# ============================================================
# AST — Sonification Client
# Standalone Colab notebook.
# Python fetches activations server-side (no CORS).
# JS Web Audio API renders sound.
# ============================================================
# ── CELL 1: Installs ─────────────────────────────────────────
# !pip install requests -q
# ── CELL 2 + 3: Callback + UI — must be ONE cell ─────────────
import requests
import numpy as np
import json
from google.colab import output
import IPython.display as ipd
API_URL = "https://phoniness-nimbly-gnat.ngrok-free.dev/" # ← paste your URL
def fetch_activations(prompt):
r = requests.post(
f"{API_URL}/activate",
json={"prompt": prompt},
timeout=30,
)
r.raise_for_status()
data = r.json()
acts = np.array(data["activations"])
BUCKETS = 32
sz = len(acts) // BUCKETS
bkt = np.array([acts[i*sz:(i+1)*sz].mean() for i in range(BUCKETS)])
mx = np.abs(bkt).max() or 1e-8
bkt = np.clip(bkt / mx, -1.0, 1.0)
return {
"activations": bkt.tolist(),
"entropy_raw": float(data.get("entropy_raw", 0)),
"entropy_norm": float(data.get("entropy_norm", 0)),
"output": str(data.get("output", "")),
}
def prompt_callback(prompt):
try:
return json.dumps(fetch_activations(prompt))
except Exception as e:
return json.dumps({"error": str(e)})
output.register_callback("ast.sonify", prompt_callback)
# ── HTML + Web Audio ──────────────────────────────────────────
HTML = r"""
AST SONIFIER
GPT-2 LARGE · LAYER 8 · ACTIVATION AUDIO TRANSDUCER
● IDLE
♥ heartbeat active
"""
ipd.display(ipd.HTML(HTML))