diff --git a/Cargo.lock b/Cargo.lock
index d10efd15..e8a28bf9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2109,6 +2109,7 @@ dependencies = [
  "futures",
  "grpc-metadata",
  "prost",
+ "prost-build",
  "thiserror",
  "tokio",
  "tonic",
diff --git a/README.md b/README.md
index 79651401..938f602a 100644
--- a/README.md
+++ b/README.md
@@ -46,6 +46,7 @@ to power LLMs api-inference widgets.
 - Logits warpers (temperature scaling, topk, repetition penalty ...)
 - Stop sequences
 - Log probabilities
+- Distributed tracing with Open Telemetry
 
 ## Officially supported models
 
diff --git a/launcher/src/main.rs b/launcher/src/main.rs
index 5d7874ca..3c8d9fcc 100644
--- a/launcher/src/main.rs
+++ b/launcher/src/main.rs
@@ -44,6 +44,8 @@ struct Args {
     master_port: usize,
     #[clap(long, env)]
     json_output: bool,
+    #[clap(long, env)]
+    otlp_endpoint: Option<String>,
 }
 
 fn main() -> ExitCode {
@@ -62,6 +64,7 @@ fn main() -> ExitCode {
         master_addr,
         master_port,
         json_output,
+        otlp_endpoint,
     } = Args::parse();
 
     if json_output {
@@ -99,6 +102,7 @@ fn main() -> ExitCode {
         let status_sender = status_sender.clone();
         let shutdown = shutdown.clone();
         let shutdown_sender = shutdown_sender.clone();
+        let otlp_endpoint = otlp_endpoint.clone();
         thread::spawn(move || {
             shard_manager(
                 model_id,
@@ -109,6 +113,7 @@ fn main() -> ExitCode {
                 num_shard,
                 master_addr,
                 master_port,
+                otlp_endpoint,
                 status_sender,
                 shutdown,
                 shutdown_sender,
@@ -174,6 +179,12 @@ fn main() -> ExitCode {
         argv.push("--json-output".to_string());
     }
 
+    // OpenTelemetry
+    if let Some(otlp_endpoint) = otlp_endpoint {
+        argv.push("--otlp-endpoint".to_string());
+        argv.push(otlp_endpoint);
+    }
+
     let mut webserver = match Popen::create(
         &argv,
         PopenConfig {
@@ -264,6 +275,7 @@ fn shard_manager(
     world_size: usize,
     master_addr: String,
     master_port: usize,
+    otlp_endpoint: Option<String>,
     status_sender: mpsc::Sender<ShardStatus>,
     shutdown: Arc<Mutex<bool>>,
     _shutdown_sender: mpsc::Sender<()>,
@@ -286,6 +298,7 @@ fn shard_manager(
         "--json-output".to_string(),
     ];
 
+    // Activate tensor parallelism
     if world_size > 1 {
         shard_argv.push("--sharded".to_string());
     }
@@ -294,11 +307,18 @@ fn shard_manager(
         shard_argv.push("--quantize".to_string())
     }
 
+    // Model optional revision
     if let Some(revision) = revision {
         shard_argv.push("--revision".to_string());
         shard_argv.push(revision)
     }
 
+    // OpenTelemetry
+    if let Some(otlp_endpoint) = otlp_endpoint {
+        shard_argv.push("--otlp-endpoint".to_string());
+        shard_argv.push(otlp_endpoint);
+    }
+
     let mut env = vec![
         ("RANK".into(), rank.to_string().into()),
         ("WORLD_SIZE".into(), world_size.to_string().into()),
diff --git a/router/client/Cargo.toml b/router/client/Cargo.toml
index b9a1e52b..7c7ed48e 100644
--- a/router/client/Cargo.toml
+++ b/router/client/Cargo.toml
@@ -15,4 +15,5 @@ tracing = "^0.1"
 tracing-error = "^0.2"
 
 [build-dependencies]
-tonic-build = "^0.8"
+tonic-build = "0.8.4"
+prost-build = "0.11.6"
diff --git a/router/client/build.rs b/router/client/build.rs
index a717e1ed..497be545 100644
--- a/router/client/build.rs
+++ b/router/client/build.rs
@@ -3,12 +3,16 @@ use std::fs;
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     println!("cargo:rerun-if-changed=../../proto/generate.proto");
     fs::create_dir("src/pb").unwrap_or(());
+
+    let mut config = prost_build::Config::new();
+    config.protoc_arg("--experimental_allow_proto3_optional");
+
     tonic_build::configure()
         .build_client(true)
         .build_server(false)
         .out_dir("src/pb")
         .include_file("mod.rs")
-        .compile(&["../../proto/generate.proto"], &["../../proto"])
+        .compile_with_config(config, &["../../proto/generate.proto"], &["../../proto"])
         .unwrap_or_else(|e| panic!("protobuf compilation failed: {e}"));
 
     Ok(())
diff --git a/router/client/src/lib.rs b/router/client/src/lib.rs
index 2767c605..21fbc1e1 100644
--- a/router/client/src/lib.rs
+++ b/router/client/src/lib.rs
@@ -17,21 +17,25 @@ use tonic::Status;
 
 #[derive(Error, Debug, Clone)]
 pub enum ClientError {
-    #[error("Could not connect to Text Generation server: {0:?}")]
+    #[error("Could not connect to Text Generation server: {0}")]
     Connection(String),
-    #[error("Server error: {0:?}")]
+    #[error("Server error: {0}")]
     Generation(String),
 }
 
 impl From<Status> for ClientError {
     fn from(err: Status) -> Self {
-        Self::Generation(err.message().to_string())
+        let err = Self::Generation(err.message().to_string());
+        tracing::error!("{err}");
+        err
     }
 }
 
 impl From<transport::Error> for ClientError {
     fn from(err: transport::Error) -> Self {
-        Self::Connection(err.to_string())
+        let err = Self::Connection(err.to_string());
+        tracing::error!("{err}");
+        err
     }
 }
 
diff --git a/router/src/infer.rs b/router/src/infer.rs
index bb4aa01e..f2716e40 100644
--- a/router/src/infer.rs
+++ b/router/src/infer.rs
@@ -3,7 +3,6 @@ use crate::validation::{Validation, ValidationError};
 use crate::GenerateRequest;
 use crate::{Entry, Queue, Token};
 use nohash_hasher::IntMap;
-use opentelemetry::trace::TraceContextExt;
 use std::future::Future;
 use std::sync::Arc;
 use text_generation_client::{
@@ -14,8 +13,7 @@ use tokio::sync::{mpsc, Notify, Semaphore, TryAcquireError};
 use tokio::time::Instant;
 use tokio_stream::wrappers::UnboundedReceiverStream;
 use tokio_stream::StreamExt;
-use tracing::{info_span, instrument, Instrument};
-use tracing_opentelemetry::OpenTelemetrySpanExt;
+use tracing::{info_span, instrument, Instrument, Span};
 
 /// Inference struct
 #[derive(Clone)]
@@ -78,7 +76,14 @@ impl Infer {
     ) -> Result<UnboundedReceiverStream<Result<InferStreamResponse, InferError>>, InferError> {
         // Limit concurrent requests by acquiring a permit from the semaphore
         // This permit will live as long as Entry
-        let permit = self.clone().limit_concurrent_requests.try_acquire_owned()?;
+        let permit = self
+            .clone()
+            .limit_concurrent_requests
+            .try_acquire_owned()
+            .map_err(|err| {
+                tracing::error!("{err}");
+                err
+            })?;
 
         // Validate request
         let valid_request = self.validation.validate(request).await?;
@@ -90,9 +95,9 @@ impl Infer {
         self.queue.append(Entry {
             request: valid_request,
             response_tx,
-            parent_span: info_span!("entry"),
+            span: Span::current(),
             batch_span: None,
-            time: Instant::now(),
+            queue_time: Instant::now(),
             batch_time: None,
             _permit: permit,
         });
@@ -166,7 +171,9 @@ impl Infer {
                 start,
             })
         } else {
-            Err(InferError::IncompleteGeneration)
+            let err = InferError::IncompleteGeneration;
+            tracing::error!("{err}");
+            Err(err)
         }
     }
 }
@@ -235,13 +242,13 @@ async fn batching_task(
                         }
                     }
                 }
-                let next_batch_span = info_span!("batch");
+                // Create span for this batch to add context to inference calls
+                let next_batch_span = info_span!(parent: None, "batch");
                 entries.iter_mut().for_each(|(_, entry)| {
-                    // Create a new span for this entry/batch tuple
-                    let entry_batch_span = info_span!(parent: &entry.parent_span, "infer");
-                    // Add link to  span
-                    entry_batch_span
-                        .add_link(next_batch_span.context().span().span_context().clone());
+                    // Create a new span to link the batch back to this entry
+                    let entry_batch_span = info_span!(parent: &entry.span, "infer");
+                    // Add relationship
+                    entry_batch_span.follows_from(&next_batch_span);
                     // Update entry
                     entry.batch_span = Some(entry_batch_span);
                 });
@@ -268,7 +275,7 @@ async fn wrap_future(
         }
         // If we have an error, we discard the whole batch
         Err(err) => {
-            send_error(err, entries);
+            send_errors(err, entries);
             None
         }
     }
@@ -276,12 +283,17 @@ async fn wrap_future(
 
 /// Send errors to Infer for all `entries`
 #[instrument]
-fn send_error(error: ClientError, entries: &mut IntMap<u64, Entry>) {
+fn send_errors(error: ClientError, entries: &mut IntMap<u64, Entry>) {
     entries.drain().for_each(|(_, entry)| {
+        // Create and enter a span to link this function back to the entry
+        let _send_error_span = info_span!(parent: entry.batch_span.as_ref().expect("batch_span is None. This is a bug."), "send_error").entered();
+        let err = InferError::GenerationError(error.to_string());
+        tracing::error!("{err}");
+
         // unwrap_or is valid here as we don't care if the receiver is gone.
         entry
             .response_tx
-            .send(Err(InferError::GenerationError(error.to_string())))
+            .send(Err(err))
             .unwrap_or(());
     });
 }
@@ -296,6 +308,7 @@ fn send_generations(generations: Vec<Generation>, entries: &mut IntMap<u64, Entr
             .get(&generation.request_id)
             .expect("ID not found in entries. This is a bug.");
 
+        // Create and enter a span to link this function back to the entry
         let _generation_span = info_span!(parent: entry.batch_span.as_ref().expect("batch_span is None. This is a bug."), "send_generation").entered();
 
         if let Some(prefill_tokens) = generation.prefill_tokens {
@@ -328,7 +341,7 @@ fn send_generations(generations: Vec<Generation>, entries: &mut IntMap<u64, Entr
                 .send(Ok(InferStreamResponse::End {
                     token,
                     generated_text,
-                    queued: entry.time,
+                    queued: entry.queue_time,
                     start: entry.batch_time.unwrap(),
                 }))
                 .unwrap_or(());
diff --git a/router/src/queue.rs b/router/src/queue.rs
index f8f1323c..88a049e6 100644
--- a/router/src/queue.rs
+++ b/router/src/queue.rs
@@ -2,14 +2,12 @@ use crate::infer::InferError;
 use crate::infer::InferStreamResponse;
 use crate::validation::ValidGenerateRequest;
 use nohash_hasher::{BuildNoHashHasher, IntMap};
-use opentelemetry::trace::TraceContextExt;
 use std::cmp::min;
 use text_generation_client::{Batch, Request};
 use tokio::sync::mpsc::{UnboundedReceiver, UnboundedSender};
 use tokio::sync::{mpsc, oneshot, OwnedSemaphorePermit};
 use tokio::time::Instant;
-use tracing::{info_span, Span};
-use tracing_opentelemetry::OpenTelemetrySpanExt;
+use tracing::{info_span, instrument, Span};
 
 /// Queue entry
 #[derive(Debug)]
@@ -18,12 +16,13 @@ pub(crate) struct Entry {
     pub request: ValidGenerateRequest,
     /// Response sender to communicate between the Infer struct and the batching_task
     pub response_tx: UnboundedSender<Result<InferStreamResponse, InferError>>,
-    /// Request Span
-    pub parent_span: Span,
-    /// Batch Span
+    /// Span that will live as long as entry
+    pub span: Span,
+    /// Span for every inference batch
+    /// This span will only live as long as one prefill/decode
     pub batch_span: Option<Span>,
-    /// Instant when this entry was created
-    pub time: Instant,
+    /// Instant when this entry was queued
+    pub queue_time: Instant,
     /// Instant when this entry was added to a batch
     pub batch_time: Option<Instant>,
     /// Permit
@@ -49,6 +48,7 @@ impl Queue {
     }
 
     /// Append an entry to the queue
+    #[instrument(skip(self))]
     pub(crate) fn append(&self, entry: Entry) {
         // Send append command to the background task managing the state
         // Unwrap is safe here
@@ -58,6 +58,7 @@ impl Queue {
     }
 
     // Get the next batch
+    #[instrument(skip(self))]
     pub(crate) async fn next_batch(
         &self,
         min_size: Option<usize>,
@@ -142,7 +143,10 @@ impl State {
             }
         }
 
-        let next_batch_span = info_span!("batch");
+        // Create span for this batch to add context to inference calls
+        let next_batch_span = info_span!(parent: None, "batch");
+        next_batch_span.follows_from(&Span::current());
+
         let next_batch_size = min(self.entries.len(), max_size);
 
         let mut batch_requests = Vec::with_capacity(next_batch_size);
@@ -153,10 +157,10 @@ impl State {
         self.entries
             .drain(..next_batch_size)
             .for_each(|(id, mut entry)| {
-                // Create a new span for this entry/batch tuple
-                let entry_batch_span = info_span!(parent: &entry.parent_span, "infer");
-                // Add link to  span
-                entry_batch_span.add_link(next_batch_span.context().span().span_context().clone());
+                // Create a new span to link the batch back to this entry
+                let entry_batch_span = info_span!(parent: &entry.span, "infer");
+                // Add relationship
+                entry_batch_span.follows_from(&next_batch_span);
                 // Update entry
                 entry.batch_span = Some(entry_batch_span);
 
@@ -229,9 +233,9 @@ mod tests {
                 },
             },
             response_tx,
-            parent_span: info_span!("entry"),
+            span: info_span!("entry"),
             batch_span: None,
-            time: Instant::now(),
+            queue_time: Instant::now(),
             batch_time: None,
             _permit: permit,
         }
diff --git a/router/src/server.rs b/router/src/server.rs
index bcfddd9c..09be5f22 100644
--- a/router/src/server.rs
+++ b/router/src/server.rs
@@ -88,10 +88,7 @@ async fn generate(
 
     // Inference
     let details = req.0.parameters.details;
-    let response = infer.generate(req.0).await.map_err(|err| {
-        tracing::error!("{}", err.to_string());
-        err
-    })?;
+    let response = infer.generate(req.0).await?;
 
     // Token details
     let details = match details {
@@ -265,19 +262,17 @@ async fn generate_stream(
                                 }
                             }
                         }
-                        // Trace and yield error
+                        // yield error
                         Err(err) => {
                             error = true;
-                            tracing::error!("{}", err.to_string());
                             yield Ok(Event::from(err))
                         }
                     }
                 }
             },
-            // Trace and yield error
+            // yield error
             Err(err) => {
                 error = true;
-                tracing::error!("{}", err.to_string());
                 yield Ok(Event::from(err))
             }
         }
@@ -285,7 +280,7 @@ async fn generate_stream(
         // Skip if we already sent an error
         if !end_reached && !error {
             let err = InferError::IncompleteGeneration;
-            tracing::error!("{}", err.to_string());
+            tracing::error!("{err}");
             yield Ok(Event::from(err))
         }
     };
diff --git a/router/src/validation.rs b/router/src/validation.rs
index 42eb9b12..b3e05fc0 100644
--- a/router/src/validation.rs
+++ b/router/src/validation.rs
@@ -105,7 +105,12 @@ fn validation_worker(
     while let Some((request, response_tx, parent_span)) = receiver.blocking_recv() {
         parent_span.in_scope(|| {
             response_tx
-                .send(validate(request, &tokenizer, max_input_length, &mut rng))
+                .send(
+                    validate(request, &tokenizer, max_input_length, &mut rng).map_err(|err| {
+                        tracing::error!("{err}");
+                        err
+                    }),
+                )
                 .unwrap_or(())
         })
     }
diff --git a/server/Makefile b/server/Makefile
index 6961178b..74ce5144 100644
--- a/server/Makefile
+++ b/server/Makefile
@@ -1,6 +1,6 @@
 gen-server:
 	# Compile protos
-	pip install grpcio-tools==1.49.1 --no-cache-dir
+	pip install grpcio-tools==1.51.1 --no-cache-dir
 	mkdir text_generation/pb || true
 	python -m grpc_tools.protoc -I../proto --python_out=text_generation/pb --grpc_python_out=text_generation/pb ../proto/generate.proto
 	find text_generation/pb/ -type f -name "*.py" -print0 -exec sed -i -e 's/^\(import.*pb2\)/from . \1/g' {} \;
diff --git a/server/poetry.lock b/server/poetry.lock
index 39a67168..0e0655cb 100644
--- a/server/poetry.lock
+++ b/server/poetry.lock
@@ -225,7 +225,7 @@ dev = ["Sphinx (>=4.1.1)", "black (>=19.10b0)", "colorama (>=0.3.4)", "docutils
 
 [[package]]
 name = "numpy"
-version = "1.24.1"
+version = "1.24.2"
 description = "Fundamental package for array computing in Python"
 category = "main"
 optional = false
@@ -511,7 +511,7 @@ torch = ["torch"]
 
 [[package]]
 name = "setuptools"
-version = "67.0.0"
+version = "67.2.0"
 description = "Easily download, build, install, upgrade, and uninstall Python packages"
 category = "main"
 optional = false
@@ -622,7 +622,7 @@ bnb = ["bitsandbytes"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.9"
-content-hash = "1a1fe3fd152c3b1a48908f4e3302b92278a3180d6fe5f39c27dc2b7b34d30dbf"
+content-hash = "f3cab6881b52045770a90ec9be7415a0ee499d9e980892d544f68073700cf321"
 
 [metadata.files]
 accelerate = [
@@ -874,34 +874,34 @@ loguru = [
     {file = "loguru-0.6.0.tar.gz", hash = "sha256:066bd06758d0a513e9836fd9c6b5a75bfb3fd36841f4b996bc60b547a309d41c"},
 ]
 numpy = [
-    {file = "numpy-1.24.1-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:179a7ef0889ab769cc03573b6217f54c8bd8e16cef80aad369e1e8185f994cd7"},
-    {file = "numpy-1.24.1-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:b09804ff570b907da323b3d762e74432fb07955701b17b08ff1b5ebaa8cfe6a9"},
-    {file = "numpy-1.24.1-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:f1b739841821968798947d3afcefd386fa56da0caf97722a5de53e07c4ccedc7"},
-    {file = "numpy-1.24.1-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:0e3463e6ac25313462e04aea3fb8a0a30fb906d5d300f58b3bc2c23da6a15398"},
-    {file = "numpy-1.24.1-cp310-cp310-win32.whl", hash = "sha256:b31da69ed0c18be8b77bfce48d234e55d040793cebb25398e2a7d84199fbc7e2"},
-    {file = "numpy-1.24.1-cp310-cp310-win_amd64.whl", hash = "sha256:b07b40f5fb4fa034120a5796288f24c1fe0e0580bbfff99897ba6267af42def2"},
-    {file = "numpy-1.24.1-cp311-cp311-macosx_10_9_x86_64.whl", hash = "sha256:7094891dcf79ccc6bc2a1f30428fa5edb1e6fb955411ffff3401fb4ea93780a8"},
-    {file = "numpy-1.24.1-cp311-cp311-macosx_11_0_arm64.whl", hash = "sha256:28e418681372520c992805bb723e29d69d6b7aa411065f48216d8329d02ba032"},
-    {file = "numpy-1.24.1-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:e274f0f6c7efd0d577744f52032fdd24344f11c5ae668fe8d01aac0422611df1"},
-    {file = "numpy-1.24.1-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:0044f7d944ee882400890f9ae955220d29b33d809a038923d88e4e01d652acd9"},
-    {file = "numpy-1.24.1-cp311-cp311-win32.whl", hash = "sha256:442feb5e5bada8408e8fcd43f3360b78683ff12a4444670a7d9e9824c1817d36"},
-    {file = "numpy-1.24.1-cp311-cp311-win_amd64.whl", hash = "sha256:de92efa737875329b052982e37bd4371d52cabf469f83e7b8be9bb7752d67e51"},
-    {file = "numpy-1.24.1-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:b162ac10ca38850510caf8ea33f89edcb7b0bb0dfa5592d59909419986b72407"},
-    {file = "numpy-1.24.1-cp38-cp38-macosx_11_0_arm64.whl", hash = "sha256:26089487086f2648944f17adaa1a97ca6aee57f513ba5f1c0b7ebdabbe2b9954"},
-    {file = "numpy-1.24.1-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:caf65a396c0d1f9809596be2e444e3bd4190d86d5c1ce21f5fc4be60a3bc5b36"},
-    {file = "numpy-1.24.1-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:b0677a52f5d896e84414761531947c7a330d1adc07c3a4372262f25d84af7bf7"},
-    {file = "numpy-1.24.1-cp38-cp38-win32.whl", hash = "sha256:dae46bed2cb79a58d6496ff6d8da1e3b95ba09afeca2e277628171ca99b99db1"},
-    {file = "numpy-1.24.1-cp38-cp38-win_amd64.whl", hash = "sha256:6ec0c021cd9fe732e5bab6401adea5a409214ca5592cd92a114f7067febcba0c"},
-    {file = "numpy-1.24.1-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:28bc9750ae1f75264ee0f10561709b1462d450a4808cd97c013046073ae64ab6"},
-    {file = "numpy-1.24.1-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:84e789a085aabef2f36c0515f45e459f02f570c4b4c4c108ac1179c34d475ed7"},
-    {file = "numpy-1.24.1-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:8e669fbdcdd1e945691079c2cae335f3e3a56554e06bbd45d7609a6cf568c700"},
-    {file = "numpy-1.24.1-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:ef85cf1f693c88c1fd229ccd1055570cb41cdf4875873b7728b6301f12cd05bf"},
-    {file = "numpy-1.24.1-cp39-cp39-win32.whl", hash = "sha256:87a118968fba001b248aac90e502c0b13606721b1343cdaddbc6e552e8dfb56f"},
-    {file = "numpy-1.24.1-cp39-cp39-win_amd64.whl", hash = "sha256:ddc7ab52b322eb1e40521eb422c4e0a20716c271a306860979d450decbb51b8e"},
-    {file = "numpy-1.24.1-pp38-pypy38_pp73-macosx_10_9_x86_64.whl", hash = "sha256:ed5fb71d79e771ec930566fae9c02626b939e37271ec285e9efaf1b5d4370e7d"},
-    {file = "numpy-1.24.1-pp38-pypy38_pp73-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:ad2925567f43643f51255220424c23d204024ed428afc5aad0f86f3ffc080086"},
-    {file = "numpy-1.24.1-pp38-pypy38_pp73-win_amd64.whl", hash = "sha256:cfa1161c6ac8f92dea03d625c2d0c05e084668f4a06568b77a25a89111621566"},
-    {file = "numpy-1.24.1.tar.gz", hash = "sha256:2386da9a471cc00a1f47845e27d916d5ec5346ae9696e01a8a34760858fe9dd2"},
+    {file = "numpy-1.24.2-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:eef70b4fc1e872ebddc38cddacc87c19a3709c0e3e5d20bf3954c147b1dd941d"},
+    {file = "numpy-1.24.2-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:e8d2859428712785e8a8b7d2b3ef0a1d1565892367b32f915c4a4df44d0e64f5"},
+    {file = "numpy-1.24.2-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:6524630f71631be2dabe0c541e7675db82651eb998496bbe16bc4f77f0772253"},
+    {file = "numpy-1.24.2-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:a51725a815a6188c662fb66fb32077709a9ca38053f0274640293a14fdd22978"},
+    {file = "numpy-1.24.2-cp310-cp310-win32.whl", hash = "sha256:2620e8592136e073bd12ee4536149380695fbe9ebeae845b81237f986479ffc9"},
+    {file = "numpy-1.24.2-cp310-cp310-win_amd64.whl", hash = "sha256:97cf27e51fa078078c649a51d7ade3c92d9e709ba2bfb97493007103c741f1d0"},
+    {file = "numpy-1.24.2-cp311-cp311-macosx_10_9_x86_64.whl", hash = "sha256:7de8fdde0003f4294655aa5d5f0a89c26b9f22c0a58790c38fae1ed392d44a5a"},
+    {file = "numpy-1.24.2-cp311-cp311-macosx_11_0_arm64.whl", hash = "sha256:4173bde9fa2a005c2c6e2ea8ac1618e2ed2c1c6ec8a7657237854d42094123a0"},
+    {file = "numpy-1.24.2-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:4cecaed30dc14123020f77b03601559fff3e6cd0c048f8b5289f4eeabb0eb281"},
+    {file = "numpy-1.24.2-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:9a23f8440561a633204a67fb44617ce2a299beecf3295f0d13c495518908e910"},
+    {file = "numpy-1.24.2-cp311-cp311-win32.whl", hash = "sha256:e428c4fbfa085f947b536706a2fc349245d7baa8334f0c5723c56a10595f9b95"},
+    {file = "numpy-1.24.2-cp311-cp311-win_amd64.whl", hash = "sha256:557d42778a6869c2162deb40ad82612645e21d79e11c1dc62c6e82a2220ffb04"},
+    {file = "numpy-1.24.2-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:d0a2db9d20117bf523dde15858398e7c0858aadca7c0f088ac0d6edd360e9ad2"},
+    {file = "numpy-1.24.2-cp38-cp38-macosx_11_0_arm64.whl", hash = "sha256:c72a6b2f4af1adfe193f7beb91ddf708ff867a3f977ef2ec53c0ffb8283ab9f5"},
+    {file = "numpy-1.24.2-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:c29e6bd0ec49a44d7690ecb623a8eac5ab8a923bce0bea6293953992edf3a76a"},
+    {file = "numpy-1.24.2-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:2eabd64ddb96a1239791da78fa5f4e1693ae2dadc82a76bc76a14cbb2b966e96"},
+    {file = "numpy-1.24.2-cp38-cp38-win32.whl", hash = "sha256:e3ab5d32784e843fc0dd3ab6dcafc67ef806e6b6828dc6af2f689be0eb4d781d"},
+    {file = "numpy-1.24.2-cp38-cp38-win_amd64.whl", hash = "sha256:76807b4063f0002c8532cfeac47a3068a69561e9c8715efdad3c642eb27c0756"},
+    {file = "numpy-1.24.2-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:4199e7cfc307a778f72d293372736223e39ec9ac096ff0a2e64853b866a8e18a"},
+    {file = "numpy-1.24.2-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:adbdce121896fd3a17a77ab0b0b5eedf05a9834a18699db6829a64e1dfccca7f"},
+    {file = "numpy-1.24.2-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:889b2cc88b837d86eda1b17008ebeb679d82875022200c6e8e4ce6cf549b7acb"},
+    {file = "numpy-1.24.2-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:f64bb98ac59b3ea3bf74b02f13836eb2e24e48e0ab0145bbda646295769bd780"},
+    {file = "numpy-1.24.2-cp39-cp39-win32.whl", hash = "sha256:63e45511ee4d9d976637d11e6c9864eae50e12dc9598f531c035265991910468"},
+    {file = "numpy-1.24.2-cp39-cp39-win_amd64.whl", hash = "sha256:a77d3e1163a7770164404607b7ba3967fb49b24782a6ef85d9b5f54126cc39e5"},
+    {file = "numpy-1.24.2-pp38-pypy38_pp73-macosx_10_9_x86_64.whl", hash = "sha256:92011118955724465fb6853def593cf397b4a1367495e0b59a7e69d40c4eb71d"},
+    {file = "numpy-1.24.2-pp38-pypy38_pp73-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:f9006288bcf4895917d02583cf3411f98631275bc67cce355a7f39f8c14338fa"},
+    {file = "numpy-1.24.2-pp38-pypy38_pp73-win_amd64.whl", hash = "sha256:150947adbdfeceec4e5926d956a06865c1c690f2fd902efede4ca6fe2e657c3f"},
+    {file = "numpy-1.24.2.tar.gz", hash = "sha256:003a9f530e880cb2cd177cba1af7220b9aa42def9c4afc2a2fc3ee6be7eb2b22"},
 ]
 nvidia-cublas-cu11 = [
     {file = "nvidia_cublas_cu11-11.10.3.66-py3-none-manylinux1_x86_64.whl", hash = "sha256:d32e4d75f94ddfb93ea0a5dda08389bcc65d8916a25cb9f37ac89edaeed3bded"},
@@ -1089,8 +1089,8 @@ safetensors = [
     {file = "safetensors-0.2.8.tar.gz", hash = "sha256:2720b20a6a38c799dca79bd76caeeac2f7df585a9d4f7d59fa7e28eff9ccb27f"},
 ]
 setuptools = [
-    {file = "setuptools-67.0.0-py3-none-any.whl", hash = "sha256:9d790961ba6219e9ff7d9557622d2fe136816a264dd01d5997cfc057d804853d"},
-    {file = "setuptools-67.0.0.tar.gz", hash = "sha256:883131c5b6efa70b9101c7ef30b2b7b780a4283d5fc1616383cdf22c83cbefe6"},
+    {file = "setuptools-67.2.0-py3-none-any.whl", hash = "sha256:16ccf598aab3b506593c17378473978908a2734d7336755a8769b480906bec1c"},
+    {file = "setuptools-67.2.0.tar.gz", hash = "sha256:b440ee5f7e607bb8c9de15259dba2583dd41a38879a7abc1d43a71c59524da48"},
 ]
 tomli = [
     {file = "tomli-2.0.1-py3-none-any.whl", hash = "sha256:939de3e7a6161af0c887ef91b7d41a53e7c5a1ca976325f429cb46ea9bc30ecc"},
diff --git a/server/pyproject.toml b/server/pyproject.toml
index 5c8c20ac..d3a8c112 100644
--- a/server/pyproject.toml
+++ b/server/pyproject.toml
@@ -27,7 +27,7 @@ opentelemetry-instrumentation-grpc = "^0.36b0"
 bnb = ["bitsandbytes"]
 
 [tool.poetry.group.dev.dependencies]
-grpcio-tools = "^1.49.1"
+grpcio-tools = "^1.51.1"
 pytest = "^7.2.0"
 
 [build-system]
diff --git a/server/text_generation/tracing.py b/server/text_generation/tracing.py
index fc90a8ae..bf03c379 100644
--- a/server/text_generation/tracing.py
+++ b/server/text_generation/tracing.py
@@ -10,10 +10,7 @@ from opentelemetry.sdk.resources import Resource
 from opentelemetry.sdk.trace import TracerProvider
 from opentelemetry.sdk.trace.export import (
     BatchSpanProcessor,
-    ConsoleSpanExporter,
-    SimpleSpanProcessor,
 )
-from typing import Optional
 
 
 class UDSOpenTelemetryAioServerInterceptor(OpenTelemetryAioServerInterceptor):