diff --git a/Cargo.lock b/Cargo.lock
index 2eef3868fa..61f04aecd3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -98,12 +98,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "anes"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b46cbb362ab8752921c97e041f5e366ee6297bd428a31275b9fcf1e380f7299"
-
 [[package]]
 name = "ansi-str"
 version = "0.8.0"
@@ -599,12 +593,6 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "df8670b8c7b9dae1793364eafadf7239c40d669904660c5960d74cfd80b46a53"
 
-[[package]]
-name = "cast"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37b2a672a2cb129a2e41c10b1224bb368f9f37a2b16b612598138befd7b37eb5"
-
 [[package]]
 name = "castaway"
 version = "0.2.2"
@@ -723,33 +711,6 @@ dependencies = [
  "stacker",
 ]
 
-[[package]]
-name = "ciborium"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42e69ffd6f0917f5c029256a24d0161db17cea3997d185db0d35926308770f0e"
-dependencies = [
- "ciborium-io",
- "ciborium-ll",
- "serde",
-]
-
-[[package]]
-name = "ciborium-io"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05afea1e0a06c9be33d539b876f1ce3692f4afea2cb41f740e7743225ed1c757"
-
-[[package]]
-name = "ciborium-ll"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "57663b653d948a338bfb3eeba9bb2fd5fcfaecb9e199e87e1eda4d9e8b240fd9"
-dependencies = [
- "ciborium-io",
- "half",
-]
-
 [[package]]
 name = "clang-sys"
 version = "1.7.0"
@@ -840,6 +801,12 @@ dependencies = [
  "static_assertions",
 ]
 
+[[package]]
+name = "condtype"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf0a07a401f374238ab8e2f11a104d2851bf9ce711ec69804834de8af45c7af"
+
 [[package]]
 name = "console"
 version = "0.15.8"
@@ -942,42 +909,6 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "criterion"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2b12d017a929603d80db1831cd3a24082f8137ce19c69e6447f54f5fc8d692f"
-dependencies = [
- "anes",
- "cast",
- "ciborium",
- "clap",
- "criterion-plot",
- "is-terminal",
- "itertools 0.10.5",
- "num-traits",
- "once_cell",
- "oorandom",
- "plotters",
- "rayon",
- "regex",
- "serde",
- "serde_derive",
- "serde_json",
- "tinytemplate",
- "walkdir",
-]
-
-[[package]]
-name = "criterion-plot"
-version = "0.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b50826342786a51a89e2da3a28f1c32b06e387201bc2d19791f622c673706b1"
-dependencies = [
- "cast",
- "itertools 0.10.5",
-]
-
 [[package]]
 name = "crossbeam-channel"
 version = "0.5.11"
@@ -1216,6 +1147,31 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "divan"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0d567df2c9c2870a43f3f2bd65aaeb18dbce1c18f217c3e564b4fbaeb3ee56c"
+dependencies = [
+ "cfg-if",
+ "clap",
+ "condtype",
+ "divan-macros",
+ "libc",
+ "regex-lite",
+]
+
+[[package]]
+name = "divan-macros"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "27540baf49be0d484d8f0130d7d8da3011c32a44d4fc873368154f1510e574a2"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.48",
+]
+
 [[package]]
 name = "dlib"
 version = "0.5.2"
@@ -1751,16 +1707,6 @@ dependencies = [
  "tracing",
 ]
 
-[[package]]
-name = "half"
-version = "2.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc52e53916c08643f1b56ec082790d1e86a32e58dc5268f897f313fbae7b4872"
-dependencies = [
- "cfg-if",
- "crunchy",
-]
-
 [[package]]
 name = "halfbrown"
 version = "0.2.4"
@@ -2064,17 +2010,6 @@ dependencies = [
  "once_cell",
 ]
 
-[[package]]
-name = "is-terminal"
-version = "0.4.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0bad00257d07be169d870ab665980b06cdb366d792ad690bf2e76876dc503455"
-dependencies = [
- "hermit-abi",
- "rustix",
- "windows-sys 0.52.0",
-]
-
 [[package]]
 name = "is-wsl"
 version = "0.4.0"
@@ -2106,15 +2041,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "itertools"
-version = "0.10.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0fd2260e829bddf4cb6ea802289de2f86d6a7a690192fbe91b3f46e0f2c8473"
-dependencies = [
- "either",
-]
-
 [[package]]
 name = "itertools"
 version = "0.11.0"
@@ -2791,9 +2717,9 @@ name = "nu"
 version = "0.90.2"
 dependencies = [
  "assert_cmd",
- "criterion",
  "crossterm",
  "ctrlc",
+ "divan",
  "log",
  "miette",
  "mimalloc",
@@ -3551,12 +3477,6 @@ version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
 
-[[package]]
-name = "oorandom"
-version = "11.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ab1bc2a289d34bd04a330323ac98a1b4bc82c9d9fcb1e66b63caa84da26b575"
-
 [[package]]
 name = "open"
 version = "5.0.1"
@@ -3914,34 +3834,6 @@ dependencies = [
  "array-init-cursor",
 ]
 
-[[package]]
-name = "plotters"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2c224ba00d7cadd4d5c660deaf2098e5e80e07846537c51f9cfa4be50c1fd45"
-dependencies = [
- "num-traits",
- "plotters-backend",
- "plotters-svg",
- "wasm-bindgen",
- "web-sys",
-]
-
-[[package]]
-name = "plotters-backend"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e76628b4d3a7581389a35d5b6e2139607ad7c75b17aed325f210aa91f4a9609"
-
-[[package]]
-name = "plotters-svg"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38f6d39893cca0701371e3c27294f09797214b86f1fb951b89ade8ec04e2abab"
-dependencies = [
- "plotters-backend",
-]
-
 [[package]]
 name = "polars"
 version = "0.37.0"
@@ -4753,6 +4645,12 @@ dependencies = [
  "regex-syntax",
 ]
 
+[[package]]
+name = "regex-lite"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "30b661b2f27137bdbc16f00eda72866a92bb28af1753ffbd56744fb6e2e9cd8e"
+
 [[package]]
 name = "regex-syntax"
 version = "0.8.2"
@@ -5808,16 +5706,6 @@ dependencies = [
  "crunchy",
 ]
 
-[[package]]
-name = "tinytemplate"
-version = "1.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be4d6b5f19ff7664e8c98d03e2139cb510db9b0a60b55f8e8709b689d939b6bc"
-dependencies = [
- "serde",
- "serde_json",
-]
-
 [[package]]
 name = "tinyvec"
 version = "1.6.0"
@@ -6506,16 +6394,6 @@ dependencies = [
  "pkg-config",
 ]
 
-[[package]]
-name = "web-sys"
-version = "0.3.67"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58cd2333b6e0be7a39605f0e255892fd7418a682d8da8fe042fe25128794d2ed"
-dependencies = [
- "js-sys",
- "wasm-bindgen",
-]
-
 [[package]]
 name = "which"
 version = "6.0.0"
diff --git a/Cargo.toml b/Cargo.toml
index ecd331086d..f5b91d5e7f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -102,7 +102,7 @@ nix = { version = "0.27", default-features = false, features = [
 [dev-dependencies]
 nu-test-support = { path = "./crates/nu-test-support", version = "0.90.2" }
 assert_cmd = "2.0"
-criterion = "0.5"
+divan = "0.1.14"
 pretty_assertions = "1.4"
 rstest = { version = "0.18", default-features = false }
 serial_test = "3.0"
@@ -182,7 +182,6 @@ bench = false
 reedline = { git = "https://github.com/nushell/reedline", branch = "main" }
 # nu-ansi-term = {git = "https://github.com/nushell/nu-ansi-term.git", branch = "main"}
 
-# Criterion benchmarking setup
 # Run all benchmarks with `cargo bench`
 # Run individual benchmarks like `cargo bench -- <regex>` e.g. `cargo bench -- parse`
 [[bench]]
diff --git a/benches/README.md b/benches/README.md
index af9ff25b56..93a13afe50 100644
--- a/benches/README.md
+++ b/benches/README.md
@@ -1,6 +1,6 @@
-# Criterion benchmarks
+# Divan benchmarks
 
-These are benchmarks using [Criterion](https://github.com/bheisler/criterion.rs), a microbenchmarking tool for Rust.
+These are benchmarks using [Divan](https://github.com/nvzqz/divan), a microbenchmarking tool for Rust.
 
 Run all benchmarks with `cargo bench`
 
diff --git a/benches/benchmarks.rs b/benches/benchmarks.rs
index e4591290f5..91bbe37bfe 100644
--- a/benches/benchmarks.rs
+++ b/benches/benchmarks.rs
@@ -1,4 +1,3 @@
-use criterion::{criterion_group, criterion_main, BatchSize, Criterion};
 use nu_cli::eval_source;
 use nu_parser::parse;
 use nu_plugin::{Encoder, EncodingType, PluginCallResponse, PluginOutput};
@@ -8,6 +7,11 @@ use nu_protocol::{
 use nu_utils::{get_default_config, get_default_env};
 use std::path::{Path, PathBuf};
 
+fn main() {
+    // Run registered benchmarks.
+    divan::main();
+}
+
 fn load_bench_commands() -> EngineState {
     nu_command::add_shell_command_context(nu_cmd_lang::create_default_context())
 }
@@ -31,41 +35,7 @@ fn get_home_path(engine_state: &EngineState) -> PathBuf {
         .unwrap_or_default()
 }
 
-// FIXME: All benchmarks live in this 1 file to speed up build times when benchmarking.
-// When the *_benchmarks functions were in different files, `cargo bench` would build
-// an executable for every single one - incredibly slowly. Would be nice to figure out
-// a way to split things up again.
-
-fn parser_benchmarks(c: &mut Criterion) {
-    let mut engine_state = load_bench_commands();
-    let home_path = get_home_path(&engine_state);
-
-    // parsing config.nu breaks without PWD set, so set a valid path
-    engine_state.add_env_var(
-        "PWD".into(),
-        Value::string(home_path.to_string_lossy(), Span::test_data()),
-    );
-
-    let default_env = get_default_env().as_bytes();
-    c.bench_function("parse_default_env_file", |b| {
-        b.iter_batched(
-            || nu_protocol::engine::StateWorkingSet::new(&engine_state),
-            |mut working_set| parse(&mut working_set, None, default_env, false),
-            BatchSize::SmallInput,
-        )
-    });
-
-    let default_config = get_default_config().as_bytes();
-    c.bench_function("parse_default_config_file", |b| {
-        b.iter_batched(
-            || nu_protocol::engine::StateWorkingSet::new(&engine_state),
-            |mut working_set| parse(&mut working_set, None, default_config, false),
-            BatchSize::SmallInput,
-        )
-    });
-}
-
-fn eval_benchmarks(c: &mut Criterion) {
+fn setup_engine() -> EngineState {
     let mut engine_state = load_bench_commands();
     let home_path = get_home_path(&engine_state);
 
@@ -79,33 +49,78 @@ fn eval_benchmarks(c: &mut Criterion) {
         .expect("Failed to create nushell constant.");
     engine_state.set_variable_const_val(NU_VARIABLE_ID, nu_const);
 
-    c.bench_function("eval default_env.nu", |b| {
-        b.iter(|| {
-            let mut stack = nu_protocol::engine::Stack::new();
-            eval_source(
-                &mut engine_state,
-                &mut stack,
-                get_default_env().as_bytes(),
-                "default_env.nu",
-                PipelineData::empty(),
-                false,
-            )
-        })
-    });
+    engine_state
+}
 
-    c.bench_function("eval default_config.nu", |b| {
-        b.iter(|| {
-            let mut stack = nu_protocol::engine::Stack::new();
-            eval_source(
-                &mut engine_state,
-                &mut stack,
-                get_default_config().as_bytes(),
-                "default_config.nu",
-                PipelineData::empty(),
-                false,
-            )
-        })
-    });
+// FIXME: All benchmarks live in this 1 file to speed up build times when benchmarking.
+// When the *_benchmarks functions were in different files, `cargo bench` would build
+// an executable for every single one - incredibly slowly. Would be nice to figure out
+// a way to split things up again.
+
+#[divan::bench_group()]
+mod parser_benchmarks {
+    use super::*;
+
+    #[divan::bench()]
+    fn parse_default_config_file(bencher: divan::Bencher) {
+        let engine_state = setup_engine();
+        let default_env = get_default_config().as_bytes();
+
+        bencher
+            .with_inputs(|| nu_protocol::engine::StateWorkingSet::new(&engine_state))
+            .bench_refs(|mut working_set| parse(&mut working_set, None, default_env, false))
+    }
+
+    #[divan::bench()]
+    fn parse_default_env_file(bencher: divan::Bencher) {
+        let engine_state = setup_engine();
+        let default_env = get_default_env().as_bytes();
+
+        bencher
+            .with_inputs(|| nu_protocol::engine::StateWorkingSet::new(&engine_state))
+            .bench_refs(|mut working_set| parse(&mut working_set, None, default_env, false))
+    }
+}
+
+#[divan::bench_group()]
+mod eval_benchmarks {
+    use super::*;
+
+    #[divan::bench()]
+    fn eval_default_env(bencher: divan::Bencher) {
+        let default_env = get_default_env().as_bytes();
+        let fname = "default_env.nu";
+        bencher
+            .with_inputs(|| (setup_engine(), nu_protocol::engine::Stack::new()))
+            .bench_values(|(mut engine_state, mut stack)| {
+                eval_source(
+                    &mut engine_state,
+                    &mut stack,
+                    default_env,
+                    fname,
+                    PipelineData::empty(),
+                    false,
+                )
+            })
+    }
+
+    #[divan::bench()]
+    fn eval_default_config(bencher: divan::Bencher) {
+        let default_env = get_default_config().as_bytes();
+        let fname = "default_config.nu";
+        bencher
+            .with_inputs(|| (setup_engine(), nu_protocol::engine::Stack::new()))
+            .bench_values(|(mut engine_state, mut stack)| {
+                eval_source(
+                    &mut engine_state,
+                    &mut stack,
+                    default_env,
+                    fname,
+                    PipelineData::empty(),
+                    false,
+                )
+            })
+    }
 }
 
 // generate a new table data with `row_cnt` rows, `col_cnt` columns.
@@ -119,54 +134,76 @@ fn encoding_test_data(row_cnt: usize, col_cnt: usize) -> Value {
     Value::list(vec![record; row_cnt], Span::test_data())
 }
 
-fn encoding_benchmarks(c: &mut Criterion) {
-    let mut group = c.benchmark_group("Encoding");
-    let test_cnt_pairs = [(100, 5), (10000, 15)];
-    for (row_cnt, col_cnt) in test_cnt_pairs.into_iter() {
-        for fmt in ["json", "msgpack"] {
-            group.bench_function(&format!("{fmt} encode {row_cnt} * {col_cnt}"), |b| {
-                let mut res = vec![];
-                let test_data = PluginOutput::CallResponse(
-                    0,
-                    PluginCallResponse::value(encoding_test_data(row_cnt, col_cnt)),
-                );
-                let encoder = EncodingType::try_from_bytes(fmt.as_bytes()).unwrap();
-                b.iter(|| encoder.encode(&test_data, &mut res))
-            });
-        }
+#[divan::bench_group()]
+mod encoding_benchmarks {
+    use super::*;
+
+    #[divan::bench(args = [(100, 5), (10000, 15)])]
+    fn json_encode(bencher: divan::Bencher, (row_cnt, col_cnt): (usize, usize)) {
+        let test_data = PluginOutput::CallResponse(
+            0,
+            PluginCallResponse::value(encoding_test_data(row_cnt, col_cnt)),
+        );
+        let encoder = EncodingType::try_from_bytes(b"json").unwrap();
+        bencher
+            .with_inputs(|| (vec![]))
+            .bench_values(|mut res| encoder.encode(&test_data, &mut res))
+    }
+
+    #[divan::bench(args = [(100, 5), (10000, 15)])]
+    fn msgpack_encode(bencher: divan::Bencher, (row_cnt, col_cnt): (usize, usize)) {
+        let test_data = PluginOutput::CallResponse(
+            0,
+            PluginCallResponse::value(encoding_test_data(row_cnt, col_cnt)),
+        );
+        let encoder = EncodingType::try_from_bytes(b"msgpack").unwrap();
+        bencher
+            .with_inputs(|| (vec![]))
+            .bench_values(|mut res| encoder.encode(&test_data, &mut res))
     }
-    group.finish();
 }
 
-fn decoding_benchmarks(c: &mut Criterion) {
-    let mut group = c.benchmark_group("Decoding");
-    let test_cnt_pairs = [(100, 5), (10000, 15)];
-    for (row_cnt, col_cnt) in test_cnt_pairs.into_iter() {
-        for fmt in ["json", "msgpack"] {
-            group.bench_function(&format!("{fmt} decode for {row_cnt} * {col_cnt}"), |b| {
-                let mut res = vec![];
-                let test_data = PluginOutput::CallResponse(
-                    0,
-                    PluginCallResponse::value(encoding_test_data(row_cnt, col_cnt)),
-                );
-                let encoder = EncodingType::try_from_bytes(fmt.as_bytes()).unwrap();
-                encoder.encode(&test_data, &mut res).unwrap();
-                let mut binary_data = std::io::Cursor::new(res);
-                b.iter(|| -> Result<Option<PluginOutput>, _> {
-                    binary_data.set_position(0);
-                    encoder.decode(&mut binary_data)
-                })
-            });
-        }
-    }
-    group.finish();
-}
+#[divan::bench_group()]
+mod decoding_benchmarks {
+    use super::*;
 
-criterion_group!(
-    benches,
-    parser_benchmarks,
-    eval_benchmarks,
-    encoding_benchmarks,
-    decoding_benchmarks
-);
-criterion_main!(benches);
+    #[divan::bench(args = [(100, 5), (10000, 15)])]
+    fn json_decode(bencher: divan::Bencher, (row_cnt, col_cnt): (usize, usize)) {
+        let test_data = PluginOutput::CallResponse(
+            0,
+            PluginCallResponse::value(encoding_test_data(row_cnt, col_cnt)),
+        );
+        let encoder = EncodingType::try_from_bytes(b"json").unwrap();
+        let mut res = vec![];
+        encoder.encode(&test_data, &mut res).unwrap();
+        bencher
+            .with_inputs(|| {
+                let mut binary_data = std::io::Cursor::new(res.clone());
+                binary_data.set_position(0);
+                binary_data
+            })
+            .bench_values(|mut binary_data| -> Result<Option<PluginOutput>, _> {
+                encoder.decode(&mut binary_data)
+            })
+    }
+
+    #[divan::bench(args = [(100, 5), (10000, 15)])]
+    fn msgpack_decode(bencher: divan::Bencher, (row_cnt, col_cnt): (usize, usize)) {
+        let test_data = PluginOutput::CallResponse(
+            0,
+            PluginCallResponse::value(encoding_test_data(row_cnt, col_cnt)),
+        );
+        let encoder = EncodingType::try_from_bytes(b"msgpack").unwrap();
+        let mut res = vec![];
+        encoder.encode(&test_data, &mut res).unwrap();
+        bencher
+            .with_inputs(|| {
+                let mut binary_data = std::io::Cursor::new(res.clone());
+                binary_data.set_position(0);
+                binary_data
+            })
+            .bench_values(|mut binary_data| -> Result<Option<PluginOutput>, _> {
+                encoder.decode(&mut binary_data)
+            })
+    }
+}