Workers AI Error

const ai = new Ai(env.AI);
const output =  ai.run('@cf/meta/llama-2-7b-chat-int8', {
  prompt: args.prompt
}).then(function (result){
  return result;
}).then(async function (result){
  await fetch('https://discord.com/api/v10/webhooks/'+env.DISCORD_APPLICATION_ID+'/'+interaction.token+'/messages/@original',{
      method:'PATCH',
      headers:{'content-type': 'application/json;charset=UTF-8',},
      body:JSON.stringify({
          content: result.response,
      })
  })
})

✘ [ERROR] Uncaught (in promise) SyntaxError: Unexpected token 'E', "ERROR 3026"... is not valid JSON

      at async InferenceSession.run
  ({PROJECT_DIR}/.wrangler/tmp/dev-5g4ZDx/server.js:6124:26)
      at async Ai.run
  ({PROJECT_DIR}/.wrangler/tmp/dev-5g4ZDx/server.js:6192:30)


✘ [ERROR] Uncaught (async) SyntaxError: Unexpected token 'E', "ERROR 3026"... is not valid JSON