Chat. Sketch. Build. From idea to manufacturing — on your own hardware.
Engineering LLM Platform
Step 1 of 2 · Identify yourself
Resets daily at midnight UTC
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Name shown in conversations
PNG · JPG · WebP · max 2MB
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Format messages with bold, lists, code blocks
Shift+Enter = new line
Turning off disables past history
Data will be anonymized
Custom Instructions injected into each chat
Lets ty\e learn from your chats to improve engineering answers. Only safe, non-personal content passes our filter — your messages are screened for PII (emails, phone, IDs, credentials) and never leave our pipeline as raw text. Revoke any time.
Create a new, secure password
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PDPA compliant
Cannot be undone
Permanently deletes everything
Pro and Max plans only
Upgrade to connect AI with your application
Use in header: Authorization: Bearer <key> · keep your key secret, never commit to a repository
https://tylellm.com/chat
POST
Authorization: Bearer {api_key}
application/json
{ "messages": [...], "stream": true }
Server-Sent Events stream
Pro 1000 msgs/day · Max Unlimited
import requests, json
# Streaming response (Server-Sent Events)
with requests.post(
"https://tylellm.com/chat",
headers={
"Authorization": "Bearer YOUR_API_KEY",
"Content-Type": "application/json",
},
json={
"model": "pro", # optional: "pro" (default) or "research"
"messages": [{"role": "user", "content": "Design a mounting bracket, 100x60x6 mm, with four M8 holes"}],
"stream": True,
},
stream=True,
) as r:
if r.status_code != 200:
raise SystemExit(f"Error {r.status_code}: {r.text}") # e.g. Invalid API key
for line in r.iter_lines():
if not line or not line.startswith(b"data: "):
continue
chunk = json.loads(line[6:]) # {"token": "...", "done": false}
if chunk.get("done"):
break
print(chunk.get("token", ""), end="", flush=True)
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