⚠️ OPENAI ASSISTANTS API SHUTS DOWN AUGUST 26, 2026

6 weeks to migrate before your chatbots break.

OpenAI is killing the Assistants API on August 26. Every chatbot, agent, and assistant built on it stops working. MigrateMate moves you to Vertex AI / Gemini with zero downtime, code conversion, and a full QA handback.

Book your migration → What's included
44 days left

Assistants API v1 shuts down 26 August 2026. All threads, runs, and messages in the v1 API stop serving. If your product or agency depends on OpenAI Assistants, this is not optional.

🔍 Audit

We map every assistant, thread, tool, and file your system uses. Full inventory before we touch a line of code.

🔄 Code conversion

Assistants API calls → Gemini/Vertex AI equivalents. Function calling, tool use, streaming — all converted.

✅ QA handback

We test every converted endpoint against your existing test suite. You get a verified migration report.

🛡️ Rollback safeguard

24-hour rollback window. If something doesn't feel right, we revert instantly. No data loss, no downtime.

One-time migration. Everything included.

£497
one-time — or £97/mo for 3 months with support
Book your migration →