🔧 fix: Mistral type strictness for usage & update token values/windows (#6562)

* 🔧 fix: Resolve Mistral type strictness for OpenAI usage field

* chore: Enable usage tracking for Mistral endpoint in OpenAI configuration

* chore: Add new token values and context windows for latest premier Mistral models

Author: danny-avila

api/models/tx.js

@@ -122,6 +122,12 @@ const tokenValues = Object.assign(
     'grok-2-latest': { prompt: 2.0, completion: 10.0 },
     'grok-2': { prompt: 2.0, completion: 10.0 },
     'grok-beta': { prompt: 5.0, completion: 15.0 },
+    'mistral-large': { prompt: 2.0, completion: 6.0 },
+    'pixtral-large': { prompt: 2.0, completion: 6.0 },
+    'mistral-saba': { prompt: 0.2, completion: 0.6 },
+    codestral: { prompt: 0.3, completion: 0.9 },
+    'ministral-8b': { prompt: 0.1, completion: 0.1 },
+    'ministral-3b': { prompt: 0.04, completion: 0.04 },
   },
   bedrockValues,
 );

api/server/controllers/agents/run.js

@@ -43,6 +43,12 @@ async function createRun({
     agent.model_parameters,
   );
 
+  /** Resolves Mistral type strictness due to new OpenAI usage field */
+  if (agent.endpoint?.toLowerCase().includes(KnownEndpoints.mistral)) {
+    llmConfig.streamUsage = false;
+    llmConfig.usage = true;
+  }
+
   /** @type {'reasoning_content' | 'reasoning'} */
   let reasoningKey;
   if (

api/utils/tokens.js

@@ -34,8 +34,14 @@ const mistralModels = {
   'mistral-7b': 31990, // -10 from max
   'mistral-small': 31990, // -10 from max
   'mixtral-8x7b': 31990, // -10 from max
+  'mistral-large': 131000,
   'mistral-large-2402': 127500,
   'mistral-large-2407': 127500,
+  'pixtral-large': 131000,
+  'mistral-saba': 32000,
+  codestral: 256000,
+  'ministral-8b': 131000,
+  'ministral-3b': 131000,
 };
 
 const cohereModels = {