diff --git a/infrastructure/research/build.gradle b/infrastructure/research/build.gradle
deleted file mode 100644
index fa460a0f..00000000
--- a/infrastructure/research/build.gradle
+++ /dev/null
@@ -1,24 +0,0 @@
-plugins {
-    id 'java-library'
-    id 'org.jetbrains.kotlin.jvm'
-    id 'org.jetbrains.kotlin.plugin.serialization'
-}
-
-ext {
-    ktor_version = '3.0.3'
-}
-
-dependencies {
-    implementation project(":core:events")
-    implementation project(":core:tools")
-    implementation project(":core:approvals")
-    implementation 'org.jsoup:jsoup:1.20.1'
-    implementation "io.ktor:ktor-client-core:$ktor_version"
-    implementation "io.ktor:ktor-client-cio:$ktor_version"
-
-    testImplementation "io.ktor:ktor-client-mock:$ktor_version"
-}
-
-// Pure deterministic extraction utility; coverage gate is enforced via its own thorough
-// unit tests, not the global line-count bound (same stance as :infrastructure:tools).
-tasks.named("koverVerify").configure { enabled = false }
diff --git a/infrastructure/tools/build.gradle b/infrastructure/tools/build.gradle
index 3a3f336f..923bf246 100644
--- a/infrastructure/tools/build.gradle
+++ b/infrastructure/tools/build.gradle
@@ -4,6 +4,10 @@ plugins {
     id 'org.jetbrains.kotlin.plugin.serialization'
 }
 
+ext {
+    ktor_version = '3.0.3'
+}
+
 dependencies {
     implementation project(":core:tools")
     implementation project(":core:events")
@@ -12,6 +16,13 @@ dependencies {
     implementation project(":infrastructure:tools:filesystem")
     implementation project(":core:artifacts")
     implementation project(":core:artifacts-store")
+
+    // Web research tools (web_search, web_fetch) + deterministic HTML→markdown extraction.
+    implementation 'org.jsoup:jsoup:1.20.1'
+    implementation "io.ktor:ktor-client-core:$ktor_version"
+    implementation "io.ktor:ktor-client-cio:$ktor_version"
+
+    testImplementation "io.ktor:ktor-client-mock:$ktor_version"
 }
 
 tasks.named("koverVerify").configure { enabled = false }
diff --git a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/ExtractionResult.kt b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/ExtractionResult.kt
similarity index 95%
rename from infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/ExtractionResult.kt
rename to infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/ExtractionResult.kt
index 0bbe91f4..cbd0b6f5 100644
--- a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/ExtractionResult.kt
+++ b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/ExtractionResult.kt
@@ -1,4 +1,4 @@
-package com.correx.infrastructure.research.extract
+package com.correx.infrastructure.tools.extract
 
 /**
  * Outcome of extracting a fetched page (research-workflow-spec §5). The cleaned [markdown] is the
diff --git a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/HtmlMarkdownExtractor.kt b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/HtmlMarkdownExtractor.kt
similarity index 98%
rename from infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/HtmlMarkdownExtractor.kt
rename to infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/HtmlMarkdownExtractor.kt
index 11b5f540..9a3cc500 100644
--- a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/HtmlMarkdownExtractor.kt
+++ b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/HtmlMarkdownExtractor.kt
@@ -1,4 +1,4 @@
-package com.correx.infrastructure.research.extract
+package com.correx.infrastructure.tools.extract
 
 import org.jsoup.Jsoup
 
diff --git a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/MainContentSelector.kt b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/MainContentSelector.kt
similarity index 98%
rename from infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/MainContentSelector.kt
rename to infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/MainContentSelector.kt
index ee244468..f377ac02 100644
--- a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/MainContentSelector.kt
+++ b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/MainContentSelector.kt
@@ -1,4 +1,4 @@
-package com.correx.infrastructure.research.extract
+package com.correx.infrastructure.tools.extract
 
 import org.jsoup.nodes.Document
 import org.jsoup.nodes.Element
diff --git a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/MarkdownRenderer.kt b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/MarkdownRenderer.kt
similarity index 99%
rename from infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/MarkdownRenderer.kt
rename to infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/MarkdownRenderer.kt
index a302a1cc..a1f50e2c 100644
--- a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/extract/MarkdownRenderer.kt
+++ b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/extract/MarkdownRenderer.kt
@@ -1,4 +1,4 @@
-package com.correx.infrastructure.research.extract
+package com.correx.infrastructure.tools.extract
 
 import org.jsoup.nodes.Element
 import org.jsoup.nodes.Node
diff --git a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/web/WebFetchTool.kt b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/web/WebFetchTool.kt
similarity index 97%
rename from infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/web/WebFetchTool.kt
rename to infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/web/WebFetchTool.kt
index a68a5426..3b990c70 100644
--- a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/web/WebFetchTool.kt
+++ b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/web/WebFetchTool.kt
@@ -1,4 +1,4 @@
-package com.correx.infrastructure.research.web
+package com.correx.infrastructure.tools.web
 
 import com.correx.core.approvals.Tier
 import com.correx.core.events.events.ToolRequest
@@ -9,8 +9,8 @@ import com.correx.core.tools.contract.ToolCapability
 import com.correx.core.tools.contract.ToolExecutor
 import com.correx.core.tools.contract.ToolResult
 import com.correx.core.tools.contract.ValidationResult
-import com.correx.infrastructure.research.extract.ExtractionQuality
-import com.correx.infrastructure.research.extract.HtmlMarkdownExtractor
+import com.correx.infrastructure.tools.extract.ExtractionQuality
+import com.correx.infrastructure.tools.extract.HtmlMarkdownExtractor
 import io.ktor.client.HttpClient
 import io.ktor.client.request.prepareGet
 import io.ktor.client.statement.bodyAsChannel
diff --git a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/web/WebSearchTool.kt b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/web/WebSearchTool.kt
similarity index 99%
rename from infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/web/WebSearchTool.kt
rename to infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/web/WebSearchTool.kt
index f335caf6..1188379d 100644
--- a/infrastructure/research/src/main/kotlin/com/correx/infrastructure/research/web/WebSearchTool.kt
+++ b/infrastructure/tools/src/main/kotlin/com/correx/infrastructure/tools/web/WebSearchTool.kt
@@ -1,4 +1,4 @@
-package com.correx.infrastructure.research.web
+package com.correx.infrastructure.tools.web
 
 import com.correx.core.approvals.Tier
 import com.correx.core.events.events.ToolRequest
diff --git a/infrastructure/research/src/test/kotlin/com/correx/infrastructure/research/extract/HtmlMarkdownExtractorTest.kt b/infrastructure/tools/src/test/kotlin/com/correx/infrastructure/tools/extract/HtmlMarkdownExtractorTest.kt
similarity index 99%
rename from infrastructure/research/src/test/kotlin/com/correx/infrastructure/research/extract/HtmlMarkdownExtractorTest.kt
rename to infrastructure/tools/src/test/kotlin/com/correx/infrastructure/tools/extract/HtmlMarkdownExtractorTest.kt
index d163fdd2..22454c71 100644
--- a/infrastructure/research/src/test/kotlin/com/correx/infrastructure/research/extract/HtmlMarkdownExtractorTest.kt
+++ b/infrastructure/tools/src/test/kotlin/com/correx/infrastructure/tools/extract/HtmlMarkdownExtractorTest.kt
@@ -1,4 +1,4 @@
-package com.correx.infrastructure.research.extract
+package com.correx.infrastructure.tools.extract
 
 import org.junit.jupiter.api.Assertions.assertEquals
 import org.junit.jupiter.api.Assertions.assertFalse
diff --git a/infrastructure/research/src/test/kotlin/com/correx/infrastructure/research/web/WebFetchToolTest.kt b/infrastructure/tools/src/test/kotlin/com/correx/infrastructure/tools/web/WebFetchToolTest.kt
similarity index 99%
rename from infrastructure/research/src/test/kotlin/com/correx/infrastructure/research/web/WebFetchToolTest.kt
rename to infrastructure/tools/src/test/kotlin/com/correx/infrastructure/tools/web/WebFetchToolTest.kt
index 7c0e21c2..4ffb820a 100644
Binary files a/infrastructure/research/src/test/kotlin/com/correx/infrastructure/research/web/WebFetchToolTest.kt and b/infrastructure/tools/src/test/kotlin/com/correx/infrastructure/tools/web/WebFetchToolTest.kt differ
diff --git a/infrastructure/research/src/test/kotlin/com/correx/infrastructure/research/web/WebSearchToolTest.kt b/infrastructure/tools/src/test/kotlin/com/correx/infrastructure/tools/web/WebSearchToolTest.kt
similarity index 98%
rename from infrastructure/research/src/test/kotlin/com/correx/infrastructure/research/web/WebSearchToolTest.kt
rename to infrastructure/tools/src/test/kotlin/com/correx/infrastructure/tools/web/WebSearchToolTest.kt
index c06f77bd..07b1a115 100644
--- a/infrastructure/research/src/test/kotlin/com/correx/infrastructure/research/web/WebSearchToolTest.kt
+++ b/infrastructure/tools/src/test/kotlin/com/correx/infrastructure/tools/web/WebSearchToolTest.kt
@@ -1,4 +1,4 @@
-package com.correx.infrastructure.research.web
+package com.correx.infrastructure.tools.web
 
 import com.correx.core.approvals.Tier
 import com.correx.core.events.events.ToolRequest
diff --git a/settings.gradle b/settings.gradle
index a2ce3fc8..f10a760e 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -39,7 +39,6 @@ include ':infrastructure:tools'
 include ':infrastructure:tools:filesystem'
 include ':infrastructure:workflow'
 include ':infrastructure:artifacts-cas'
-include ':infrastructure:research'
 
 include ':testing:replay'
 include ':testing:contracts'