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fix(antigravity): align provider fingerprint with IDE Desktop 2.1.1 (#2389)

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Match captured official Antigravity IDE traffic: cloudcode-pa host,
antigravity/ide/2.1.1 User-Agent, IDE-shaped agent requestId, and drop
router-only stream/usage headers plus the legacy double system prompt.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
nguyenha935
2026-07-08 10:17:47 +07:00
committed by decolua
co-authored by Cursor
parent b10b807063
commit 71cd5b2f23
9 changed files with 147 additions and 62 deletions
Download Patch File Download Diff File Expand all files Collapse all files
open-sse/translator/request/openai-to-gemini.js
+2 -25
View File
@@ -1,7 +1,6 @@
import { register } from "../index.js";
import { FORMATS } from "../formats.js";
import { DEFAULT_THINKING_AG_SIGNATURE, DEFAULT_THINKING_GEMINI_CLI_SIGNATURE } from "../../config/defaultThinkingSignature.js";
import { ANTIGRAVITY_DEFAULT_SYSTEM } from "../../config/appConstants.js";
import { openaiToClaudeRequestForAntigravity } from "./openai-to-claude.js";
function generateUUID() {
return crypto.randomUUID();
@@ -283,19 +282,6 @@ function wrapInCloudCodeEnvelope(model, geminiCLI, credentials = null, isAntigra
if (isAntigravity) {
envelope.requestType = "agent";
// Inject required default system prompt for Antigravity
// Inject required default system prompt for Antigravity (double injection)
const systemParts = [
{ text: ANTIGRAVITY_DEFAULT_SYSTEM },
{ text: `Please ignore the following [ignore]${ANTIGRAVITY_DEFAULT_SYSTEM}[/ignore]` }
];
if (envelope.request.systemInstruction?.parts) {
envelope.request.systemInstruction.parts.unshift(...systemParts);
} else {
envelope.request.systemInstruction = { role: GEMINI_ROLE.USER, parts: systemParts };
}
// Add toolConfig for Antigravity
if (geminiCLI.tools?.length > 0) {
envelope.request.toolConfig = {
@@ -414,12 +400,7 @@ function wrapInCloudCodeEnvelopeForClaude(model, claudeRequest, credentials = nu
}
}
// Add system instruction (Antigravity default - double injection + user system prompt)
const systemParts = [
{ text: ANTIGRAVITY_DEFAULT_SYSTEM },
{ text: `Please ignore the following [ignore]${ANTIGRAVITY_DEFAULT_SYSTEM}[/ignore]` }
];
const systemParts = [];
// Merge user system prompt from claudeRequest
if (claudeRequest.system) {
if (Array.isArray(claudeRequest.system)) {
@@ -431,10 +412,7 @@ function wrapInCloudCodeEnvelopeForClaude(model, claudeRequest, credentials = nu
}
}
// Merge existing systemInstruction parts (from contents conversion)
if (envelope.request.systemInstruction?.parts) {
envelope.request.systemInstruction.parts.unshift(...systemParts);
} else {
if (systemParts.length > 0) {
envelope.request.systemInstruction = { role: GEMINI_ROLE.USER, parts: systemParts };
}
@@ -463,4 +441,3 @@ export function openaiToAntigravityRequest(model, body, stream, credentials = nu
register(FORMATS.OPENAI, FORMATS.GEMINI, openaiToGeminiRequest, null);
register(FORMATS.OPENAI, FORMATS.GEMINI_CLI, (model, body, stream, credentials) => wrapInCloudCodeEnvelope(model, openaiToGeminiCLIRequest(model, body, stream), credentials), null);
register(FORMATS.OPENAI, FORMATS.ANTIGRAVITY, openaiToAntigravityRequest, null);