Why Signals Execute Late: Telegram Copier Latency Explained (and Fixed)

A scalping signal that fills 30 seconds late is a different trade — sometimes a losing one. Latency complaints are the most common reason traders switch copiers, yet most users never learn where the delay actually comes from. Here's the full path a signal travels, what each hop costs, and which knobs you control.

The five hops

• 1. Telegram delivery: message posted → copier receives it (typically 100–500 ms via long-polling).
• 2. Parsing + filters: extract fields, score confidence, run keyword/duplicate checks (single-digit ms).
• 3. Queue → EA pickup: the EA polls the server on an interval — this is usually the biggest, and most misunderstood, chunk.
• 4. Local execution checks: symbol, lot sizing, open-trade limit, spread and trading schedule inside the terminal.
• 5. Broker execution: order sent → fill confirmed (50–300 ms depending on broker and distance to their server).

Polling interval: the honest trade-off

The current TeleFxBridge MT4 EA checks for pending signals every five seconds while the terminal is running and receiving ticks. That polling window is only one part of total delay; Telegram delivery, network conditions and broker response add their own variable time.

What YOU control

• VPS location: put the terminal near your broker's server (check broker datacenter region) — this cuts hop 5, often the second-biggest chunk.
• Terminal health: an MT4 with 20 charts and 15 indicators delays EA timer events.
• Broker choice: ECN brokers with sub-100 ms execution beat market-maker desks that requote.
• Signal freshness limits: configure the copier to SKIP signals older than a threshold rather than chase a stale entry — late execution of a scalp is worse than no execution.

Stale-signal protection matters more than speed

Counter-intuitive but true: the most expensive latency failure isn't a slow fill — it's executing a signal minutes or hours late after a VPS reboot or terminal freeze. A well-built copier enforces a freshness window server-side (TeleFxBridge refuses to dispatch signals past 30 minutes) so recovery from downtime can never replay a stale entry into a moved market.

A realistic target

There is no honest universal fill-time promise. Measure your own provider-to-broker path on a demo account, record the slowest cases as well as the average, and reject strategies whose edge depends on timing your setup cannot consistently achieve.