---
title: "Changes to Send a message, optionally with files attached"
method: POST
path: "/agent/sessions/{agent_session_id}/messages"
---

# Changes to Send a message, optionally with files attached

`POST /agent/sessions/{agent_session_id}/messages`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 10 of 29 revisions.

- **2026-10-15** `f723e951cc0b`: 2 info
- **2026-10-13** `118b0bdc2a6a`: 10 breaking, 10 info
- **2026-10-06** `4454a7fc4327`: 10 warning
- **2026-10-02** `da98d7824f8c`: 12 info
- **2026-10-02** `b5568b902b98`: 1 breaking
- **2026-09-30** `dba1c2818109`: 1 breaking, 1 info
- **2026-09-29** `31dc8dde8194`: 7 breaking, 6 info
- **2026-09-28** `7c3270848bed`: 1 breaking, 2 info
- **2026-09-25** `7647ff1bd58b`: 1 warning
- **2026-09-03** `0d13ccb135c5`: 1 breaking, 1 info

## Changes

- **2026-10-15** `f723e951cc0b`: 2 info
  - added the optional property `payload/oneOf[subschema #7: TurnAbortedMessage]/account_id` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #7: TurnAbortedMessage]/origin` to the response with the `200` status
- **2026-10-13** `118b0bdc2a6a`: 10 breaking, 10 info
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/breakdown/anyOf[subschema #1]/oneOf[subschema #1: EventPropertyBreakdown]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/filters/all_of/items/any_of/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #3: CustomPropertyEventMetricAggregate]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #4: CustomPropertyProductMetricAggregate]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #3: CustomPropertyEventMetricAggregate]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #4: CustomPropertyProductMetricAggregate]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/ProfileCityProperty, #/components/schemas/ProfileStateProperty, #/components/schemas/ProfileCountryCodeProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/breakdown/anyOf[subschema #1]/oneOf[subschema #1: EventPropertyBreakdown]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/filters/all_of/items/any_of/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #3: CustomPropertyEventMetricAggregate]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #4: CustomPropertyProductMetricAggregate]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #3: CustomPropertyEventMetricAggregate]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #4: CustomPropertyProductMetricAggregate]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `$city, $country_code, $state` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property for the response status `200`
- **2026-10-06** `4454a7fc4327`: 10 warning
  - added the new `adset_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/filters/all_of/items/any_of/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
  - added the new `adset_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
  - added the new `adset_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
  - added the new `adset_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
  - added the new `adset_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
  - added the new `campaign_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/filters/all_of/items/any_of/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
  - added the new `campaign_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
  - added the new `campaign_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
  - added the new `campaign_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
  - added the new `campaign_status` enum value to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #7: AdPropertiesFilter]/property` response property for the response status `200`
- **2026-10-02** `da98d7824f8c`: 12 info
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/data_type` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/performance_direction` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #2: AdPlatformMetric]/data_type` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #2: AdPlatformMetric]/performance_direction` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #3: FormulaMetric]/data_type` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #3: FormulaMetric]/performance_direction` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/data_type` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/data_type` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #1: EventMetric]/performance_direction` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #2: AdPlatformMetric]/data_type` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/inputs/items/oneOf[subschema #2: AdPlatformMetric]/performance_direction` to the response with the `200` status
  - added the optional property `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #4: InlineFormulaMetric]/performance_direction` to the response with the `200` status
- **2026-10-02** `b5568b902b98`: 1 breaking
  - response property `payload/oneOf[subschema #8: PlanOutcomeMessage]/outcomes/items/overrides/items/oneOf[subschema #1: CentsOverride]/to_cents` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
- **2026-09-30** `dba1c2818109`: 1 breaking, 1 info
  - added `#/components/schemas/InlineFormulaMetric-Output` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/` response property `oneOf` list for the response status `200`
  - added `inline_formula` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/` response property for the response status `200`
- **2026-09-29** `31dc8dde8194`: 7 breaking, 6 info
  - response property `payload/oneOf[subschema #8: PlanOutcomeMessage]/outcomes/items/overrides/items/oneOf[subschema #1: CentsOverride]/from_cents` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - added `#/components/schemas/TimeToFirstOrderProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/breakdown/anyOf[subschema #1]/oneOf[subschema #1: EventPropertyBreakdown]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/TimeToFirstOrderProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/filters/all_of/items/any_of/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/TimeToFirstOrderProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #3: CustomPropertyEventMetricAggregate]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/TimeToFirstOrderProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #4: CustomPropertyProductMetricAggregate]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/TimeToFirstOrderProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/TimeToFirstOrderProperty` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property `oneOf` list for the response status `200`
  - added `time_to_first_order` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/breakdown/anyOf[subschema #1]/oneOf[subschema #1: EventPropertyBreakdown]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `time_to_first_order` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/filters/all_of/items/any_of/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `time_to_first_order` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #3: CustomPropertyEventMetricAggregate]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `time_to_first_order` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/aggregate/oneOf[subschema #4: CustomPropertyProductMetricAggregate]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `time_to_first_order` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #1: EventMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property for the response status `200`
  - added `time_to_first_order` discriminator mapping keys to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/oneOf[subschema #2: AdPlatformMetric]/filters/items/oneOf[subschema #1: EventPropertyFilter]/property_name/anyOf[subschema #2]/` response property for the response status `200`
- **2026-09-28** `7c3270848bed`: 1 breaking, 2 info
  - added `#/components/schemas/EventMetric-Output` to the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/` response property `oneOf` list for the response status `200`
  - mapped value for discriminator key `event` changed from `#/components/schemas/EventMetric` to `#/components/schemas/EventMetric-Output` for `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/` response property for the response status `200`
  - removed `#/components/schemas/EventMetric` from the `payload/oneOf[subschema #6: AnalyticsQueryMessage]/query/metrics/items/` response property `oneOf` list for the response status `200`
- **2026-09-25** `7647ff1bd58b`: 1 warning
  - removed the optional property `payload/oneOf[subschema #8: PlanOutcomeMessage]/follow_up` from the response with the `200` status
- **2026-09-03** `0d13ccb135c5`: 1 breaking, 1 info
  - added `#/components/schemas/ReplacedOverride, #/components/schemas/DisabledOverride` to the `payload/oneOf[subschema #8: PlanOutcomeMessage]/outcomes/items/overrides/items/` response property `oneOf` list for the response status `200`
  - added `disabled, replaced` discriminator mapping keys to the `payload/oneOf[subschema #8: PlanOutcomeMessage]/outcomes/items/overrides/items/` response property for the response status `200`

---

[Operation](https://skmtc.dev/runconverge/apis/runconverge-api/docs/agent/sessions/:agent_session_id/messages/post.md) - [API](https://skmtc.dev/runconverge/apis/runconverge-api.md) - [Page](https://skmtc.dev/runconverge/apis/runconverge-api/changes/agent/sessions/:agent_session_id/messages/post)