diff --git a/AGENTS.md b/AGENTS.md
index 17f39c3..a4f627d 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -1,6 +1,6 @@
 # AGENTS.md
 
-Worldwide PhenoCam EFAST feasibility screening. Human summary: [`README.md`](README.md).
+Worldwide PhenoCam EFAST feasibility screening. Human summary: [`README.md`](README.md). **License:** MIT ([`LICENSE`](LICENSE))
 
 ---
 
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..8f8092c
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2026 Felix Delattre
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README.md b/README.md
index 1844608..36503d5 100644
--- a/README.md
+++ b/README.md
@@ -55,3 +55,9 @@ The 2025 manifest currently lists **739** cameras with archive overlap; most per
 ## Web viewer
 
 From the workspace root, `make serve` serves `processing/` at [http://localhost:8000/index.html](http://localhost:8000/index.html). Requires step 5 (`data/metrics/manifest.json`).
+
+---
+
+## License
+
+[MIT](LICENSE)