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pi pi pi pew (#594)

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Helmut Januschka 2026-01-09 12:43:00 +01:00 • committed by GitHub
parent 5eb53cdb9e
commit b4351040a7
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1 changed files with 28 additions and 7 deletions
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35
packages/ai/src/providers/anthropic.ts
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@ -28,7 +28,27 @@ import { sanitizeSurrogates } from "../utils/sanitize-unicode.js";
import { transformMessages } from "./transorm-messages.js";
const piToolPrefix = "pi_";
// Stealth mode: Mimic Claude Code's tool naming exactly
const claudeCodeVersion = "2.1.2";
// Map pi! tool names to Claude Code's exact tool names
const claudeCodeToolNames: Record<string, string> = {
"read": "Read",
"write": "Write",
"edit": "Edit",
"bash": "Bash",
"grep": "Grep",
"find": "Glob",
"ls": "Glob",
};
const toClaudeCodeName = (name: string) => claudeCodeToolNames[name] || name;
const fromClaudeCodeName = (name: string) => {
for (const [piName, ccName] of Object.entries(claudeCodeToolNames)) {
if (ccName === name) return piName;
}
return name;
};
/**
* Convert content blocks to Anthropic API format
@ -159,9 +179,7 @@ export const streamAnthropic: StreamFunction<"anthropic-messages"> = (
const block: Block = {
type: "toolCall",
id: event.content_block.id,
name: isOAuthToken
? event.content_block.name.substring(piToolPrefix.length)
: event.content_block.name,
name: isOAuthToken ? fromClaudeCodeName(event.content_block.name) : event.content_block.name,
arguments: event.content_block.input as Record<string, any>,
partialJson: "",
index: event.index,
@ -298,10 +316,13 @@ function createClient(
const oauthToken = isOAuthToken(apiKey);
if (oauthToken) {
// Stealth mode: Mimic Claude Code's headers exactly
const defaultHeaders = {
accept: "application/json",
"anthropic-dangerous-direct-browser-access": "true",
"anthropic-beta": `oauth-2025-04-20,${betaFeatures.join(",")}`,
"anthropic-beta": `claude-code-20250219,oauth-2025-04-20,${betaFeatures.join(",")}`,
"user-agent": `claude-cli/${claudeCodeVersion} (external, cli)`,
"x-app": "cli",
...(model.headers || {}),
};
@ -494,7 +515,7 @@ function convertMessages(
blocks.push({
type: "tool_use",
id: sanitizeToolCallId(block.id),
name: isOAuthToken ? `${piToolPrefix}${block.name}` : block.name,
name: isOAuthToken ? toClaudeCodeName(block.name) : block.name,
input: block.arguments,
});
}
@ -567,7 +588,7 @@ function convertTools(tools: Tool[], isOAuthToken: boolean): Anthropic.Messages.
const jsonSchema = tool.parameters as any; // TypeBox already generates JSON Schema
return {
name: isOAuthToken ? `${piToolPrefix}${tool.name}` : tool.name,
name: isOAuthToken ? toClaudeCodeName(tool.name) : tool.name,
description: tool.description,
input_schema: {
type: "object" as const,