diff --git a/examples/performance_model.rs b/examples/performance_model.rs
new file mode 100644
index 0000000..36d5c11
--- /dev/null
+++ b/examples/performance_model.rs
@@ -0,0 +1,250 @@
+use halo2::{
+    arithmetic::Field,
+    model::ModelRecorder,
+    plonk::*,
+    poly::commitment::Params,
+    transcript::DummyHash,
+    tweedle::{EqAffine, Fp, Fq},
+};
+
+use std::marker::PhantomData;
+
+/// This represents an advice column at a certain row in the ConstraintSystem
+#[derive(Copy, Clone, Debug)]
+pub struct Variable(Column<Advice>, usize);
+
+struct PLONKConfig {
+    a: Column<Advice>,
+    b: Column<Advice>,
+    c: Column<Advice>,
+
+    sa: Column<Fixed>,
+    sb: Column<Fixed>,
+    sc: Column<Fixed>,
+    sm: Column<Fixed>,
+
+    perm: usize,
+}
+
+trait StandardCS<FF: Field> {
+    fn raw_multiply<F>(&mut self, f: F) -> Result<(Variable, Variable, Variable), Error>
+    where
+        F: FnOnce() -> Result<(FF, FF, FF), Error>;
+    fn raw_add<F>(&mut self, f: F) -> Result<(Variable, Variable, Variable), Error>
+    where
+        F: FnOnce() -> Result<(FF, FF, FF), Error>;
+    fn copy(&mut self, a: Variable, b: Variable) -> Result<(), Error>;
+}
+
+struct MyCircuit<F: Field> {
+    a: Option<F>,
+    k: u32,
+}
+
+struct StandardPLONK<'a, F: Field, CS: Assignment<F> + 'a> {
+    cs: &'a mut CS,
+    config: PLONKConfig,
+    current_gate: usize,
+    _marker: PhantomData<F>,
+}
+
+impl<'a, FF: Field, CS: Assignment<FF>> StandardPLONK<'a, FF, CS> {
+    fn new(cs: &'a mut CS, config: PLONKConfig) -> Self {
+        StandardPLONK {
+            cs,
+            config,
+            current_gate: 0,
+            _marker: PhantomData,
+        }
+    }
+}
+
+impl<'a, FF: Field, CS: Assignment<FF>> StandardCS<FF> for StandardPLONK<'a, FF, CS> {
+    fn raw_multiply<F>(&mut self, f: F) -> Result<(Variable, Variable, Variable), Error>
+    where
+        F: FnOnce() -> Result<(FF, FF, FF), Error>,
+    {
+        let index = self.current_gate;
+        self.current_gate += 1;
+        let mut value = None;
+        self.cs.assign_advice(self.config.a, index, || {
+            value = Some(f()?);
+            Ok(value.ok_or(Error::SynthesisError)?.0)
+        })?;
+        self.cs.assign_advice(self.config.b, index, || {
+            Ok(value.ok_or(Error::SynthesisError)?.1)
+        })?;
+        self.cs.assign_advice(self.config.c, index, || {
+            Ok(value.ok_or(Error::SynthesisError)?.2)
+        })?;
+
+        self.cs
+            .assign_fixed(self.config.sa, index, || Ok(FF::zero()))?;
+        self.cs
+            .assign_fixed(self.config.sb, index, || Ok(FF::zero()))?;
+        self.cs
+            .assign_fixed(self.config.sc, index, || Ok(FF::one()))?;
+        self.cs
+            .assign_fixed(self.config.sm, index, || Ok(FF::one()))?;
+        Ok((
+            Variable(self.config.a, index),
+            Variable(self.config.b, index),
+            Variable(self.config.c, index),
+        ))
+    }
+    fn raw_add<F>(&mut self, f: F) -> Result<(Variable, Variable, Variable), Error>
+    where
+        F: FnOnce() -> Result<(FF, FF, FF), Error>,
+    {
+        let index = self.current_gate;
+        self.current_gate += 1;
+        let mut value = None;
+        self.cs.assign_advice(self.config.a, index, || {
+            value = Some(f()?);
+            Ok(value.ok_or(Error::SynthesisError)?.0)
+        })?;
+        self.cs.assign_advice(self.config.b, index, || {
+            Ok(value.ok_or(Error::SynthesisError)?.1)
+        })?;
+        self.cs.assign_advice(self.config.c, index, || {
+            Ok(value.ok_or(Error::SynthesisError)?.2)
+        })?;
+
+        self.cs
+            .assign_fixed(self.config.sa, index, || Ok(FF::one()))?;
+        self.cs
+            .assign_fixed(self.config.sb, index, || Ok(FF::one()))?;
+        self.cs
+            .assign_fixed(self.config.sc, index, || Ok(FF::one()))?;
+        self.cs
+            .assign_fixed(self.config.sm, index, || Ok(FF::zero()))?;
+        Ok((
+            Variable(self.config.a, index),
+            Variable(self.config.b, index),
+            Variable(self.config.c, index),
+        ))
+    }
+    fn copy(&mut self, left: Variable, right: Variable) -> Result<(), Error> {
+        let left_column = match left.0 {
+            x if x == self.config.a => 0,
+            x if x == self.config.b => 1,
+            x if x == self.config.c => 2,
+            _ => unreachable!(),
+        };
+        let right_column = match right.0 {
+            x if x == self.config.a => 0,
+            x if x == self.config.b => 1,
+            x if x == self.config.c => 2,
+            _ => unreachable!(),
+        };
+
+        self.cs
+            .copy(self.config.perm, left_column, left.1, right_column, right.1)
+    }
+}
+
+impl<F: Field> Circuit<F> for MyCircuit<F> {
+    type Config = PLONKConfig;
+
+    fn configure(meta: &mut ConstraintSystem<F>) -> PLONKConfig {
+        let a = meta.advice_column();
+        let b = meta.advice_column();
+        let c = meta.advice_column();
+
+        let perm = meta.permutation(&[a, b, c]);
+
+        let sm = meta.fixed_column();
+        let sa = meta.fixed_column();
+        let sb = meta.fixed_column();
+        let sc = meta.fixed_column();
+
+        meta.create_gate(|meta| {
+            let a = meta.query_advice(a, 0);
+            let b = meta.query_advice(b, 0);
+            let c = meta.query_advice(c, 0);
+
+            let sa = meta.query_fixed(sa, 0);
+            let sb = meta.query_fixed(sb, 0);
+            let sc = meta.query_fixed(sc, 0);
+            let sm = meta.query_fixed(sm, 0);
+
+            a.clone() * sa + b.clone() * sb + a * b * sm + (c * sc * (-F::one()))
+        });
+
+        PLONKConfig {
+            a,
+            b,
+            c,
+            sa,
+            sb,
+            sc,
+            sm,
+            perm,
+        }
+    }
+
+    fn synthesize(&self, cs: &mut impl Assignment<F>, config: PLONKConfig) -> Result<(), Error> {
+        let mut cs = StandardPLONK::new(cs, config);
+
+        for _ in 0..(1 << (self.k - 1)) {
+            let mut a_squared = None;
+            let (a0, _, c0) = cs.raw_multiply(|| {
+                a_squared = self.a.map(|a| a.square());
+                Ok((
+                    self.a.ok_or(Error::SynthesisError)?,
+                    self.a.ok_or(Error::SynthesisError)?,
+                    a_squared.ok_or(Error::SynthesisError)?,
+                ))
+            })?;
+            let (a1, b1, _) = cs.raw_add(|| {
+                let fin = a_squared.and_then(|a2| self.a.map(|a| a + a2));
+                Ok((
+                    self.a.ok_or(Error::SynthesisError)?,
+                    a_squared.ok_or(Error::SynthesisError)?,
+                    fin.ok_or(Error::SynthesisError)?,
+                ))
+            })?;
+            cs.copy(a0, a1)?;
+            cs.copy(b1, c0)?;
+        }
+
+        Ok(())
+    }
+}
+
+fn main() {
+    let recorder = Box::leak(Box::new(ModelRecorder::default()));
+    metrics::set_recorder(recorder).unwrap();
+
+    // TODO: Make dynamic.
+    let k = 11;
+
+    // Initialize the polynomial commitment parameters
+    let params: Params<EqAffine> = Params::new::<DummyHash<Fq>>(k);
+
+    let empty_circuit: MyCircuit<Fp> = MyCircuit { a: None, k };
+
+    // Initialize the proving key
+    let pk = keygen(&params, &empty_circuit).expect("keygen should not fail");
+
+    let circuit: MyCircuit<Fp> = MyCircuit {
+        a: Some(Fp::random()),
+        k,
+    };
+
+    // Create a proof
+    let proof = Proof::create::<DummyHash<Fq>, DummyHash<Fp>, _>(&params, &pk, &circuit, &[])
+        .expect("proof generation should not fail");
+
+    println!("[Prover] {}", recorder);
+    recorder.clear();
+
+    let msm = params.empty_msm();
+    let guard = proof
+        .verify::<DummyHash<Fq>, DummyHash<Fp>>(&params, pk.get_vk(), msm, &[])
+        .unwrap();
+    let msm = guard.clone().use_challenges();
+    assert!(msm.eval());
+
+    println!("[Verifier] {}", recorder);
+}