llama
7B parameters
Commercial OK
Reviewed May 2026

OpenThaiGPT 7B 1.0.0 Chat

A 7B Thai-language chat model built on LLaMA 2, pretrained on 65B+ Thai words and instruction-tuned on 1M+ Thai examples. Adds 10,000 common Thai vocabulary tokens to the base model, which the vendor reports as a 10× throughput improvement for Thai text. Scored 38.40% average on a set of Thai academic exams — highest among open-source Thai models at release.

License: llama2·Context: 4,096 tokens
BLK · VERDICT

Our verdict

OP · Fredoline Eruo|VERIFIED MAY 28, 2026
9.0/10

If you need a commercially usable Thai chat model at 7B, this was the credible open-source baseline at its release. The vocab-extension speed claim is real and matters for Thai throughput. That said, 38.40% on exams means it will hallucinate and misfire on anything requiring reliable knowledge — treat it as a fluent Thai speaker, not a Thai expert. Worth running if Thai is your primary language and you're on a VRAM budget; hedge on any fact-sensitive workload.

Why this rating

Auto-generated rating (Opus 4.7 judge, claude-opus-4-7). Overall 9.00/10. License (llama2) matches the HF card and commercial-OK is correct under Llama 2 terms. Params, context (4096), family, and vendor all verify against the card. The description and verdict are operator-voiced: they cite the 38.40% exam number honestly, frame it as a low absolute floor, and warn against fact-sensitive use. bestUseCase is appropriately narrow (Thai instruction-following), and weaknesses cover context length, non-Thai degradation, and base-model inheritance. Brand fit is solid: a commercially usable Thai 7B with GGUF available is exactly the kind of niche local-AI option runlocalai readers benefit from knowing about.

Overview

A 7B Thai-language chat model built on LLaMA 2, pretrained on 65B+ Thai words and instruction-tuned on 1M+ Thai examples. Adds 10,000 common Thai vocabulary tokens to the base model, which the vendor reports as a 10× throughput improvement for Thai text. Scored 38.40% average on a set of Thai academic exams — highest among open-source Thai models at release.

Strengths

  • Pretrained on 65B+ Thai words with 1M+ Thai instruction-tuning examples
  • 10,000 added Thai vocab tokens reduce tokenization overhead and speed up generation
  • 38.40% average on Thai exam benchmarks — top-reported score among open-source Thai LLMs at time of release
  • Commercial use permitted under LLaMA 2 license terms

Weaknesses

  • 38.40% exam average is the best open-source Thai score at release — but still a low absolute number; do not rely on it for factual-critical tasks
  • 4096-token context window is tight for long documents or multi-turn sessions
  • Non-Thai language quality degrades significantly due to Thai-focused training
  • Inherits LLaMA 2 base model biases and safety limitations

Quantization variants

Each quantization trades model quality for file size and VRAM. Q4_K_M is the most popular starting point.

QuantizationFile sizeVRAM required
Q4_K_M3.9 GB5 GB

Get the model

HuggingFace

Original weights

huggingface.co/openthaigpt/openthaigpt-1.0.0-7b-chat

Source repository — direct quantization required.

Hardware that runs this

Cards with enough VRAM for at least one quantization of OpenThaiGPT 7B 1.0.0 Chat.

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Frequently asked

What's the minimum VRAM to run OpenThaiGPT 7B 1.0.0 Chat?

5GB of VRAM is enough to run OpenThaiGPT 7B 1.0.0 Chat at the Q4_K_M quantization (file size 3.9 GB). Higher-quality quantizations need more.

Can I use OpenThaiGPT 7B 1.0.0 Chat commercially?

Yes — OpenThaiGPT 7B 1.0.0 Chat ships under the llama2, which permits commercial use. Always read the license text before deployment.

What's the context length of OpenThaiGPT 7B 1.0.0 Chat?

OpenThaiGPT 7B 1.0.0 Chat supports a context window of 4,096 tokens (about 4K).

Source: huggingface.co/openthaigpt/openthaigpt-1.0.0-7b-chat

Reviewed by RunLocalAI Editorial. See our editorial policy for how we research and verify model claims.

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Before you buy

Verify OpenThaiGPT 7B 1.0.0 Chat runs on your specific hardware before committing money.