add_pattern_hint | SignalWire

Add a hint with pattern matching and replacement. This allows you to intercept specific ASR output and rewrite it before it reaches the AI — useful for correcting consistent misrecognitions or normalizing variations.

Parameters

hint

strRequired

The hint string to match against ASR output.

pattern

strRequired

Regular expression pattern to match.

replace

strRequired

Replacement text to substitute when the pattern matches.

ignore_case

boolDefaults to False

Whether to ignore case when matching the pattern.

Returns

AgentBase — Returns self for method chaining.

Example

1 from signalwire import AgentBase
2 
3 agent = AgentBase(name="support", route="/support")
4 agent.set_prompt_text("You are a helpful assistant.")
5 # Correct common ASR misrecognition
6 agent.add_pattern_hint(
7     hint="SignalWire",
8     pattern=r"signal\s*wire|signal\s*wired",
9     replace="SignalWire",
10     ignore_case=True
11 )
12 agent.serve()

1	from signalwire import AgentBase
2
3	agent = AgentBase(name="support", route="/support")
4	agent.set_prompt_text("You are a helpful assistant.")
5	# Correct common ASR misrecognition
6	agent.add_pattern_hint(
7	hint="SignalWire",
8	pattern=r"signal\swire\|signal\swired",
9	replace="SignalWire",
10	ignore_case=True
11	)
12	agent.serve()