feat: Updated OpenAPI spec

src/libs/Speechify/Generated/Speechify.AgentClient.CreateSession.g.cs

@@ -634,7 +634,7 @@ partial void ProcessCreateSessionResponseContent(
                                         h => h.Key,
                                         h => h.Value));
                             }
-                            // Rate limit or concurrency limit exceeded. `error.code` distinguishes request-rate limiting (`rate_limited`) from concurrency exhaustion (`concurrency_limit_reached`). Carries `Retry-After` and the request-rate budget headers; a concurrency-exhaustion 429 also carries `RateLimit-Remaining-Calls: 0`.
+                            // Rate limit or concurrency limit exceeded. `error.code` says which ceiling, and they need different responses: `rate_limited` is the request-rate budget (slow down), `concurrency_limit_reached` is a workspace-wide concurrency ceiling (fewer at once, or raise it), and `conversation_turn_in_progress` is contention over one named conversation (keep one message in flight on it). Every 429 carries `Retry-After` and the request-rate budget headers; the active-call cap also carries `RateLimit-Remaining-Calls: 0`.
                             if ((int)__response.StatusCode == 429)
                             {
                                 string? __content_429 = null;

src/libs/Speechify/Generated/Speechify.AudioClient.Speech.g.cs

@@ -582,7 +582,7 @@ partial void ProcessSpeechResponseContent(
                                         h => h.Key,
                                         h => h.Value));
                             }
-                            // Rate limit or concurrency limit exceeded. `error.code` distinguishes request-rate limiting (`rate_limited`) from concurrency exhaustion (`concurrency_limit_reached`). Carries `Retry-After` and the request-rate budget headers; a concurrency-exhaustion 429 also carries `RateLimit-Remaining-Calls: 0`.
+                            // Rate limit or concurrency limit exceeded. `error.code` says which ceiling, and they need different responses: `rate_limited` is the request-rate budget (slow down), `concurrency_limit_reached` is a workspace-wide concurrency ceiling (fewer at once, or raise it), and `conversation_turn_in_progress` is contention over one named conversation (keep one message in flight on it). Every 429 carries `Retry-After` and the request-rate budget headers; the active-call cap also carries `RateLimit-Remaining-Calls: 0`.
                             if ((int)__response.StatusCode == 429)
                             {
                                 string? __content_429 = null;

src/libs/Speechify/Generated/Speechify.AudioClient.Stream.g.cs

@@ -599,7 +599,7 @@ partial void ProcessStreamResponseContent(
                                         h => h.Key,
                                         h => h.Value));
                             }
-                            // Rate limit or concurrency limit exceeded. `error.code` distinguishes request-rate limiting (`rate_limited`) from concurrency exhaustion (`concurrency_limit_reached`). Carries `Retry-After` and the request-rate budget headers; a concurrency-exhaustion 429 also carries `RateLimit-Remaining-Calls: 0`.
+                            // Rate limit or concurrency limit exceeded. `error.code` says which ceiling, and they need different responses: `rate_limited` is the request-rate budget (slow down), `concurrency_limit_reached` is a workspace-wide concurrency ceiling (fewer at once, or raise it), and `conversation_turn_in_progress` is contention over one named conversation (keep one message in flight on it). Every 429 carries `Retry-After` and the request-rate budget headers; the active-call cap also carries `RateLimit-Remaining-Calls: 0`.
                             if ((int)__response.StatusCode == 429)
                             {
                                 string? __content_429 = null;
@@ -1317,7 +1317,7 @@ partial void ProcessStreamResponseContent(
                                         h => h.Key,
                                         h => h.Value));
                             }
-                            // Rate limit or concurrency limit exceeded. `error.code` distinguishes request-rate limiting (`rate_limited`) from concurrency exhaustion (`concurrency_limit_reached`). Carries `Retry-After` and the request-rate budget headers; a concurrency-exhaustion 429 also carries `RateLimit-Remaining-Calls: 0`.
+                            // Rate limit or concurrency limit exceeded. `error.code` says which ceiling, and they need different responses: `rate_limited` is the request-rate budget (slow down), `concurrency_limit_reached` is a workspace-wide concurrency ceiling (fewer at once, or raise it), and `conversation_turn_in_progress` is contention over one named conversation (keep one message in flight on it). Every 429 carries `Retry-After` and the request-rate budget headers; the active-call cap also carries `RateLimit-Remaining-Calls: 0`.
                             if ((int)__response.StatusCode == 429)
                             {
                                 string? __content_429 = null;

src/libs/Speechify/Generated/Speechify.ConsentChallengesClient.Create.g.cs

@@ -560,7 +560,7 @@ partial void ProcessCreateResponseContent(
                                         h => h.Key,
                                         h => h.Value));
                             }
-                            // Rate limit or concurrency limit exceeded. `error.code` distinguishes request-rate limiting (`rate_limited`) from concurrency exhaustion (`concurrency_limit_reached`). Carries `Retry-After` and the request-rate budget headers; a concurrency-exhaustion 429 also carries `RateLimit-Remaining-Calls: 0`.
+                            // Rate limit or concurrency limit exceeded. `error.code` says which ceiling, and they need different responses: `rate_limited` is the request-rate budget (slow down), `concurrency_limit_reached` is a workspace-wide concurrency ceiling (fewer at once, or raise it), and `conversation_turn_in_progress` is contention over one named conversation (keep one message in flight on it). Every 429 carries `Retry-After` and the request-rate budget headers; the active-call cap also carries `RateLimit-Remaining-Calls: 0`.
                             if ((int)__response.StatusCode == 429)
                             {
                                 string? __content_429 = null;

src/libs/Speechify/Generated/Speechify.IOutboundCallsClient.Create.g.cs

@@ -23,10 +23,15 @@ public partial interface IOutboundCallsClient
         /// for a workspace with several numbers, `caller_id_number`.<br/>
         /// Requires a Twilio or BYOC trunk. LiveKit-native numbers are<br/>
         /// inbound-only.<br/>
-        /// International (non-NANP) destinations require a funded balance - a<br/>
-        /// paid plan or a payment method on file, not just trial / granted<br/>
-        /// credits - and are otherwise refused with<br/>
-        /// `402 funded_balance_required`. Domestic (`+1`) calls are unaffected.
+        /// International (non-NANP) destinations on a Speechify-billed number<br/>
+        /// require a payment that has COLLECTED on the workspace - a subscription<br/>
+        /// charge or a card top-up, with no invoice past due - and are otherwise<br/>
+        /// refused with `402 funded_balance_required`; trial / granted credit and<br/>
+        /// a card merely on file do not satisfy it, and the refusal message names<br/>
+        /// which condition is missing. Domestic (`+1`) calls are unaffected, as<br/>
+        /// are calls placed from a number you imported from your own carrier. If<br/>
+        /// the payment status cannot be resolved the call is refused with a<br/>
+        /// retriable `503`, never the 402.
         /// </summary>
         /// <param name="speechifyVersion"></param>
         /// <param name="idempotencyKey">
@@ -62,10 +67,15 @@ public partial interface IOutboundCallsClient
         /// for a workspace with several numbers, `caller_id_number`.<br/>
         /// Requires a Twilio or BYOC trunk. LiveKit-native numbers are<br/>
         /// inbound-only.<br/>
-        /// International (non-NANP) destinations require a funded balance - a<br/>
-        /// paid plan or a payment method on file, not just trial / granted<br/>
-        /// credits - and are otherwise refused with<br/>
-        /// `402 funded_balance_required`. Domestic (`+1`) calls are unaffected.
+        /// International (non-NANP) destinations on a Speechify-billed number<br/>
+        /// require a payment that has COLLECTED on the workspace - a subscription<br/>
+        /// charge or a card top-up, with no invoice past due - and are otherwise<br/>
+        /// refused with `402 funded_balance_required`; trial / granted credit and<br/>
+        /// a card merely on file do not satisfy it, and the refusal message names<br/>
+        /// which condition is missing. Domestic (`+1`) calls are unaffected, as<br/>
+        /// are calls placed from a number you imported from your own carrier. If<br/>
+        /// the payment status cannot be resolved the call is refused with a<br/>
+        /// retriable `503`, never the 402.
         /// </summary>
         /// <param name="speechifyVersion"></param>
         /// <param name="idempotencyKey">
@@ -101,10 +111,15 @@ public partial interface IOutboundCallsClient
         /// for a workspace with several numbers, `caller_id_number`.<br/>
         /// Requires a Twilio or BYOC trunk. LiveKit-native numbers are<br/>
         /// inbound-only.<br/>
-        /// International (non-NANP) destinations require a funded balance - a<br/>
-        /// paid plan or a payment method on file, not just trial / granted<br/>
-        /// credits - and are otherwise refused with<br/>
-        /// `402 funded_balance_required`. Domestic (`+1`) calls are unaffected.
+        /// International (non-NANP) destinations on a Speechify-billed number<br/>
+        /// require a payment that has COLLECTED on the workspace - a subscription<br/>
+        /// charge or a card top-up, with no invoice past due - and are otherwise<br/>
+        /// refused with `402 funded_balance_required`; trial / granted credit and<br/>
+        /// a card merely on file do not satisfy it, and the refusal message names<br/>
+        /// which condition is missing. Domestic (`+1`) calls are unaffected, as<br/>
+        /// are calls placed from a number you imported from your own carrier. If<br/>
+        /// the payment status cannot be resolved the call is refused with a<br/>
+        /// retriable `503`, never the 402.
         /// </summary>
         /// <param name="speechifyVersion"></param>
         /// <param name="idempotencyKey">

src/libs/Speechify/Generated/Speechify.IPhoneNumbersClient.Purchase.g.cs

@@ -12,9 +12,15 @@ public partial interface IPhoneNumbersClient
         /// `402 purchased_numbers_not_included`; a plan that has used its full<br/>
         /// included quota returns 422. This is independent of the overall<br/>
         /// 100-number cap. Because the number is a recurring Speechify-borne<br/>
-        /// carrier cost, the workspace must also have a funded balance (a paid<br/>
-        /// plan or a payment method on file, not just trial / granted credits),<br/>
-        /// else the buy is refused with `402 funded_balance_required`.<br/>
+        /// carrier cost, the workspace must also have taken a payment that<br/>
+        /// COLLECTED - a subscription charge or a card top-up - with no invoice<br/>
+        /// past due, else the buy is refused with `402 funded_balance_required`.<br/>
+        /// A plan id with a card merely on file, trial or granted credit, and a<br/>
+        /// raised number allowance do not satisfy it; the refusal message names<br/>
+        /// which condition is missing. Importing a number from your own carrier<br/>
+        /// (`POST /v1/agents/phone-numbers`) does not go through this check. If<br/>
+        /// the payment status cannot be resolved the buy is refused with a<br/>
+        /// retriable `503`, never the 402.<br/>
         /// `e164` must come from a recent `SearchAvailablePhoneNumbers`<br/>
         /// response — carriers reject buys against numbers that are no<br/>
         /// longer in inventory. The returned phone number is wired for<br/>
@@ -46,9 +52,15 @@ public partial interface IPhoneNumbersClient
         /// `402 purchased_numbers_not_included`; a plan that has used its full<br/>
         /// included quota returns 422. This is independent of the overall<br/>
         /// 100-number cap. Because the number is a recurring Speechify-borne<br/>
-        /// carrier cost, the workspace must also have a funded balance (a paid<br/>
-        /// plan or a payment method on file, not just trial / granted credits),<br/>
-        /// else the buy is refused with `402 funded_balance_required`.<br/>
+        /// carrier cost, the workspace must also have taken a payment that<br/>
+        /// COLLECTED - a subscription charge or a card top-up - with no invoice<br/>
+        /// past due, else the buy is refused with `402 funded_balance_required`.<br/>
+        /// A plan id with a card merely on file, trial or granted credit, and a<br/>
+        /// raised number allowance do not satisfy it; the refusal message names<br/>
+        /// which condition is missing. Importing a number from your own carrier<br/>
+        /// (`POST /v1/agents/phone-numbers`) does not go through this check. If<br/>
+        /// the payment status cannot be resolved the buy is refused with a<br/>
+        /// retriable `503`, never the 402.<br/>
         /// `e164` must come from a recent `SearchAvailablePhoneNumbers`<br/>
         /// response — carriers reject buys against numbers that are no<br/>
         /// longer in inventory. The returned phone number is wired for<br/>
@@ -80,9 +92,15 @@ public partial interface IPhoneNumbersClient
         /// `402 purchased_numbers_not_included`; a plan that has used its full<br/>
         /// included quota returns 422. This is independent of the overall<br/>
         /// 100-number cap. Because the number is a recurring Speechify-borne<br/>
-        /// carrier cost, the workspace must also have a funded balance (a paid<br/>
-        /// plan or a payment method on file, not just trial / granted credits),<br/>
-        /// else the buy is refused with `402 funded_balance_required`.<br/>
+        /// carrier cost, the workspace must also have taken a payment that<br/>
+        /// COLLECTED - a subscription charge or a card top-up - with no invoice<br/>
+        /// past due, else the buy is refused with `402 funded_balance_required`.<br/>
+        /// A plan id with a card merely on file, trial or granted credit, and a<br/>
+        /// raised number allowance do not satisfy it; the refusal message names<br/>
+        /// which condition is missing. Importing a number from your own carrier<br/>
+        /// (`POST /v1/agents/phone-numbers`) does not go through this check. If<br/>
+        /// the payment status cannot be resolved the buy is refused with a<br/>
+        /// retriable `503`, never the 402.<br/>
         /// `e164` must come from a recent `SearchAvailablePhoneNumbers`<br/>
         /// response — carriers reject buys against numbers that are no<br/>
         /// longer in inventory. The returned phone number is wired for<br/>

src/libs/Speechify/Generated/Speechify.Models.Conversation.g.cs

@@ -199,9 +199,13 @@ public sealed partial class Conversation
         public object? DynamicVariables { get; set; }
 
         /// <summary>
-        /// Populated only on the list endpoint via a correlated<br/>
-        /// subquery. Zero on single-row reads where the join cost<br/>
-        /// isn't paid.
+        /// Number of turns in this conversation's transcript: the<br/>
+        /// size of the list `GET<br/>
+        /// /v1/agents/conversations/{conversation_id}/messages`<br/>
+        /// returns. Reported identically by the list endpoints, the<br/>
+        /// single read, and the `conversation.completed` webhook's<br/>
+        /// `data.object`. Zero once a conversation is erased, since<br/>
+        /// an erasure withdraws its transcript from every read.
         /// </summary>
         [global::System.Text.Json.Serialization.JsonPropertyName("message_count")]
         [global::System.Text.Json.Serialization.JsonRequired]
@@ -278,9 +282,13 @@ public sealed partial class Conversation
         /// </param>
         /// <param name="metadata"></param>
         /// <param name="messageCount">
-        /// Populated only on the list endpoint via a correlated<br/>
-        /// subquery. Zero on single-row reads where the join cost<br/>
-        /// isn't paid.
+        /// Number of turns in this conversation's transcript: the<br/>
+        /// size of the list `GET<br/>
+        /// /v1/agents/conversations/{conversation_id}/messages`<br/>
+        /// returns. Reported identically by the list endpoints, the<br/>
+        /// single read, and the `conversation.completed` webhook's<br/>
+        /// `data.object`. Zero once a conversation is erased, since<br/>
+        /// an erasure withdraws its transcript from every read.
         /// </param>
         /// <param name="startedAt">
         /// Set when the first user participant joins the realtime<br/>

src/libs/Speechify/Generated/Speechify.Models.ErrorCode.g.cs

@@ -192,6 +192,10 @@ public enum ErrorCode
         /// <summary>
         ///
         /// </summary>
+        ConversationTurnInProgress,
+        /// <summary>
+        ///
+        /// </summary>
         CredentialInUse,
         /// <summary>
         ///
@@ -651,6 +655,7 @@ public static string ToValueString(this ErrorCode value)
                 ErrorCode.ContactResolverNotFound => "contact_resolver_not_found",
                 ErrorCode.ContentPolicyViolation => "content_policy_violation",
                 ErrorCode.ConversationNotFound => "conversation_not_found",
+                ErrorCode.ConversationTurnInProgress => "conversation_turn_in_progress",
                 ErrorCode.CredentialInUse => "credential_in_use",
                 ErrorCode.CredentialNotFound => "credential_not_found",
                 ErrorCode.CreditPurchaseUnpaid => "credit_purchase_unpaid",
@@ -806,6 +811,7 @@ public static string ToValueString(this ErrorCode value)
                 "contact_resolver_not_found" => ErrorCode.ContactResolverNotFound,
                 "content_policy_violation" => ErrorCode.ContentPolicyViolation,
                 "conversation_not_found" => ErrorCode.ConversationNotFound,
+                "conversation_turn_in_progress" => ErrorCode.ConversationTurnInProgress,
                 "credential_in_use" => ErrorCode.CredentialInUse,
                 "credential_not_found" => ErrorCode.CredentialNotFound,
                 "credit_purchase_unpaid" => ErrorCode.CreditPurchaseUnpaid,

src/libs/Speechify/Generated/Speechify.ModelsClient.List.g.cs

@@ -459,7 +459,7 @@ partial void ProcessListResponseContent(
                                         h => h.Key,
                                         h => h.Value));
                             }
-                            // Rate limit or concurrency limit exceeded. `error.code` distinguishes request-rate limiting (`rate_limited`) from concurrency exhaustion (`concurrency_limit_reached`). Carries `Retry-After` and the request-rate budget headers; a concurrency-exhaustion 429 also carries `RateLimit-Remaining-Calls: 0`.
+                            // Rate limit or concurrency limit exceeded. `error.code` says which ceiling, and they need different responses: `rate_limited` is the request-rate budget (slow down), `concurrency_limit_reached` is a workspace-wide concurrency ceiling (fewer at once, or raise it), and `conversation_turn_in_progress` is contention over one named conversation (keep one message in flight on it). Every 429 carries `Retry-After` and the request-rate budget headers; the active-call cap also carries `RateLimit-Remaining-Calls: 0`.
                             if ((int)__response.StatusCode == 429)
                             {
                                 string? __content_429 = null;