

## API pricing (USD per 1M tokens)

| Provider | Input | Output | Cached input | Context |
|---|---|---|---|---|
| OpenRouter | $0.35 | $0.65 | – | 6K |

## FAQ

### What is the context window of ReMM SLERP 13B?

ReMM SLERP 13B has a context window of 6,144 tokens (6K) and can generate up to 5,529 tokens in a single response, according to OpenRouter.

### How much does the ReMM SLERP 13B API cost?

ReMM SLERP 13B is listed from $0.35 per million input tokens and $0.65 per million output tokens (OpenRouter). Prices last verified 4 Oct 2026.

### Is ReMM SLERP 13B open source?

ReMM SLERP 13B is an open-weight model: its weights are published on Hugging Face as Undi95/ReMM-SLERP-L2-13B under the cc-by-nc-4.0 license. Check the license terms before commercial use.

### When was ReMM SLERP 13B released?

Undi95 released ReMM SLERP 13B on 22 Jul 2023, according to OpenRouter.

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Data licensed CC BY 4.0. Cite as: AI Model Directory, "ReMM SLERP 13B", https://www.aimodel.directory/models/remm-slerp-l2-13b