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Remove local context from model requests

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This commit is contained in:
YoVinchen
2026-04-03 14:32:31 +08:00
parent 4eb053eef5
commit 2cf6c23fdc
4 changed files with 23 additions and 338 deletions
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65
src/constants/prompts.ts
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@@ -448,9 +448,7 @@ export async function getSystemPrompt(
mcpClients?: MCPServerConnection[],
): Promise<string[]> {
if (isEnvTruthy(process.env.CLAUDE_CODE_SIMPLE)) {
return [
`You are Claude Code, Anthropic's official CLI for Claude.\n\nCWD: ${getCwd()}\nDate: ${getSessionStartDate()}`,
]
return [`You are Claude Code, Anthropic's official CLI for Claude.`]
}
const cwd = getCwd()
@@ -607,8 +605,6 @@ export async function computeEnvInfo(
modelId: string,
additionalWorkingDirectories?: string[],
): Promise<string> {
const [isGit, unameSR] = await Promise.all([getIsGit(), getUnameSR()])
// Undercover: keep ALL model names/IDs out of the system prompt so nothing
// internal can leak into public commits/PRs. This includes the public
// FRONTIER_MODEL_* constants — if those ever point at an unannounced model,
@@ -627,33 +623,20 @@ export async function computeEnvInfo(
: `You are powered by the model ${modelId}.`
}
const additionalDirsInfo =
additionalWorkingDirectories && additionalWorkingDirectories.length > 0
? `Additional working directories: ${additionalWorkingDirectories.join(', ')}\n`
: ''
const cutoff = getKnowledgeCutoff(modelId)
const knowledgeCutoffMessage = cutoff
? `\n\nAssistant knowledge cutoff is ${cutoff}.`
: ''
return `Here is useful information about the environment you are running in:
<env>
Working directory: ${getCwd()}
Is directory a git repo: ${isGit ? 'Yes' : 'No'}
${additionalDirsInfo}Platform: ${env.platform}
${getShellInfoLine()}
OS Version: ${unameSR}
</env>
${modelDescription}${knowledgeCutoffMessage}`
return [`# Environment`, `You are Claude Code.`, modelDescription, knowledgeCutoffMessage]
.filter(Boolean)
.join('\n')
}
export async function computeSimpleEnvInfo(
modelId: string,
additionalWorkingDirectories?: string[],
): Promise<string> {
const [isGit, unameSR] = await Promise.all([getIsGit(), getUnameSR()])
// Undercover: strip all model name/ID references. See computeEnvInfo.
// DCE: inline the USER_TYPE check at each site — do NOT hoist to a const.
let modelDescription: string | null = null
@@ -671,42 +654,14 @@ export async function computeSimpleEnvInfo(
? `Assistant knowledge cutoff is ${cutoff}.`
: null
const cwd = getCwd()
const isWorktree = getCurrentWorktreeSession() !== null
const envItems = [
`Primary working directory: ${cwd}`,
isWorktree
? `This is a git worktree — an isolated copy of the repository. Run all commands from this directory. Do NOT \`cd\` to the original repository root.`
: null,
[`Is a git repository: ${isGit}`],
additionalWorkingDirectories && additionalWorkingDirectories.length > 0
? `Additional working directories:`
: null,
additionalWorkingDirectories && additionalWorkingDirectories.length > 0
? additionalWorkingDirectories
: null,
`Platform: ${env.platform}`,
getShellInfoLine(),
`OS Version: ${unameSR}`,
modelDescription,
knowledgeCutoffMessage,
process.env.USER_TYPE === 'ant' && isUndercover()
? null
: `The most recent Claude model family is Claude 4.5/4.6. Model IDs — Opus 4.6: '${CLAUDE_4_5_OR_4_6_MODEL_IDS.opus}', Sonnet 4.6: '${CLAUDE_4_5_OR_4_6_MODEL_IDS.sonnet}', Haiku 4.5: '${CLAUDE_4_5_OR_4_6_MODEL_IDS.haiku}'. When building AI applications, default to the latest and most capable Claude models.`,
process.env.USER_TYPE === 'ant' && isUndercover()
? null
: `Claude Code is available as a CLI in the terminal, desktop app (Mac/Windows), web app (claude.ai/code), and IDE extensions (VS Code, JetBrains).`,
process.env.USER_TYPE === 'ant' && isUndercover()
? null
: `Fast mode for Claude Code uses the same ${FRONTIER_MODEL_NAME} model with faster output. It does NOT switch to a different model. It can be toggled with /fast.`,
].filter(item => item !== null)
return [
`# Environment`,
`You have been invoked in the following environment: `,
...prependBullets(envItems),
].join(`\n`)
`You are Claude Code.`,
modelDescription,
knowledgeCutoffMessage,
]
.filter(Boolean)
.join(`\n`)
}
// @[MODEL LAUNCH]: Add a knowledge cutoff date for the new model.