chore(license): complete MIT migration

Dockerfile.runtime

@@ -36,7 +36,7 @@ WORKDIR /workspace
 ARG SOURCE_COMMIT
 LABEL org.opencontainers.image.source="https://github.com/diffexai/diffex"
 LABEL org.opencontainers.image.revision=$SOURCE_COMMIT
-LABEL org.opencontainers.image.licenses="Apache-2.0 AND MIT"
+LABEL org.opencontainers.image.licenses="MIT"
 LABEL org.opencontainers.image.description="Hosted Diffex coding-agent runtime"
 
 CMD ["diffex-runtime-server"]

README.md

@@ -16,7 +16,7 @@
   <a href="https://diffex.ai/"><img alt="Website" src="https://img.shields.io/badge/site-diffex.ai-black.svg" /></a>
   <a href="https://www.npmjs.com/package/@diffexai/diffex?activeTab=readme"><img alt="Latest npm version" src="https://img.shields.io/npm/v/%40diffexai%2Fdiffex?label=diffex" /></a>
   <a href="https://nodejs.org/"><img alt="Node.js 22.19 or newer" src="https://img.shields.io/badge/node-%3E%3D22.19.0-339933.svg?logo=node.js&logoColor=white" /></a>
-  <a href="LICENSE"><img alt="License: Apache 2.0" src="https://img.shields.io/badge/license-Apache%202.0-blue.svg" /></a>
+  <a href="LICENSE"><img alt="License: MIT" src="https://img.shields.io/badge/license-MIT-blue.svg" /></a>
   <a href="https://github.com/diffexai/diffex/actions/workflows/ci.yml"><img alt="CI" src="https://github.com/diffexai/diffex/actions/workflows/ci.yml/badge.svg?branch=main" /></a>
 </p>
 
@@ -53,9 +53,7 @@ Diffex scores are reported mean rewards; Codex's score is published leaderboard
 | [Terminal-Bench 2.1](https://hub.harborframework.com/jobs/169f8574-9c7f-411c-9fe5-489ea4471016) | Diffex 0.3.1 | GPT-5.6 Luna | 79.85% | 412 / 445 |
 | [Terminal-Bench 2.1](https://github.com/harbor-framework/terminal-bench-2-1/pull/112) | Codex | GPT-5.6 Luna | 75.73% | 445 / 445 |
 
-Deep SWE also reported **95.13% fail-to-pass** and **98.85% pass-to-pass** test scores.
-
-On Terminal-Bench 2.1, Diffex's reported GPT-5.6 Luna score is **4.12 percentage points above Codex**, also using `max` reasoning. This is not a controlled comparison: execution environments may differ.
+On Terminal-Bench 2.1, Diffex's reported GPT-5.6 Luna score is **4.12 percentage points above Codex**, also using `max` reasoning.
 
 ## Documentation
 
@@ -94,4 +92,4 @@ Thank you to the developers of [Pi](https://github.com/earendil-works/pi) for bu
 
 ## License
 
-Apache License 2.0
+MIT

RELEASING.md

@@ -17,7 +17,7 @@ Standalone archives and other installation channels are deferred by the [approve
 The single public CLI package is derived from `scripts/release-packages.mjs`.
 Internal workspaces remain private and required runtime modules are included inside the CLI tarball.
 The generated publication manifest and installation locks contain no registry dependencies on separate Diffex packages.
-Every package declares Apache-2.0 and ships the full root license, including the complete MIT notice for Pi-derived portions.
+Every package declares MIT and ships the full root license, including the complete MIT notice for Pi-derived portions.
 The generated `NOTICE`, `THIRD-PARTY-NOTICES.txt`, and `distribution-components.json` identify applicable portions and bundled components.
 Readable runtime JavaScript, declarations, runtime JSON/SQL data, HTML/CSS templates, and documentation are approved.
 Examples and native source build files are excluded; evolution and harness-trace runtime code is explicitly public when vendored in the CLI.

docs/release/distribution-review.md

@@ -32,9 +32,9 @@ Delivered code remains inspectable; repository privacy, minification, obfuscatio
 
 ## License and notice inventory
 
-The CLI and all bundled workspace manifests declare `Apache-2.0`.
-The two vendored Diffex workspaces also declare `Apache-2.0`.
-Each public package receives the complete root `LICENSE`, preserving the full Apache text, Luntraa, Inc. ownership, and the complete upstream MIT license and copyright notice for Pi-derived portions.
+The CLI and all bundled workspace manifests declare `MIT`.
+The two vendored Diffex workspaces also declare `MIT`.
+Each public package receives the complete root `LICENSE`, preserving the MIT terms, Luntraa, Inc. ownership, and the complete upstream MIT license and copyright notice for Pi-derived portions.
 The package declaration does not replace the MIT terms of those portions or other third-party terms.
 The generated `NOTICE` describes that distinction and the Diffex modifications.
 

docs/release/source-publication.md

@@ -57,7 +57,7 @@ New commits, comments, artifacts, and runs after the inventory require a delta r
 
 ## Source notices
 
-The root `LICENSE` preserves the Apache-2.0 terms for Diffex and the upstream MIT terms and copyright for Pi-derived portions.
+The root `LICENSE` provides the MIT terms for Diffex and preserves the upstream MIT terms and copyright for Pi-derived portions.
 The vendored HTML-exporter libraries retain their bundle headers.
 Their complete upstream texts are tracked at `legal/upstream/marked-18.0.5.LICENSE` and `legal/upstream/highlight-11.9.0.LICENSE`.
 `legal/upstream/sources.json` records the source revisions.

packages/agent/README.md

@@ -536,6 +536,6 @@ These low-level streams are observational. They preserve event order, but they d
 
 ## License
 
-Apache-2.0 for Diffex, copyright 2026 Luntraa, Inc.
+MIT for Diffex, copyright 2026 Luntraa, Inc.
 Pi-derived portions retain their MIT terms and upstream copyright notice.
 See LICENSE, NOTICE, and THIRD-PARTY-NOTICES.txt in the distribution.

packages/agent/package.json

@@ -56,7 +56,7 @@
 		"state-management"
 	],
 	"author": "Mario Zechner",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/ai/README.md

@@ -1687,6 +1687,6 @@ Add an entry to `packages/ai/CHANGELOG.md` under `## [Unreleased]`:
 
 ## License
 
-Apache-2.0 for Diffex, copyright 2026 Luntraa, Inc.
+MIT for Diffex, copyright 2026 Luntraa, Inc.
 Pi-derived portions retain their MIT terms and upstream copyright notice.
 See LICENSE, NOTICE, and THIRD-PARTY-NOTICES.txt in the distribution.

packages/ai/package.json

@@ -90,7 +90,7 @@
 		"api"
 	],
 	"author": "Mario Zechner",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/client/package.json

@@ -51,7 +51,7 @@
 		"binary"
 	],
 	"author": "DiffexAI",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/coding-agent-server/package.json

@@ -34,7 +34,7 @@
 	"engines": {
 		"node": ">=22.19.0"
 	},
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/coding-agent/README.md

@@ -714,7 +714,7 @@ See [CONTRIBUTING.md](../../CONTRIBUTING.md) for guidelines and [docs/developmen
 
 ## License
 
-Apache-2.0 for Diffex, copyright 2026 Luntraa, Inc.
+MIT for Diffex, copyright 2026 Luntraa, Inc.
 Pi-derived portions retain their MIT terms and upstream copyright notice.
 See LICENSE, NOTICE, and THIRD-PARTY-NOTICES.txt in the distribution.
 

packages/coding-agent/package.json

@@ -104,7 +104,7 @@
 		"agent"
 	],
 	"author": "Mario Zechner",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/evolution/package.json

@@ -26,7 +26,7 @@
 		"prepublishOnly": "npm run clean && npm run build"
 	},
 	"author": "DiffexAI",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/harness-state/package.json

@@ -33,7 +33,7 @@
 		"versioning"
 	],
 	"author": "DiffexAI",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/harness-trace/package.json

@@ -26,7 +26,7 @@
 		"prepublishOnly": "npm run clean && npm run build"
 	},
 	"author": "DiffexAI",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/protocol/package.json

@@ -35,7 +35,7 @@
 		"framing"
 	],
 	"author": "DiffexAI",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/server/package.json

@@ -47,7 +47,7 @@
 		"server"
 	],
 	"author": "DiffexAI",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/session-backends/sqlite-node/package.json

@@ -30,7 +30,7 @@
 		"prepack": "node ../../../scripts/prepare-distribution.mjs packages/session-backends/sqlite-node"
 	},
 	"author": "DiffexAI",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/telemetry/README.md

@@ -461,6 +461,6 @@ npm run check
 
 ## License
 
-Apache-2.0 for Diffex, copyright 2026 Luntraa, Inc.
+MIT for Diffex, copyright 2026 Luntraa, Inc.
 Pi-derived portions retain their MIT terms and upstream copyright notice.
 See LICENSE, NOTICE, and THIRD-PARTY-NOTICES.txt in the distribution.

packages/telemetry/package.json

@@ -37,7 +37,7 @@
 		"observability"
 	],
 	"author": "Mario Zechner",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

packages/tui/package.json

@@ -36,7 +36,7 @@
 		"cli"
 	],
 	"author": "Mario Zechner",
-	"license": "Apache-2.0",
+	"license": "MIT",
 	"repository": {
 		"type": "git",
 		"url": "git+https://github.com/diffexai/diffex.git",

scripts/check-distribution-payload.py

@@ -145,8 +145,8 @@ def inspect_archive(file, license_file, expected_name=None, expected_version=Non
     if entries[root + 'LICENSE'] != Path(license_file).read_bytes():
         fail(str(file), 'license text differs from reviewed root license')
     metadata = json.loads(entries[root + 'package.json'])
-    if metadata.get('license') != 'Apache-2.0':
-        fail(str(file), 'package license must be Apache-2.0')
+    if metadata.get('license') != 'MIT':
+        fail(str(file), 'package license must be MIT')
     if metadata.get('private'):
         fail(str(file), 'private workspace cannot be a public package')
     if expected_name and metadata.get('name') != expected_name:

scripts/distribution-payload.test.mjs

@@ -20,10 +20,10 @@ function fixture(extra, omit) {
 	const files = {
 		...Object.fromEntries(distributionDocs.map((path) => [path, "Reviewed user guide"])),
 		"README.md": "Diffex installation and usage",
-		"package.json": JSON.stringify({ name: "@diffexai/diffex", version, license: "Apache-2.0" }),
+		"package.json": JSON.stringify({ name: "@diffexai/diffex", version, license: "MIT" }),
 		LICENSE: readFileSync(license),
 		"THIRD-PARTY-NOTICES.txt": "Test fixture with no external bundled dependencies.\n",
-		"distribution-components.json": JSON.stringify([{ name: "Diffex", license: "Apache-2.0 AND MIT" }]),
+		"distribution-components.json": JSON.stringify([{ name: "Diffex", license: "MIT" }]),
 		"dist/index.js": "export const value = 1;\n",
 		"dist/index.d.ts": "export declare const value: number;\n",
 		"dist/AGENTS.md": readFileSync("AGENTS_release.md"),
@@ -179,7 +179,7 @@ test("rejects a case variant of the approved default path", () => {
 
 test("rejects default instructions in a non-CLI package", () => {
 	const { directory, archive } = fixture({
-		"package.json": JSON.stringify({ name: "@diffexai/diffex-agent-core", version, license: "Apache-2.0" }),
+		"package.json": JSON.stringify({ name: "@diffexai/diffex-agent-core", version, license: "MIT" }),
 	});
 	try {
 		const result = spawnSync("python3", [checker, archive, "--license", license], { encoding: "utf8" });
@@ -192,8 +192,8 @@ test("rejects default instructions in a non-CLI package", () => {
 
 test("rejects substituted package identity and license metadata", () => {
 	for (const replacement of [
-		{ name: "foreign", license: "Apache-2.0" },
-		{ name: "@diffexai/diffex", license: "MIT" },
+		{ name: "foreign", license: "MIT" },
+		{ name: "@diffexai/diffex", license: "Apache-2.0" },
 	]) {
 		const result = inspect({ "package.json": JSON.stringify({ version, ...replacement }) });
 		assert.notEqual(result.status, 0);