GLM-5.2 API
GLM-5.2 is Zhipu's 1M-context flagship for long engineering and coding tasks. The official model page positions it for project-level context, reliable engineering conventions and end-to-end development workflows, with thinking modes and tool support.
Official source: model page · verified 2026-10-22
Pricing
Prices can change with upstream providers; the rate at settlement is authoritative.
Call the API
Use the OpenAI-compatible endpoint; no model-specific SDK setup is required.
curl https://api.kimiseek.app/v1/chat/completions \
-H "Authorization: Bearer $KIMISEEK_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "ZHIPU/GLM-5.2",
"messages": [{"role": "user", "content": "Hello from KimiSeek"}]
}'Where it fits
Best for
- Project-scale coding and repository context
- Long-running engineering tasks
- Chinese-first analysis with structured output
Tradeoffs
- Not positioned as an open-weight release on the official page
- Compare output ceilings with long-output DeepSeek variants before choosing
Model details
FAQ
What is GLM-5.2 designed for?
Long engineering tasks and coding workflows that benefit from a 1M context window and reliable instruction following.
Is GLM-5.2 open source?
Do not assume so. The official page reviewed does not present it as an open-weight release.
How do I call this model?
Use KimiSeek's OpenAI-compatible API and set the model field to ZHIPU/GLM-5.2 with your KimiSeek API key.