diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryRequest/NIP90ContentDiscoveryRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryRequest/NIP90ContentDiscoveryRequestEvent.kt
index 00ca00088..48d820f57 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryRequest/NIP90ContentDiscoveryRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentDiscoveryRequest/NIP90ContentDiscoveryRequestEvent.kt
@@ -28,6 +28,9 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.relay.normalizer.NormalizedRelayUrl
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Stable
@@ -40,6 +43,18 @@ class NIP90ContentDiscoveryRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun dvmPubKey(): HexKey? = tags.firstOrNull { it.size >= 2 && it[0] == "p" }?.get(1)
+
+    fun relays() = tags.relays()
+
+    fun params() = tags.params()
+
+    fun user(): String? = tags.dvmParam("user")
+
+    fun maxResults(): String? = tags.dvmParam("max_results")
+
     companion object {
         const val KIND = 5300
         const val ALT = "NIP90 Content Discovery request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchRequestEvent.kt
index 6ea427fab..f7093bfb5 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/contentSearch/NIP90ContentSearchRequestEvent.kt
@@ -26,7 +26,11 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
+import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -39,6 +43,18 @@ class NIP90ContentSearchRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun searchQuery(): String? = tags.firstInputByType("text")?.value
+
+    fun users(): String? = tags.dvmParam("users")
+
+    fun since(): Long? = tags.dvmParam("since")?.toLongOrNull()
+
+    fun until(): Long? = tags.dvmParam("until")?.toLongOrNull()
+
+    fun maxResults(): Int? = tags.dvmParam("max_results")?.toIntOrNull()
+
     companion object {
         const val KIND = 5302
         const val ALT = "NIP90 Content Search request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountRequestEvent.kt
index 3bbed29c7..7af517357 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventCount/NIP90EventCountRequestEvent.kt
@@ -26,7 +26,10 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamAll
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -39,6 +42,14 @@ class NIP90EventCountRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun relays(): List<String> = tags.dvmParamAll("relay")
+
+    fun groups(): List<String> = tags.dvmParamAll("group")
+
+    fun filterJson(): String = content
+
     companion object {
         const val KIND = 5400
         const val ALT = "NIP90 Event Count request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationRequestEvent.kt
index 3e4842255..c371a0d6c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPowDelegation/NIP90EventPowDelegationRequestEvent.kt
@@ -26,7 +26,10 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -39,6 +42,12 @@ class NIP90EventPowDelegationRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun eventJsons(): List<String> = inputs().filter { it.type == "text" }.map { it.value }
+
+    fun pow(): Int? = tags.dvmParam("pow")?.toIntOrNull()
+
     companion object {
         const val KIND = 5970
         const val ALT = "NIP90 Event PoW Delegation request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleRequestEvent.kt
index 072d6d77b..a82e27d51 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventPublishSchedule/NIP90EventPublishScheduleRequestEvent.kt
@@ -26,7 +26,10 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamValues
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -39,6 +42,12 @@ class NIP90EventPublishScheduleRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun eventJsons(): List<String> = inputs().filter { it.type == "text" }.map { it.value }
+
+    fun relays(): List<String> = tags.dvmParamValues("relays") ?: emptyList()
+
     companion object {
         const val KIND = 5905
         const val ALT = "NIP90 Event Publish Schedule request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingRequestEvent.kt
index b48d49aa1..3686612a4 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/eventTimestamping/NIP90EventTimestampingRequestEvent.kt
@@ -26,7 +26,10 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputEvent
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -38,6 +41,10 @@ class NIP90EventTimestampingRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun eventIdToStamp(): HexKey? = tags.firstInputByType("event")?.value
+
     companion object {
         const val KIND = 5900
         const val ALT = "NIP90 Event Timestamping request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationRequestEvent.kt
index 22d4887e2..4d613568a 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageGeneration/NIP90ImageGenerationRequestEvent.kt
@@ -26,8 +26,12 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
+import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputUrl
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -40,6 +44,22 @@ class NIP90ImageGenerationRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun prompt(): String? = tags.firstInputByType("text")?.value
+
+    fun sourceImageUrl(): String? = tags.firstInputByType("url")?.value
+
+    fun model(): String? = tags.dvmParam("model")
+
+    fun lora(): String? = tags.dvmParam("lora")
+
+    fun ratio(): String? = tags.dvmParam("ratio")
+
+    fun size(): String? = tags.dvmParam("size")
+
+    fun negativePrompt(): String? = tags.dvmParam("negative_prompt")
+
     companion object {
         const val KIND = 5100
         const val ALT = "NIP90 Image Generation request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoRequestEvent.kt
index 597f53302..ab5720c98 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/imageToVideo/NIP90ImageToVideoRequestEvent.kt
@@ -26,7 +26,10 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputUrl
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -38,6 +41,10 @@ class NIP90ImageToVideoRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun imageUrl(): String? = tags.firstInputByType("url")?.value
+
     companion object {
         const val KIND = 5202
         const val ALT = "NIP90 Image-to-Video request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanRequestEvent.kt
index 9eacb7522..489686c3b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/malwareScanning/NIP90MalwareScanRequestEvent.kt
@@ -26,7 +26,10 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputUrl
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -38,6 +41,10 @@ class NIP90MalwareScanRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun fileUrl(): String? = tags.firstInputByType("url")?.value
+
     companion object {
         const val KIND = 5500
         const val ALT = "NIP90 Malware Scan request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnRequestEvent.kt
index 2482045c8..f3fbca7f9 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/opReturn/NIP90OpReturnRequestEvent.kt
@@ -26,7 +26,10 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -38,6 +41,10 @@ class NIP90OpReturnRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun text(): String? = tags.firstInputByType("text")?.value
+
     companion object {
         const val KIND = 5901
         const val ALT = "NIP90 OP_RETURN Creation request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchRequestEvent.kt
index 55e988d5f..a19081508 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/peopleSearch/NIP90PeopleSearchRequestEvent.kt
@@ -26,7 +26,11 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
+import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -39,6 +43,12 @@ class NIP90PeopleSearchRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun searchQuery(): String? = tags.firstInputByType("text")?.value
+
+    fun maxResults(): Int? = tags.dvmParam("max_results")?.toIntOrNull()
+
     companion object {
         const val KIND = 5303
         const val ALT = "NIP90 People Search request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationRequestEvent.kt
index 99efffd41..907d5f300 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/summarization/NIP90SummarizationRequestEvent.kt
@@ -26,8 +26,12 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputEvent
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.output
+import com.vitorpamplona.quartz.nip90Dvms.tags.outputMimeType
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -40,6 +44,12 @@ class NIP90SummarizationRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun outputMimeType(): String? = tags.outputMimeType()
+
+    fun length(): String? = tags.dvmParam("length")
+
     companion object {
         const val KIND = 5001
         const val ALT = "NIP90 Summarization request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/tags/TagArrayExt.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/tags/TagArrayExt.kt
index 48219735b..ab4b6e97c 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/tags/TagArrayExt.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/tags/TagArrayExt.kt
@@ -24,4 +24,18 @@ import com.vitorpamplona.quartz.nip01Core.core.TagArray
 
 fun TagArray.inputs() = mapNotNull(InputTag::parse)
 
+fun TagArray.firstInputByType(type: String) = inputs().firstOrNull { it.type == type }
+
 fun TagArray.outputMimeType() = firstNotNullOfOrNull(OutputTag::parse)?.mimeType
+
+fun TagArray.dvmParams(): List<Pair<String, List<String>>> =
+    filter { it.size >= 3 && it[0] == "param" }
+        .map { it[1] to it.drop(2) }
+
+fun TagArray.dvmParam(key: String): String? = firstOrNull { it.size >= 3 && it[0] == "param" && it[1] == key }?.getOrNull(2)
+
+fun TagArray.dvmParamValues(key: String): List<String>? = firstOrNull { it.size >= 3 && it[0] == "param" && it[1] == key }?.drop(2)
+
+fun TagArray.dvmParamAll(key: String): List<String> =
+    filter { it.size >= 3 && it[0] == "param" && it[1] == key }
+        .mapNotNull { it.getOrNull(2) }
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionRequestEvent.kt
index 12eb9b829..940e22716 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textExtraction/NIP90TextExtractionRequestEvent.kt
@@ -26,8 +26,13 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamValues
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputUrl
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.output
+import com.vitorpamplona.quartz.nip90Dvms.tags.outputMimeType
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -40,6 +45,16 @@ class NIP90TextExtractionRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun outputMimeType(): String? = tags.outputMimeType()
+
+    fun rangeStart(): String? = tags.dvmParamValues("range")?.getOrNull(0)
+
+    fun rangeEnd(): String? = tags.dvmParamValues("range")?.getOrNull(1)
+
+    fun alignment(): String? = tags.dvmParam("alignment")
+
     companion object {
         const val KIND = 5000
         const val ALT = "NIP90 Text Extraction request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationRequestEvent.kt
index 9f5650998..5d058c739 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textGeneration/NIP90TextGenerationRequestEvent.kt
@@ -26,8 +26,12 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputPrompt
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.output
+import com.vitorpamplona.quartz.nip90Dvms.tags.outputMimeType
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -40,6 +44,22 @@ class NIP90TextGenerationRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun outputMimeType(): String? = tags.outputMimeType()
+
+    fun model(): String? = tags.dvmParam("model")
+
+    fun maxTokens(): Int? = tags.dvmParam("max_tokens")?.toIntOrNull()
+
+    fun temperature(): Double? = tags.dvmParam("temperature")?.toDoubleOrNull()
+
+    fun topK(): Int? = tags.dvmParam("top_k")?.toIntOrNull()
+
+    fun topP(): Double? = tags.dvmParam("top_p")?.toDoubleOrNull()
+
+    fun frequencyPenalty(): Double? = tags.dvmParam("frequency_penalty")?.toDoubleOrNull()
+
     companion object {
         const val KIND = 5050
         const val ALT = "NIP90 Text Generation request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechRequestEvent.kt
index ee842cb4c..0a4565084 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/textToSpeech/NIP90TextToSpeechRequestEvent.kt
@@ -26,7 +26,11 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
+import com.vitorpamplona.quartz.nip90Dvms.tags.firstInputByType
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputText
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -39,6 +43,12 @@ class NIP90TextToSpeechRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun text(): String? = tags.firstInputByType("text")?.value
+
+    fun language(): String? = tags.dvmParam("language")
+
     companion object {
         const val KIND = 5250
         const val ALT = "NIP90 Text-to-Speech request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationRequestEvent.kt
index 167060ceb..ad76d18e0 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/translation/NIP90TranslationRequestEvent.kt
@@ -26,7 +26,10 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputEvent
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -39,6 +42,10 @@ class NIP90TranslationRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun language(): String? = tags.dvmParam("language")
+
     companion object {
         const val KIND = 5002
         const val ALT = "NIP90 Translation request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryRequest/NIP90UserDiscoveryRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryRequest/NIP90UserDiscoveryRequestEvent.kt
index 0acdb60cf..b06a1cd63 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryRequest/NIP90UserDiscoveryRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/userDiscoveryRequest/NIP90UserDiscoveryRequestEvent.kt
@@ -26,6 +26,9 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.utils.TimeUtils
 
 @Immutable
@@ -37,6 +40,12 @@ class NIP90UserDiscoveryRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun dvmPubKey(): HexKey? = tags.firstOrNull { it.size >= 2 && it[0] == "p" }?.get(1)
+
+    fun user(): String? = tags.dvmParam("user")
+
     companion object {
         const val KIND = 5301
         const val ALT = "NIP90 User Discovery request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionRequestEvent.kt
index 17efb7342..6524e9550 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoConversion/NIP90VideoConversionRequestEvent.kt
@@ -26,8 +26,12 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamValues
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputUrl
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.output
+import com.vitorpamplona.quartz.nip90Dvms.tags.outputMimeType
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -40,6 +44,14 @@ class NIP90VideoConversionRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun outputMimeType(): String? = tags.outputMimeType()
+
+    fun rangeStart(): String? = tags.dvmParamValues("range")?.getOrNull(0)
+
+    fun rangeEnd(): String? = tags.dvmParamValues("range")?.getOrNull(1)
+
     companion object {
         const val KIND = 5200
         const val ALT = "NIP90 Video Conversion request"
diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationRequestEvent.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationRequestEvent.kt
index d1fcbd0c6..8f32c372b 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationRequestEvent.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip90Dvms/videoTranslation/NIP90VideoTranslationRequestEvent.kt
@@ -26,8 +26,13 @@ import com.vitorpamplona.quartz.nip01Core.core.HexKey
 import com.vitorpamplona.quartz.nip01Core.core.TagArrayBuilder
 import com.vitorpamplona.quartz.nip01Core.signers.eventTemplate
 import com.vitorpamplona.quartz.nip31Alts.alt
+import com.vitorpamplona.quartz.nip90Dvms.tags.InputTag
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParam
+import com.vitorpamplona.quartz.nip90Dvms.tags.dvmParamValues
 import com.vitorpamplona.quartz.nip90Dvms.tags.inputUrl
+import com.vitorpamplona.quartz.nip90Dvms.tags.inputs
 import com.vitorpamplona.quartz.nip90Dvms.tags.output
+import com.vitorpamplona.quartz.nip90Dvms.tags.outputMimeType
 import com.vitorpamplona.quartz.nip90Dvms.tags.param
 import com.vitorpamplona.quartz.utils.TimeUtils
 
@@ -40,6 +45,18 @@ class NIP90VideoTranslationRequestEvent(
     content: String,
     sig: HexKey,
 ) : Event(id, pubKey, createdAt, KIND, tags, content, sig) {
+    fun inputs(): List<InputTag> = tags.inputs()
+
+    fun outputMimeType(): String? = tags.outputMimeType()
+
+    fun language(): String? = tags.dvmParam("language")
+
+    fun subtitle(): String? = tags.dvmParam("subtitle")
+
+    fun rangeStart(): String? = tags.dvmParamValues("range")?.getOrNull(0)
+
+    fun rangeEnd(): String? = tags.dvmParamValues("range")?.getOrNull(1)
+
     companion object {
         const val KIND = 5201
         const val ALT = "NIP90 Video Translation request"