---
updatedAt: 2025-11-11T01:51:07.000Z
agentTools:
  projectIndex: https://docs.formant.io/llms.txt
---

# Latency of Formant features

| Feature                | Expected Connection Time | Formant Incurred latency                             | Expected Network Latency                                                                                                                                             | Comment                                                                                |
| :--------------------- | :----------------------- | :--------------------------------------------------- | :------------------------------------------------------------------------------------------------------------------------------------------------------------------- | :------------------------------------------------------------------------------------- |
| Real-time video        | 100ms - 3s               | 20ms                                                 | 100ms Highly Dependent on network and bandwidth used                                                                                                                 | “Expected Connection Time” is the time it takes to start a Formant Realtime connection |
| Event                  | N/A                      | <1.5s                                                | Negligible                                                                                                                                                           | Main latency introduced by a 0.7s poll on the frontend                                 |
| Telemetry stream (ROS) | N/A                      | <1.5s                                                | Negligible                                                                                                                                                           | Main latency introduced by a 0.7s poll on the frontend                                 |
| Telemetry stream (API) | N/A                      | <1.5s                                                | Negligible                                                                                                                                                           | Main latency introduced by a 0.7s poll on the frontend                                 |
| Command                | N/A                      | <6s                                                  | Negligible                                                                                                                                                           | Main latency introduced by a 3s poll on the agent                                      |
| Realtime Command       | 1ms                      | 75ms  Highly Dependent on network and bandwidth used | Depends on QoS. Boolean Realtime commands are sent as reliable, and therefore simulate TCP over UDP -- High packet loss can drastically increase the network latency | Can be identified as half of the Formant displayed ping                                |
| Intervention Response  | N/A                      | <3s                                                  | Negligible                                                                                                                                                           | Main latency introduced by a 1.5s poll on the agent                                    |