Update Model Info (#7853)

codex-rs/core/src/truncate.rs

@@ -4,6 +4,8 @@
 
 use crate::config::Config;
 use codex_protocol::models::FunctionCallOutputContentItem;
+use codex_protocol::openai_models::TruncationMode;
+use codex_protocol::openai_models::TruncationPolicyConfig;
 
 const APPROX_BYTES_PER_TOKEN: usize = 4;
 
@@ -13,6 +15,15 @@ pub enum TruncationPolicy {
     Tokens(usize),
 }
 
+impl From<TruncationPolicyConfig> for TruncationPolicy {
+    fn from(config: TruncationPolicyConfig) -> Self {
+        match config.mode {
+            TruncationMode::Bytes => Self::Bytes(config.limit as usize),
+            TruncationMode::Tokens => Self::Tokens(config.limit as usize),
+        }
+    }
+}
+
 impl TruncationPolicy {
     /// Scale the underlying budget by `multiplier`, rounding up to avoid under-budgeting.
     pub fn mul(self, multiplier: f64) -> Self {