diff --git a/src/escrow/dto/split-release.dto.ts b/src/escrow/dto/split-release.dto.ts
index d519a45e..141c9be3 100644
--- a/src/escrow/dto/split-release.dto.ts
+++ b/src/escrow/dto/split-release.dto.ts
@@ -1,6 +1,7 @@
 import { ApiProperty } from '@nestjs/swagger';
 import { Type } from 'class-transformer';
 import {
+  ArrayMaxSize,
   ArrayMinSize,
   IsNumber,
   IsOptional,
@@ -29,8 +30,13 @@ export class SplitRecipientDto {
 }
 
 export class SplitReleaseDto {
+  // Unbounded recipients: the contract's `release` iterates every recipient
+  // (one token transfer each) — a large split exceeds Soroban's
+  // per-transaction resource limits and fails on-chain (#581, #15). Cap at a
+  // size that stays within the contract's budget.
   @ApiProperty({ type: [SplitRecipientDto] })
   @ArrayMinSize(1)
+  @ArrayMaxSize(50)
   @ValidateNested({ each: true })
   @Type(() => SplitRecipientDto)
   recipients: SplitRecipientDto[];
diff --git a/src/teams/dto/create-team.dto.ts b/src/teams/dto/create-team.dto.ts
index e5487c21..60851234 100644
--- a/src/teams/dto/create-team.dto.ts
+++ b/src/teams/dto/create-team.dto.ts
@@ -1,6 +1,7 @@
 import { ApiProperty } from '@nestjs/swagger';
 import { Transform, Type } from 'class-transformer';
 import {
+  ArrayMaxSize,
   ArrayMinSize,
   IsNotEmpty,
   IsNumber,
@@ -34,6 +35,7 @@ export class TeamMemberSplitDto {
 export class UpdateTeamSplitsDto {
   @ApiProperty({ type: [TeamMemberSplitDto] })
   @ArrayMinSize(1)
+  @ArrayMaxSize(50)
   @ValidateNested({ each: true })
   @Type(() => TeamMemberSplitDto)
   splits: TeamMemberSplitDto[];
@@ -56,6 +58,7 @@ export class CreateTeamDto {
 
   @ApiProperty({ type: [TeamMemberSplitDto] })
   @ArrayMinSize(1)
+  @ArrayMaxSize(50)
   @ValidateNested({ each: true })
   @Type(() => TeamMemberSplitDto)
   members: TeamMemberSplitDto[];