diff --git a/solver/solver_server.py b/solver/solver_server.py
new file mode 100644
index 0000000..6b08998
--- /dev/null
+++ b/solver/solver_server.py
@@ -0,0 +1,38 @@
+import uvicorn
+from subprocess import check_output
+from fastapi import FastAPI, Request
+from fastapi.middleware.cors import CORSMiddleware
+from pathlib import Path
+
+
+app = FastAPI()
+src = Path(__file__).parent
+
+origins = ["*"]
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=origins,
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+
+@app.post("/")
+async def input_request(request: Request):
+    body = (await request.body()).decode().replace("\r\n", "\n")
+
+    # Write body to a file
+    tf = src / "input.txt"
+    tf.write_text(body)
+
+    # Run the solver (example: ./slsolver mypuzzle.slk)
+    # Solver is https://github.com/davidjosepha/slitherlink
+    solver_path = src / "slsolver"
+    output = check_output([solver_path, str(tf)], cwd=src).decode()
+    return output
+
+
+if __name__ == '__main__':
+    uvicorn.run(app, host="0.0.0.0", port=8000)