GLM-5.3 is a large-scale reasoning model from Z.ai, built for complex software engineering and long-horizon agent tasks. It supports text input and output with a 1M-token context window, and improves...
With CoreAI, you can start chatting with Z.ai: GLM 5.3 (batch) instantly — no separate subscription needed. CoreAI lets you chat with Z.ai: GLM 5.3 (batch) alongside 300+ other AI models from Z-ai and other providers like OpenAI, Anthropic, Google, Meta, and more.
Among the 412 chat models on CoreAI, Z.ai: GLM 5.3 (batch) ranks #29 by context window — 1.0M tokens, roughly 786,432 words or 1,573 pages of text in a single conversation. On price, it is the #94 cheapest of 198 standard-tier models by input cost. It joined the catalog on 2026-08-18. It supports step-by-step reasoning (thinking mode).
Every model in this table is available on CoreAI — open the web app and run the same prompt through Z.ai: GLM 5.3 (batch) and Z.ai: GLM 5.2 (batch) side by side to judge with your own eyes.
A typical question (about 1,000 tokens in, 500 out) runs $0.00180 on Z.ai: GLM 5.3 (batch)'s raw per-token rates; a heavy session with a 50K-token document costs about $0.046. On CoreAI you don't juggle these numbers — one subscription covers Z.ai: GLM 5.3 (batch) and 300+ other models under a plan usage limit, with no API keys. See plans.
Z.ai: GLM 5.3 (batch) handles 1.0M tokens of context — roughly 786,432 words, or about 1,573 pages of text in one conversation.
Z.ai: GLM 5.3 (batch)'s underlying rates are $0.7 per 1M input tokens and $2.2 per 1M output tokens. On CoreAI it is included in one subscription alongside 300+ models, so there is no per-token billing to manage.
No — Z.ai: GLM 5.3 (batch) is text-only. If you need image understanding, its standard-tier peers with vision are listed in the comparison table above.
Yes. Z.ai: GLM 5.3 (batch) can work through problems step by step before answering; on CoreAI you can toggle thinking mode per message.
Open the CoreAI web app or the iOS/Android app, pick Z.ai: GLM 5.3 (batch) in the model selector, and chat — no API key, no per-token billing. One subscription covers Z.ai: GLM 5.3 (batch) and 300+ other models.
The closest alternatives on CoreAI are Z.ai: GLM 5.2 (batch), Meta: Muse Spark 1.3, inclusionAI: Ling 3.0 Flash — similar tier and capability. The fastest way to choose is running one prompt through them side by side in CoreAI's Compare view.
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