Remove local context from model requests

src/utils/api.ts

@@ -438,39 +438,14 @@ export function appendSystemContext(
   systemPrompt: SystemPrompt,
   context: { [k: string]: string },
 ): string[] {
-  return [
-    ...systemPrompt,
-    Object.entries(context)
-      .map(([key, value]) => `${key}: ${value}`)
-      .join('\n'),
-  ].filter(Boolean)
+  return systemPrompt
 }
 
 export function prependUserContext(
   messages: Message[],
   context: { [k: string]: string },
 ): Message[] {
-  if (process.env.NODE_ENV === 'test') {
-    return messages
-  }
-
-  if (Object.entries(context).length === 0) {
-    return messages
-  }
-
-  return [
-    createUserMessage({
-      content: `<system-reminder>\nAs you answer the user's questions, you can use the following context:\n${Object.entries(
-        context,
-      )
-        .map(([key, value]) => `# ${key}\n${value}`)
-        .join('\n')}
-
-      IMPORTANT: this context may or may not be relevant to your tasks. You should not respond to this context unless it is highly relevant to your task.\n</system-reminder>\n`,
-      isMeta: true,
-    }),
-    ...messages,
-  ]
+  return messages
 }
 
 /**
@@ -480,86 +455,7 @@ export async function logContextMetrics(
   mcpConfigs: Record<string, ScopedMcpServerConfig>,
   toolPermissionContext: ToolPermissionContext,
 ): Promise<void> {
-  // Early return if logging is disabled
-  if (isAnalyticsDisabled()) {
-    return
-  }
-  const [{ tools: mcpTools }, tools, userContext, systemContext] =
-    await Promise.all([
-      prefetchAllMcpResources(mcpConfigs),
-      getTools(toolPermissionContext),
-      getUserContext(),
-      getSystemContext(),
-    ])
-  // Extract individual context sizes and calculate total
-  const gitStatusSize = systemContext.gitStatus?.length ?? 0
-  const claudeMdSize = userContext.claudeMd?.length ?? 0
-
-  // Calculate total context size
-  const totalContextSize = gitStatusSize + claudeMdSize
-
-  // Get file count using ripgrep (rounded to nearest power of 10 for privacy)
-  const currentDir = getCwd()
-  const ignorePatternsByRoot = getFileReadIgnorePatterns(toolPermissionContext)
-  const normalizedIgnorePatterns = normalizePatternsToPath(
-    ignorePatternsByRoot,
-    currentDir,
-  )
-  const fileCount = await countFilesRoundedRg(
-    currentDir,
-    AbortSignal.timeout(1000),
-    normalizedIgnorePatterns,
-  )
-
-  // Calculate tool metrics
-  let mcpToolsCount = 0
-  let mcpServersCount = 0
-  let mcpToolsTokens = 0
-  let nonMcpToolsCount = 0
-  let nonMcpToolsTokens = 0
-
-  const nonMcpTools = tools.filter(tool => !tool.isMcp)
-  mcpToolsCount = mcpTools.length
-  nonMcpToolsCount = nonMcpTools.length
-
-  // Extract unique server names from MCP tool names (format: mcp__servername__toolname)
-  const serverNames = new Set<string>()
-  for (const tool of mcpTools) {
-    const parts = tool.name.split('__')
-    if (parts.length >= 3 && parts[1]) {
-      serverNames.add(parts[1])
-    }
-  }
-  mcpServersCount = serverNames.size
-
-  // Estimate tool tokens locally for analytics (avoids N API calls per session)
-  // Use inputJSONSchema (plain JSON Schema) when available, otherwise convert Zod schema
-  for (const tool of mcpTools) {
-    const schema =
-      'inputJSONSchema' in tool && tool.inputJSONSchema
-        ? tool.inputJSONSchema
-        : zodToJsonSchema(tool.inputSchema)
-    mcpToolsTokens += roughTokenCountEstimation(jsonStringify(schema))
-  }
-  for (const tool of nonMcpTools) {
-    const schema =
-      'inputJSONSchema' in tool && tool.inputJSONSchema
-        ? tool.inputJSONSchema
-        : zodToJsonSchema(tool.inputSchema)
-    nonMcpToolsTokens += roughTokenCountEstimation(jsonStringify(schema))
-  }
-
-  logEvent('tengu_context_size', {
-    git_status_size: gitStatusSize,
-    claude_md_size: claudeMdSize,
-    total_context_size: totalContextSize,
-    project_file_count_rounded: fileCount,
-    mcp_tools_count: mcpToolsCount,
-    mcp_servers_count: mcpServersCount,
-    mcp_tools_tokens: mcpToolsTokens,
-    non_mcp_tools_count: nonMcpToolsCount,
-    non_mcp_tools_tokens: nonMcpToolsTokens,
-  })
+  return
 }
 
 // TODO: Generalize this to all tools