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Retell AI List Calls API

The List Calls API from Retell AI — 2 operation(s) for list calls.

Retell AI List Calls API is one of 78 APIs that Retell AI publishes on the APIs.io network, described by a machine-readable OpenAPI specification and an AsyncAPI event-driven specification.

Tagged areas include List Calls. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an AsyncAPI specification, and pricing.

This API exposes 2 operations across 2 paths, and defines 27 schemas. It is described by OpenAPI 3.0.3, at version 3.0.0.

Requests are made against a single base URL, https://api.retellai.com.

2 operations 2 paths 27 schemas 2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.3
API Version
3.0.0
Base URL
https://api.retellai.com
Authentication
HTTP Bearer
License
Resource Areas
1

Authentication & Security 1

Retell AI List Calls API declares 1 security scheme for authenticating requests. It accepts HTTP bearer tokens (string) (api_key). By default, every request must be authenticated.

  • api_key — Authentication header containing API key (find it in dashboard). The format is "Bearer YOURAPIKEY"

Paths & Operations 2

Across 2 paths, the API surfaces 2 operations — 2 POST. Each is listed below with its method, path, parameters, and response codes.

List Calls 2
POST
/v2/list-callsdeprecated
Retrieve call details
listCalls body → 200400401500
POST
/v3/list-calls
List calls with unified cursor pagination response.
listCallsV3 body → 200400401429500

Schemas 27

The contract defines 27 schemas that model the data the API accepts and returns. The most detailed are V2CallBase (31 properties), CallFilter (23 properties), CallLatency (8 properties), NodeTransitionUtterance (6 properties). Each schema is shown below with its type and property counts.

CallLatency
object
8 properties
ToolCallResultUtterance
object
4 properties 3 required
PaginatedResponseBase
object
2 properties
CallAnalysis
object
5 properties
UtteranceOrToolCall
NumberFilter
object
3 properties 3 required
NodeTransitionUtterance
object
6 properties 5 required
CustomFieldFilter
A filter on a custom field, identified by key.
ValueFilter
AgentFilter
object
2 properties 1 required
V3CallResponse
V2CallResponse
ProductCost
object
4 properties 2 required
StringFilter
object
3 properties 3 required
Utterance
object
3 properties 3 required
ToolCallFilter
object
3 properties 1 required
RangeFilter
object
3 properties 3 required
V2WebCallResponse
V2CallBase
object
31 properties 4 required
DTMFUtterance
object
2 properties 2 required
V2PhoneCallResponse
PresentFilter
object
2 properties 2 required
EnumFilter
object
3 properties 3 required
DisconnectionReason
string
ToolCallInvocationUtterance
object
5 properties 4 required
CallFilter
object
Filter criteria for calls. All conditions are implicitly connected with AND.
23 properties
BooleanFilter
object
3 properties 3 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

retell-ai-list-calls-api-openapi.yml Raw ↑

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