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Dolphin 2.5 Mixtral 8X7B

An open-source mixture-of-experts model built on Mixtral 8x7b, designed for general-purpose text generation, coding, and open-ended conversation.

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about

Eric Hartford's Cognitive Computations team trained this model in 3 days on 4x A100 GPUs using QLoRA, fine-tuning Mistral's Mixtral 8x7B mixture-of-experts architecture with ~46.7B total parameters and ~12.9B active per forward pass. The training data was systematically filtered to remove alignment refusals, producing a deliberately uncensored model for code generation, creative writing, and open-ended conversation.

Licenseapache-2.0

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faqs

What is Dolphin Mixtral?

Dolphin 2.5 Mixtral 8x7B is an open-source model created by Eric Hartford, built on Mistral AI's Mixtral 8x7B mixture-of-experts architecture. It was trained using qLoRA on the OpenHermes dataset for general-purpose text generation, coding, and conversational tasks.

Is Dolphin Mixtral censored?

Dolphin 2.5 Mixtral is designed as an uncensored model, meaning it does not include built-in content filtering or refusal mechanisms. This makes it highly compliant with user instructions but also requires responsible deployment practices since it will not refuse harmful requests on its own.

Context window(in thousands)32768

Use cases for Dolphin 2.5 Mixtral 8X7B

  1. Uncensored content generation: Systematic removal of refusal patterns from training data makes it suited for creative writing, red-teaming, and research applications where safety guardrails interfere with the task.
  2. Efficient expert routing: The Mixtral 8x7B MoE base activates only 12.9B of 46.7B total parameters per token, providing 70B-class generation quality at roughly 14B-class inference costs.
  3. Custom alignment experimentation: Released without built-in safety alignment, it serves as a blank slate for researchers testing their own RLHF, DPO, or constitutional AI approaches on a capable base model.

Quality

Arena Elo1063
MMLUN/A
MT BenchN/A

Dolphin 2.5 Mixtral 8x7B scores approximately 70.8% on MMLU (community benchmarks), in line with the base Mixtral 8x7B Instruct (70.6%) on the same sheet. The uncensored fine-tuning preserves the base model's benchmark quality while removing safety guardrails. Its Arena ELO of 1,063 places it below the base Mixtral Instruct (1,114), likely reflecting the removal of alignment training.

GPT-3.5 Turbo-1106

1068

Llama 2 Chat 13B

1063

Dolphin 2.5 Mixtral 8X7B

1063

Zephyr 7B beta

1053

Code Llama 70B Instruct

1042

pricing

The cost of running Dolphin 2.5 Mixtral 8x7B with Telnyx Inference is $0.0003 per 1,000 tokens. Processing 1,000,000 uncensored generation tasks at 1,000 tokens each would cost $300, the same as the base Mixtral 8x7B Instruct on the sheet but without safety guardrails.

What's Twitter saying?

  • Developers praise Dolphin 2.5 Mixtral 8x7B for its strong coding performance, noting it excels in tasks like generating working code and passing complex benchmarks, though slightly behind base Mixtral.
  • Community highlights its fully uncensored nature, with reviewers warning of extreme caution due to removed safeguards while appreciating high obedience via prompting.
  • Tech users report practical challenges like high CPU/RAM usage and compatibility issues (e.g., AMD support), alongside calls for hardware benchmarks.
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  • Is Dolphin AI safe?

    Dolphin models do not have built-in safety guardrails or moderation layers. Users who deploy Dolphin models are responsible for implementing their own safety measures and content filtering through system prompts, output filters, or external moderation tools.

    What is dolphin mixtral good for?

    Dolphin 2.5 Mixtral excels at general text generation, creative writing, code generation, and open-ended conversation. Its mixture-of-experts architecture provides strong performance comparable to GPT-3.5 Turbo on many benchmarks while being fully open-source and self-hostable.

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