replace card (plain text + minimal YAML header)

README.md

@@ -1,3 +1,11 @@
+---
+library_name: transformers
+base_model: openai/gpt-oss-20b
+language: [en, ja]
+pipeline_tag: text-generation
+tags: []
+---
+
 # pioneer-mini-v1
 
 **Technical notes**
@@ -9,3 +17,20 @@
 - Data used: neutral_examples=86376, pairs_used=14398
 - Source files: `narukijima/pioneer` → `P_instruction_pairs_en.jsonl`, `P_instruction_pairs_ja.jsonl`
 - Inference: use base tokenizer & chat template
+
+**Quick inference**
+
+```python
+from transformers import AutoTokenizer, AutoModelForCausalLM
+import torch
+M = "narukijima/pioneer-mini-v1"
+tok = AutoTokenizer.from_pretrained(M, trust_remote_code=True)
+mdl = AutoModelForCausalLM.from_pretrained(
+    M, torch_dtype=torch.bfloat16, device_map='auto', trust_remote_code=True
+)
+msgs = [{"role":"user","content":"test"}]
+p = tok.apply_chat_template(msgs, tokenize=False, add_generation_prompt=True)
+out = mdl.generate(**tok(p, return_tensors='pt').to(mdl.device),
+                   max_new_tokens=64, do_sample=True, temperature=0.7)
+print(tok.decode(out[0], skip_special_tokens=True))
+```